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# Symbols and Notations Reasoning Questions - संकेत और अंकन पद्धति रीजनिंग प्रश्नोत्तर

## Symbols and Notations Reasoning Questions

Directions : In the following question you have to identify the correct response from the given premises stated according to following symbols :

1. If ‘+’ stands for division, ‘÷’ stands for multiplication, ‘×’ stands for subtraction and ‘–’ stands for addition, which one of the following is correct?

(1) 18 ÷ 6 – 7 + 5 × 2 = 20

(2) 18 + 6 ÷ 7 × 5 – 2 = 18

(3) 18 × 6 + 7 ÷ 5 – 2 = 16

(4) 18 ÷ 6 × 7 + 5 – 2 = 22

2. If ‘–’ stands for division, ‘+’ for multiplication, ‘÷’ for subtraction and ‘×’ for addition, which one of the following equations is correct?

(1) 18 ÷ 3 × 2 + 8 – 6 = 10

(2) 18 – 3 + 2 × 8 ÷ 6 = 14

(3) 18 – 3 ÷ 2 × 8 + 6 = 17

(4) 18 × 3 + 2 ÷ 8 – 6 = 15

3. In an imaginary mathe-matical operation ‘+’ means multiplication, ‘×’ means subtraction, ‘÷’ means addition and ‘–’ means division.

All other rules in mathematical operation are the same as in the existing system. Which one of the following gives the result of

175 – 25 ÷ 5 + 20 × 3 + 10 ?

(1) 160 (2) 2370

(3) 77 (4) 240

4. If ‘–’ stands for division, ‘+’ for multiplication, ‘÷’ for subtraction and ‘×’ for addition, which one of the following equations is correct?

(1) 6 ÷ 20 × 12 + 7 – 1 = 70

(2) 6 + 20 – 12 ÷ 7 × 1= 62

(3) 6 – 20 ÷ 12 × 7 + 1 = 57

(4) 6 + 20 – 12 ÷ 7 – 1 = 38

5. If ‘+’ means ‘–’, ‘–’ means ‘×’, ‘×’ means ‘÷’ and ‘÷’ means ‘+’ then

2 ÷ 6 × 6 ÷ 2 = ?

(1) 1 (2) 0

(3) 10 (4) 5

6. If ‘+’ stands for Multiplication, ‘×’ stands for Division, ‘–’ stands for Addition and ‘÷’ stands for Subtraction, what would the following equation stand for?

20 – 8 × 4 ÷ 3 + 2 = ?

(1) 41 (2) 19

(3) 16 (4) 18

7. If ‘×’ means ‘–’, ‘–’ means ‘÷’, ‘+’, means ‘×’ and ‘÷’ means ‘+’, then what will be the value of the following expression ?

16 × 8 ÷ 4 – 3 + 9 = ?

(1) 10 (2) 19

(3) 20 (4) 9

8. If ‘+’ means ‘minus’, ‘–’ means ‘multiplication’, ‘÷’ means ‘plus’, and ‘×’ means ‘division’,

15 – 3 + 10 × 5 ÷ 5 = ?

(1) 52 (2) 48

(3) 22 (4) 5

9. If ‘–’ stands for division, ‘÷’ stands for multiplication, ‘+’ stands for subtraction and ‘×’ for addition, then which of the following equation is correct ?

(1) 20 + 8 – 7 ÷ 6 × 4 = 25

(2) 20 – 5 ÷ 4 + 6 × 5 = 15

(3) 20 × 5 – 6 ÷ 7 + 4 = 28

(4) 20 ÷ 4 – 8 × 10 + 6 = 36

10. If × stands for + and ÷ for –, find the value of the following equation.

39 × 23 ÷ 21 × 5

(1) 46 (2) 36

(3) 62 (4) 89

11. If ‘+’ stands for division; ‘÷’ stands for multiplication; ‘×’ stands of subtraction; ‘–’ stands for addition which one of the following is correct ?

(1) 18 ÷ 6 – 7 + 5 × 2 = 20

(2) 18 + 6 ÷ 7 × 5 – 2 = 18

(3) 18 × 6 + 7 ÷ 5 – 2 = 16

(4) 18 ÷ 6 × 7 + 5 – 2 = 22

12. If + stands for ‘division’, × stands for ‘addition’, – stands for ‘multiplication’ and ÷ stands for ‘subtraction’, then which of the following equations is correct ?

(1) 36 × 6 + 7 ÷ 2 – 6 = 20

(2) 36 + 6 – 3 × 5 ÷ 3 = 24

(3) 36 ÷ 6 + 3 × 5 – 3 = 45

(4) 36 – 6 + 3 × 5 ÷ 3 = 74

14. In the following question, you have to identify the correct response from the given premises stated according to following symbols.

