51. In the following question, an equation becomes incorrect due to the interchange of two signs. One of the four alternatives under it specifies the interchange of signs in the equation, which will make the equation correct. Find the correct alternative. 5 + 6 ÷ 3 − 12 × 2 = 17

  A.  ÷ and ×
  B.  + and ×
  C.  + and ÷
  D.  + and −
     
   
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52. In the following question, an equation becomes incorrect due to the interchange of two signs. One of the four alternatives under it specifies the interchange of signs in the equation, which will make the equation correct. Find the correct alternative. 2×3+6-12÷4 = 17

  A.  × and +
  B.  + and −
  C.  + and ÷
  D.  − and ÷
     
   
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53. In the following question, an equation becomes incorrect due to the interchange of two signs. One of the four alternatives under it specifies the interchange of signs in the equation, which will make the equation correct. Find the correct alternative. 16 − 8 ÷ 4 + 5 × 2 = 8
  A.  ÷ and ×
  B.  − and ÷
  C.  ÷ and +
  D.  − and ×
     
   
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54. In the following question, an equation becomes incorrect due to the interchange of two signs. One of the four alternatives under it specifies the interchange of signs in the equation, which will make the equation correct. Find the correct alternative. 9+5÷4×3-6 = 12

  A.  + and ×
  B.  ÷ and ×
  C.  ÷ and −
  D.  + and -
     
   
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55. In the following question, an equation becomes incorrect due to the interchange of two signs. One of the four alternatives under it specifies the interchange of signs in the equation, which will make the equation correct. Find the correct alternative. 12÷-6×3+8 = 16

  A.  ÷ and +
  B.  − and +
  C.  × and +
  D.  ÷ and ×
     
   
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56. Which of the following two signs need to be interchanged to make the given equation correct ? 10+10÷10-10×10 = 10

  A.  + and −
  B.  + and ÷
  C.  + and ×
  D.  ÷ and +
     
   
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57. In the following question, the two expressions on either side of the sign (=) will have the same value if two terms on either side or on the same side are interchanged. The correct terms to be interchanged have3 been given as one of the four alternatives under the expressions. Find the corret alternative in each case. 5 + 3 × 6 − 4 ÷ 2 = 4 × 3 − 10 ÷ 2 + 7

  A.  4,7
  B.  5,7
  C.  6,4
  D.  6,10
     
   
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58. In the following question, the two expressions on either side of the sign (=) will have the same value if two terms on either side or on the same side are interchanged. The correct terms to be interchanged have3 been given as one of the four alternatives under the expressions. Find the corret alternative in each case. 7×2-3+8÷4 = 5+6×2-24÷3
  A.  2, 6
  B.  6, 5
  C.  3, 24
  D.  7, 6
     
   
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59. In the following question, the two expressions on either side of the sign (=) will have the same value if two terms on either side or on the same side are interchanged. The correct terms to be interchanged have3 been given as one of the four alternatives under the expressions. Find the corret alternative in each case. 15+3×4-8÷2 = 8×5+16÷2-1

  A.  3,5
  B.  15,5
  C.  15,16
  D.  3,1
     
   
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60. In the following question, the two expressions on either side of the sign (=) will have the same value if two terms on either side or on the same side are interchanged. The correct terms to be interchanged have3 been given as one of the four alternatives under the expressions. Find the corret alternative in each case. 6×3+8÷2-1 = 9-8÷4+5×2

  A.  3, 4
  B.  3, 5
  C.  6, 9
  D.  9, 5
     
   
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