If + means ÷, – means ×, ÷ means + and × means –, then

63 × 24 + 8 ÷ 4 + 2 – 3 = ?

(1) 54 (2) 66

(3) 186 (4) 48

15. The following equation becomes mathematically correct when you interchange either the sign or the numbers as indicated in the question. Find the correct alternative. Given equation :

(16 – 4) × 6 ÷ 2 + 8 = 30

(1) 4 and 2 (2) ÷ and –

(3) 16 and 6 (4) – and +

16. If ‘–’ stands for division ‘+’ stands for subtraction, ‘÷’ stands for multiplication, ‘×’ stands for addition, then which one of the following equations is correct?

(1) 70 – 2 + 4 ÷ 5 × 6 = 44

(2) 70 – 2 + 4 ÷ 5 × 6 = 21

(3) 70 – 2 + 4 ÷ 5 × 6 = 341

(4) 70 – 2 + 4 ÷ 5 × 6 = 36

17. If – stands for division, + for multiplication, ÷ for subtraction and × for addition, then which one of the following equations is correct ?

(1) 19 + 5 – 4 × 2 ÷ 4 = 11

(2) 19 × 5 – 4 ÷ 2 + 4 = 16

(3) 19 ÷ 5 + 4 – 2 × 4 = 13

(4) 19 ÷ 5 + 4 + 2 ÷ 4 = 20

18. If ‘–’ stands for ‘÷’ ‘+’stands for ‘×’ , ‘÷’ for ‘–’ and ‘×’ for ‘+’, which one of the following equations in correct?

(1) 30 – 6 + 5 × 4 ÷ 2 = 27

(2) 30 + 6 – 5 ÷ 4 × 2 = 30

(3) 30 × 6 ÷ 5 – 4 + 2 = 32

(4) 30 ÷ 6 × 5 + 4 – 2 = 40

19. If ‘×’ means ‘addition’ ‘–’ means ‘division’, ‘÷’ means ‘subtraction’ and ‘+’ means ‘multiplication’, then which of the following equations is correct ?

(1) 16 + 5 – 10 × 4 ÷ 3 = 9

(2) 16 – 5 × 10 ÷ 4 + 3 = 12

(3) 16 + 5 ÷ 10 × 4 – 3 = 9

(4) 16 × 5 ÷ 10 ÷ 4 – 3 = 19

20. If ‘–’ stands for division, ‘+’ for multiplication, ‘÷’ for subtraction and ‘×’ for addition, which one of the following equations is correct?

(1) 24 ÷ 8 – 4 + 2 × 3 = 16

(2) 24 – 8 + 4 × 2 ÷ 3 = 12

(3) 24 × 8 – 4 ÷ 2 + 3 = 17

(4) 24 + 8 – 4 × 2 ÷ 3 = 47

22. If + means –, – means ×, ÷ means +, × means ÷, find the value of

15 × 3 ÷ 4 – 6 + 7 ?

(1) 22 (2) 25

(3) 9 (4) 175/3

23. If × stands for –, ÷ stands for +, + stands for ×, find the value of following equation:

(16 × 5) ÷ 5 + 3 = ?

(1) 62 (2) 10

(3) 2 (4) 26

24. If ‘÷’ stands for addition, ‘–’ stands for multiplication, ‘×’ stands for subtraction and ‘+’ stands for division, which of the responses does not hold good?

(1) 10 × 4 = 06 (2) 10 – 4 = 40

(3) 10 + 5 = 50 (4) 10 – 5 = 15

25. If ‘×’ stands for ‘+’, ‘÷’ for ‘–’, ‘–’ for ‘×’ and ‘+’ for ‘÷’, find the value of the following equation :

54 ÷ 16 – 3 × 6 + 2 = ?

(1) 9 (2) 12

(3) 8 (4) 15

26. If ‘+’ stands for ‘subtraction’ and ‘÷’ stands for ‘addition’ and ‘–’ stands for ‘multiplication’ and ‘×’ stands for division, then which of the following equations is correct?

(1) 56 + 12 × 34 - 12 = 102

(2) 8 ÷ 44 – 5 + 25 = 203

(3) 112 × 44 – 12 + 10 = 46

(4) 9 ÷ 64 – 2 × 6 = 54

27. If ‘–’ stands for division, ‘+’ stands for multiplication, ‘÷’ stands for subtraction and ‘×’ stands for addition, then which one of the equation is correct?

(1) 30 + 5 - 12 ÷ 8 × 12 = 70

(2) 30 – 5 + 12÷ 8 × 12 = 76

(3) 30 × 5 – 12 + 8 ÷ 12 = 60

(4) 30 ÷ 5 × 12 + 8 – 12 = 24

28. If ‘+’ stands for multiplication, ‘×’ stands for division, ‘–’ stands for addition and ‘÷’ stands for subtraction, what is the answer for the following equation?

20 – 5 ÷ 18 × (3 + 2) = ?

(1) 20 (2) 18

(3) 108 (4) 22

29. If ‘×’ stands for minus, ‘+’ stands for multiplication, ‘–’ stands for plus, then which one of the following is correct?

6 + (3 × 1) + 5 = ?

(1) 58 (2) 64

(3) 60 (4) 12

30. If ‘+’ means ‘÷’, ‘÷’ means ‘–’, ‘–’ means ‘×’, ‘×’ means ‘+’, then

12 + 6 ÷ 3 – 2 × 8 = ?

(1) – 2 (2) 4

(3) 2 (4) 8

31. If ‘+’ stands for ’×’, ‘–’ for ‘÷’ ‘×’ for ‘–’ and ‘÷’ for ‘+’, then find the value of the following equation

26 + 74 – 4 × 5 ÷ 2 = ?

(1) 220 (2) 376

(3) 478 (4) 488

32. If ‘+’ stands for subtraction, ‘÷’ stands for addition, ‘–’ stands for multiplication and ‘×’ stands for division, then which one of the following equations is correct?

(1) 46 – 10 + 10 × 5 = 92

(2) 265 + 11 – 2 × 14 = 22

(3) 66 × 3 – 11 + 12 = 230

(4) 2 – 14 × 4 ÷ 11 = 16

33. In the following question, you have to identify the correct response from the given premises stated according to following symbols.

If + denotes –, – denotes = , = denotes + , ÷ denotes >, × denotes <, how do you solve the following problem?

8 + 4 – ?

(1) 4 (2) 32

(3) 12 (4) 2

34. If ‘–’ means addition, ‘+’ means subtraction, ‘×’ means division and ‘÷’ means multiplication, then

7 – 10 × 5 ÷ 6 + 4 = ?

(1) 3 (2) 12

(3) 15 (4) 9

35. If ‘÷’ means ‘×’, ‘–’ means ‘+’, ‘×’ means ‘–’, ‘+’ means ‘÷’, then what will be the value of the following?

20 + 4 ×6 – 5 ÷ 7

(1) 28 (2) 32

(3) 34 (4) 36

36. If ‘+’ means ×, ‘–’ means +, ‘×’ means ‘÷’ and ‘÷’ means –, then 10 + 5 × 10 ÷ 2 – 5 has a value of

(1) 35 (2) 45

(3) 30 (4) 8

37. If ‘+’ stands for division, ‘÷’ stands for multiplication, multiplication for addition; which one of the following equations is correct ?

(1) 10 ÷ 5 + 4 = 6

(2) 10 – 4 + 2 = 6

(3) 10 + 2 – 5 = 6

(4) 10 + 2 × 1 = 6

38. If ‘+’ stands for ‘÷’, ‘×’ stands ‘+’, ‘–’ stands for ‘×’, and ‘÷’ stands for ‘–’, then which of the following statements is correct ?

(1) 36 × 6 + 7 ÷ 2 – 6 = 20

(2) 36 ÷ 6 + 3 × 5 – 3 = 45

(3) 36 + 6 – 3 × 5 ÷ 3 = 24

(4) 36 – 6 + 3 × 5 ÷ 3 = 74

39. Identify the correct response from the given premises stated according to following symbols.

If ‘–’ stands for division

‘+’ stands for multiplication.

‘÷’ stands for subtraction

Which one of the equations is correct ?

(1) 18 +14 – 24 × 12 ÷ 16 = 12

(2) 16 ×14 – 24 ÷ 18 + 12 = –24

(3) 24 – 12 +12 ÷ 16 × 18 = 26

(4) 18 ÷ 16 +12 × 18 ÷ 12 = 24

40. If ‘×’ means ‘–’ , ‘–’ means ‘×’, ‘+’ means ‘÷’ and ‘÷’ means ‘+’, then

(15– 10) ÷ (130 + 10) × 50 = ?

(1) 1800 (2) 113

(3) 2000 (4) 123

41. If ‘+’ means ‘÷’, ‘–’ means ‘×’, ‘÷’ means ‘+’ and ‘×’ means ‘–’, then

36 × 12 + 4 ÷ 6 + 2 – 3 = ?

(1) 42 (2) 18

(3) 40 (4) 2

42. If T means ‘×’, U means ‘–’, V means ‘÷’ and W means ‘+’, then what will be the value of the following expression :

(50 V 2) W (28 T 4)

(1) 142 (2) 158

(3) 137 (4) 163

43. If – stands for ÷, + stands for ×, ÷ stands for – and × stands for + find out which one is correct.

(1) 49 × 7 + 3 ÷ 5 – 8 = 16

(2) 49 ÷ 7 × 3 + 5 – 8 = 26

(3) 49 + 7 – 3 × 5 ÷ 8 = 20

(4) 49 – 7 + 3 ÷ 5 × 8 = 24

44. If ‘+’ means ‘×’, ‘–’ means ‘÷’, ‘×’ means ‘+’ and ‘÷’ means ‘–’ then

25 × 5 – 3 ÷ 2 + 5 = ?

(1) 20 (2) 50

(3) 30 (4) 40

45. If ‘–’ stands for addition, ‘+’ for multiplication, ‘÷’ for subtraction and ‘×’ for division, which one of the following equation is wrong ?

(1) 5 – 2 +12 × 6 ÷ 2 = 27

(2) 5 + 2 – 12 ÷ 6 × 2 = 13

(3) 5 + 2 – 12 × 6 ÷ 2 = 10

(4) 5 ÷ 2 + 12 × 6 – 2 = 3

46. If × stands for –, + means ×, ÷ means + and – means ÷, then what is the value of the given expression ?

175 – 25 ÷ 5 + 20 × 3 + 10 = ?

(1) 77 (2) 160

(3) 240 (4) 2370

47. If ‘+’ means ‘÷’; ‘÷’ means ‘–’; ‘–’ means ‘×’; ‘×’ means ‘+’, then

8 + 2 ÷ 3 – 4 × 6 = ?

(1) – l2 (2) – 2

(3) – 10 (4) –15

48. If ‘÷’ means ‘–’, ‘–’ means ‘×’, ‘×’ means ‘+’ and ‘+’ means ‘÷’ then

20 × 60 ÷ 40 – 20 + 10 = ?

(1) 80 (2) 60

(3) 40 (4) 0

49. If ‘+’ means ‘÷’, ‘×’ means ‘+’, ‘–’, means ‘×’ and ‘÷’ means ‘–’, then which of the following equations is correct ?

(1) 36 × 6 + 3 – 2 < 20

(2) 36 × 6 + 3 × 2 > 20

(3) 36 + 6 × 3 + 2 = 20

(4) 36 + 6 – 3 × 2 = 20

50. If – stands for addition, ÷ for multiplication, × for substraction, and + for division, then which of the following is correct ?

(1) 25 – 15 + 5 ÷ 4 × 16 = 21

(2) 25 + 11 – 4 ÷ 10 × 6 = 20

(3) 25 × 12 – 14 ÷ 4 + 6 = 16

(4) 25 – 12 + 14 ÷ 2 × 4 = 15

51. Which of the following interchange of signs would make the given equation correct ?

5 + 3 × 8 – 12 ÷ 4 = 3

(1) – and ÷ (2) + and ×

(3) + and ÷ (4) + and –

52. Put the correct mathematical signs in the following equation from the given alternatives.

33 ? 11 ? 3 ? 6 ? = 115

(1) –, ×, + (2) +, –, ×

(3) ×, ÷, – (4) ÷, ×, ×

53. If ‘×’ means ‘+’, ÷ means ‘–’, + means ‘÷’ and ‘–’ means ‘×’ then what should be the value of the given equation?

14 × 4 ÷ 70 + 10 – 2 = ?

(1) 33 (2) 15

(3) 30 (4) 4

54. If + means ÷, – means ×, × means + and ÷ means –, then which of the alternatives is correct ?

(1) 5 × 8 – 5 + 5 ÷ 1 = 12

(2) 55 – 2 + 10 ÷ 1 × 5 = 16

(3) 38 ÷ 10 – 5 + 7 × 8 = 25

(4) 10 – 12 + 2 ÷ 30 × 1 = 10

55. If ‘–’ stands for ‘+’, ‘+’ stands for ‘×’, ‘×’ stands for ‘–’ then which one of the following is not correct ?

(1) 22 + 7 – 3 × 9 = 148

(2) 33 × 5 – 10 + 20 = 228

(3) 7 + 28 – 3 × 52 = 127

(4) 44 – 9 + 6 × 11 = 87

56. If ‘+’ stands for ‘division’; ‘×’ stands for ‘addition’; ‘–’ stands for ‘multiplication’; ‘÷’ stands for ‘subtraction’, which of the following equations is correct?

(1) 5 – 3 + 2 × 4 ÷ 8 = 2

(2) 5 × 3 + 2 – 4 × 8 = 19

(3) 5 ÷ 3 × 2 – 4 + 8 = 8

(4) 5 + 3 × 2 ÷ 4 – 8 = 4

57. If ‘+’ means ‘ ̧’; ‘–’ means ‘+’; ‘×’ means ‘–’ and ‘ ̧’ means ‘×’, then,

8  ̧ 4 – 6 + 3 × 4 = ?

(1) 4 (2) 14

(3) 28 (4) 30

58. If ‘+’ means ‘–’; ‘–’ means ‘×’; ‘×’ means ‘ ̧’ and ‘ ̧’ means ‘+’, then

25 × 5  ̧ 30 + 8 – 2 = ?

(1) 54 (2) 15

(3) 18 (4) 19

59. If ‘–’ stands for addition, ‘+’ stands for subtraction, ‘ ̧’ stands for multiplication and ‘×’ stands for division, then which one of the following equation is correct ?

(1) 50 × 5 ÷ 2 – 30 + 25 = 25

(2) 50 – 30 + 5 ÷ 2 × 30 = 25

(3) 40 + 35 × 2 – 50 ÷ 30 = 95

(4) 30 × 2 – 25 + 50 ÷ 5 = 100

60. If + stands for division; × stands for addition; – stands for multiplication; ÷ stands for subtraction, which of the following is correct ?

(1) 15 ÷ 5 × 2 – 6 + 3 = 28

(2) 15 × 5 + 2 – 6 ÷ 3 = 56.5

(3) 15 + 5 – 2 ÷ 6 × 3 = 3

(4) 15 – 5 + 2 × 6 ÷ 3 = 41

61. If ‘–’ stands for ‘division’, ‘+’ stands for ‘multiplication’, ‘÷’ stands for ‘subtraction’, ‘×’ stands for ‘addition’, then which one of the following equations is correct ?

(1) 36 × 4 – 12 + 5 ÷ 3 = 420

(2) 52 ÷ 4 + 5 × 8 – 2 = 36

(3) 36 – 12 × 6 ÷ 3 + 4 = 60

(4) 43 × 7 ÷ 5 + 4 – 8 = 25

62. If a represents ÷, b represents +, c represents – and d represents × then

24 a 6 d 4 b 9 c 8 = ?

(1) 20 (2) 6

(3) 17 (4) 19

63. If × means +, + means ÷, – means × and ÷ means –, then

6× 4 – 5 + 2 ÷ 1 = ?

(1) 11 (2) 15

(3) 10 (4) 12

64. If, + stands for division; × stands for addition; – stands for multipli- cation; ÷ stands for subtraction, which of the following is correct?

(a) 46 × 6 ÷ 4 – 5 + 3 = 74

(b) 46 – 6 + 4 × 5 ÷ 3 = 71

(c) 46 ÷ 6 × 4 – 5 + 3 = 75.5

(d) 46 × 6 – 4 + 5 ÷ 3 = 70.1

(1) c (2) d

(3) b (4) a

65. If + = ×, – = ÷, × = +, ÷ = –, then which is the correct equation out of the following?

(1) 18 – 6 × 7 ÷ 2 + 8 = 63

(2) 18 ÷ 6 + 4 – 2 ÷ 3 = 22

(3) 18 + 6 – 4 × 2 ÷ 3 = 26

(4) 18 × 6 – 4 + 7 × 8 = 47

66. If ‘+’ means ‘×’, ‘–’ means ‘÷’, ‘×’ means ‘–’ and ‘÷’ means ‘+’, then what will be the value of

16 ÷ 64 – 8 × 4 + 2?

(1) 18 (2) 24

(3) 16 (4) 12

67. If + stands for * ; – stands for #; × stands for @ and ÷ stands for %, then which of the following statements is correct?

(1) 256% 16 @ 5 # 28 = 52

(2) 256 # 16 % 5 # 28 = 120

(3) 256 @ 5 % 16 * 28 = 408

(4) 256 # 16 @ 5 % 28 = 80

68. If ÷ stands for ×, × stands for –, – stands for + and + stands for ÷, then

48 + 6 – 12 ÷ 2 + 10 = ?

(Do chronologically and not according to BODMAS rule)

(1) 9 (2) 14

(3) 16 (4) 4

69. Select the set of symbols which can be fitted correctly in the equation.

5 ___ 3 ___8___4__2 = 21

(1) +, ×, +, ÷ (2) ×, +, –, ÷

(3) –, ×, +, ÷ (4) +, ×, –, ÷

70. If a means +, b means ×, c means ÷, d means –, then

20 a 10 b 45 c5 d 12 = ?

(1) 88 (2) 74

(3) 98 (4) 68

71. If + stands for division; × stands for addition; – stands for multiplication, ÷ stands for subtraction, which of the following is correct?

(1) 25 × 3 – 7 ÷ 8 + 12 = 18

(2) 25 + 3 × 7 – 8 ÷ 12 = 10.89

(3) 25 – 3 ÷ 7 × 8 + 12 = 132

(4) 25 ÷ 3 × 7 – 8 + 12 = 19.3

72. Insert the arithmetical operations in the following numerical figure-

4_3_4 = 48

(1) + + (2) + –

(3) × + (4) × ×

73. If the given interchanges are

made in signs and numbers, which one of the following equation is true?

(Signs : ÷ and +, Numbers : 6 and 5)

(1) 18 + 6 ÷ 5 = 9.6

(2) 26 ÷ 5 + 6 = 6.4

(3) 5 ÷ 6 + 80 = 5.8

(4) 90 + 5 ÷ 6 = 8.6

74. If ‘–’ stands for addition, ‘+’ for multiplication, ‘÷’ for subtraction and ‘×’ for division, which one of the following equations is correct?

(1) 5 + 2 – 12 ÷ 6 × 2 = 13

(2) 5 + 2 – 12 × 6 ÷ 2 = 10

(3) 5 ÷ 2 + 12 × 6 – 2 = 4

(4) 5 – 2 + 12 × 6 ÷ 2 = 27

75. If P denotes ‘÷’, Q denotes ‘×’, R denotes ‘+’ and S denotes ‘–’, then

16Q12P6R5S4 = ?

(1) 31 (2) 32

(3) 33 (4) 30

76. If × stands for ÷, ÷ stands for +, + stands for –, and – stands for ×, then what is the value of

(30+ 20) – 5(7 ÷ 3) × 25 = ?

(1) 100 (2) 10

(3) 20 (4) 25

77. If + means ÷, ÷ means –, – means ×, × means +, then

12 –8 × 6 – 4 ÷ 6 + 3 = ?

(1) –112 (2) +118

(3) –33 (4) +92

78. If + means ÷, ÷ means ×, and × means +, then following will be:

64 + 8 × 32 ÷ 4

(1) 128 (2) 160

(3) 136 (4) 144

79. If ‘–’ denotes ‘+’, ‘+’ denotes ‘×’,‘÷’ denotes ‘–’, ‘×’ denotes ‘÷’ then,

27 × 3 ÷ 6 + 9 – 8 = ?

(1) 15 (2) 14.5

(3) 35 (4) 3.5

80. What will be the correct mathematical signs that can be inserted in the following?

4_6_2_4_8 = 16

(1) – × + ÷ (2) ÷ + × –

(3) + ÷ – × (4) × ÷ – +

81. In a certain code 0, 1, 2 ...... 9 is coded as a,b,c........, j then find

baf ÷ bf × d

(1) cb (2) d

(3) df (4) be

82. Which one of the following interchanges of signs would make the given equation correct?

5 + 3 × 8 – 12 ÷ 4 = 3

(1) – and ÷ (2) + and ×

(3) + and ÷ (4) + and –

83. If ‘+’ stands for division; ‘×’ stands for addition; ‘–’ stands for multiplication; ‘÷’ stands for subtraction, then which of the following equations is correct?

(1) 33 × 4 – 5 + 6 ÷ 2 = 26

(2) 33 ÷ 4 × 5 + 6 – 2 = 30

(3) 33 – 4 + 5 ÷ 6 × 2 = 24

(4) 33 – 4 ÷ 5 × 6 + 2 = 130

84. If ‘×’ means addition, ‘–’ means division, ‘÷’ means subtraction and ‘+’ means multiplication, then which of the equations is correct?

(1) 16 × 5 ÷ 10 + 4 – 3 = 19

(2) 16 + 5 ÷ 10 × 4 – 3 = 9

(3) 16 + 5 – 10 × 4 ÷ 3 = 9

(4) 16 – 5 × 10 ÷ 4 + 3 = 12

85. If ‘+’ is ‘×’, ‘–’ is ‘+’, ‘×’ is ‘÷’ and ‘÷’ is ‘–’, then answer the following questions based on this information.

9 – 4 + 2 ÷ 16 × 2

(1) 71 (2) 62

(3) 9 (4) 24

86. Identify the symbols to be inserted to make the expression correct.

(1) × + × (2) = × +

(3) × ÷ = (4) + = ×

87. Study the following statements and answer the questions accordingly.

‘+’ stands for division

‘÷’ stands for multiplication

Which one of the following is correct?

(1) 30 × 40 + 8 – 70 ÷ 40 = 180

(2) 30 + 40 ÷ 8 × 70 – 40 = 340

(3) 30 – 40 × 8 ÷ 70 + 40 = 180

(4) 30 + 40 + 8 × 70 – 40 = 340

88. If ‘×’ means ‘addition’, ‘–’ means ‘division’, ‘/’ means ‘subtraction’ and ‘+’ means ‘multiplication’, then which of the equation is correct?

(1) 25 + 10 – 5/10 × 3 = 43

(2) 25 – 10 × 5 + 10/3 = 72

(3) 25 × 10/5 + 10 – 3 = 12

(4) 25/10 + 5 × 10/3 = 18

89. If ‘+’ stands for multiplication, ‘–’ stands for addition, ‘×’ stands for division, then what is the value of

128 + 9 – 16 × 4 = ?

(1) 73 (2) 256

(3) 1156 (4) 1352

90. If ‘+’ stands for division, ^÷* stands for multiplication, ^×* stands for subtraction and ‘–’ stands for addition, which one of the following expressions is correct ?

(1) 18 × 6 + 7 ÷ 5 – 2 = 16

(2) 18 ÷ 6 × 7 + 5 – 2 = 22

(3) 18 ÷ 6 – 7 + 5 × 2 = 20

(4) 18 + 6 ÷ 7 × 5 – 2 = 18

91. If ‘+’ stands for multiplication, ‘–’ stands for division, ‘×’ stands for addition, ‘÷’ stands for subtraction, then which one of the following equations is correct ?

(1) 12 × 5 + 4 – 5 ÷ 4 = 20

(2) 12 ÷ 5 + 4 – 5 × 4 = 18

(3) 12 + 5 – 4 × 5 ÷ 4 = 16

(4) 12 ÷ 5 – 4 × 5 + 4 = 22

92. If ÷ means +, + means ×, × means – and – means ÷, then what is the value of :

[(1440 – 36 × 16) + 15] + 5 ÷ (144 – 12) + 25 =?

(1) 1500 (2) 2100

(3) 1200 (4) 4800

93. If + means ×, – means +, × means ÷, ÷ means –, then what is the value of

50 + 10 – 50 × 10 ÷ 125 ?

(1) 380 (2) 56

(3) 180 (4) –125

94. If ‘×’ means ‘–’, ‘–’ ‘means’ ‘÷’, ‘+’ means ‘×’ and ‘÷’ means ‘+’, then what will be the value of the following expression?

16 × 8 ÷ 4 – 3 + 9

(1) 10 (2) 19

(3) 20 (4) 9

95. If ‘–’ stands for division, ‘+’ for multiplication, ‘÷’ for subtraction and ‘×’ for addition, which one of the following equations is correct ?

(1) 18 ÷ 3 × 2 + 8 – 6 = 10

(2) 18 – 3 + 2 × 8 ÷ 6 = 14

(3) 18 – 3 ÷ 2 × 8 + 6 = 17

(4) 18 × 3 + 2 ÷ 8 – 6 = 15

96. If ‘+’ means ‘×’, ‘–’ means ‘÷’, ‘×’ means ‘–’ and ‘÷’ means ‘+’, then find the value of the following equation.

6 + 64 – 8 ÷ 45 × 8

(1) 85 (2) 76

(3) 87 (4) 75

97. If ‘+’ means ‘–’ and ‘–’ means ‘×’, ‘×’ means ‘÷’ and ‘÷’ means ‘+’ then

2 ÷ 6 × 6 ÷ 2 = ?

(1) 1 (2) 0

(3) 10 (4) 5

98. If + means ÷, ÷ means –, – means × and × means +, what will be the value of the following expression:

8 + 4 ÷ 3 × 5 – 9 = ?

(1) 44 (2) 53

(3) 62 (4) 64

99. If × means –, + means ×, ÷ means + and – means ÷, then what is the value of the given expression?

175 – 25 ÷ 5 + 2 × 3 + 10 = ?

(1) 77 (2) 160

(3) 240 (4) 2370

100. If – stands for division, + for multiplication, ÷ for subtraction and × for addition, then which of the following equations is correct ?

(1) 20 – 4 + 6 ÷ 9 × 4 = 25

(2) 20 + 6 – 4 × 9 ÷ 6 = 32

(3) 20 ÷ 9 × 9 – 4 + 6 = 33

(4) 20 × 4 – 6 – 4 + 9 = 20

101. In a certain code language, ‘@’ represents ‘+’, ‘Å’ represents ‘–’, ‘a’ represents ‘÷’ and ‘q’ represents ‘×’. Find out the answer to the following question :

8900a100 5q4 121a11 = ?

(1) 58 (2) 62

(3) 158 (4) 205

102. If (–) stands for division, (+) stands for multiplication, (÷) stands for subtraction and (×) stands for addition, which one of the following equations is correct?

(1) 100 + 5 – 10 × 250 ÷ 200 =100

(2) 200 + 10 – 20 × 200 ÷ 100 =150

(3) 50 × 5 ÷ 10 + 100 – 75 = 50

(4) 300 + 5 – 20 × 200 ÷ 100 =200

103. If ‘–’ means ‘×’, ‘×’ means ‘+’, ‘+’ means ‘÷’ and ‘÷’ means ‘–’, then what will be the value of 40 × 12 + 3 – 6 ÷ 60 = ?

(1) 4 (2) 7

(3) 16 (4) 44

104. If 25 + 5 ÷ 2 = 40, and 35 + 5 ÷2 = 60, then 45 + 5 ÷ 2 = ?

(1) 90 (2) 70

(3) 60 (4) 80

105. If ‘+’ means ‘÷’, ‘÷’ means ‘–’, ‘–’ means ‘×’ and ‘×’ means ‘+’, then

48 + 16 × 4 – 2 ÷ 8 = ?

(1) 3 (2) 6

(3) 112 (4) –28

106. If ‘ + ’ means minus , ‘–’ means multiplication, ‘÷’ means plus, and ‘×‘ means division, then

15 – 3 + 10 × 5 ÷ 5 = ?

(1) 52 (2) 48

(3) 22 (4) 5

108. If ‘+’ means ‘×’, ‘–’ means ‘÷’, ‘×’ means ‘–’ and ‘÷’ means ‘+’, then what will be the value of 16 ÷ 4 ×

10 – 5 + 8 = ?

(1) 12 (2) 8

(3) 4 (4) 2

110. If ‘+’ means ‘/’, ‘/’ means ‘–’, ‘–’ means ‘×’, ‘×’ means ‘+’, then

24 + 8/26 × 6 = ?

(1) –10 (2) –3

(3) 12 (4) 21

111. If ‘+’ means ‘divided by’, ‘–’ means ‘multiplied by’, ‘×’ means ‘minus’ and ‘÷’ means ‘plus’, which of the following will be the value of the expression :

16 ÷ 8 – 4 + 2 × 4 = ?

(1) 16 (2) 28

(3) 32 (4) 44

113. Which of the following interchanges of numbers would make the given equation correct?

8 × 20 ÷ 3 + 9 – 5 = 38

(1) (8, 9) (2) (3, 5)

(3) (3, 9) (4) (3, 8)

114. If ‘+’ stands for multiplication, ‘–’ stands for addition, ‘×’ stands for division and ‘÷’ stands for subtraction, then which one of the following equations is correct ?

(1) 9 + 8 – 4 × 2 ÷ 18 = 56

(2) 9 × 8 + 4 ÷2 – 18 = 26

(3) 9 × 8 ÷ 4 + 2 – 18 = 200

(4) 9 – 8 × 4 + 2 ÷ 18 = 203

115. If – means ÷ , + means ×, ÷ means –, × means +, then which of the following equations is correct?

(1) 43 × 7 ÷ 5 + 4 – 8 = 25

(2) 48 ÷ 5 + 8 × 10 – 2 = 03

(3) 36 × 4 – 12 + 5 ÷ 3 = 420

(4) 42 + 5 ÷ 6 × 8 – 3 = 28

116. If ‘P’ means ‘+’, ‘Q’ means ‘×’, ‘R’ means ‘÷’, and ‘S’ means ‘–’, then 44Q9R12S6Q4P16 = ?

(1) 25 (2) 36

(3) 112 (4) 12

117. If ‘ + ’ means minus , ‘–’ means multiplication, ‘÷’ means plus, and ‘×‘ means division, then

15 – 3 + 10 × 5 ÷ 5 = ?

(1) 52 (2) 48

(3) 22 (4) 5

118. If ‘+’ means ‘×’, ‘–’ means ‘+’, ‘×’ means ‘÷’ and ‘÷’ means ‘–’, then

12 × 2 + 6 – 7 ÷ 5 = ?

(1) 38 (2) 39

(3) 40 (4) 37

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