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Question

By interchanging the given two numbers (not digits), which of the following equations will be correct?

24 and 9

I. 113 + 24 – 20 × 9 ÷ 12 = 82

II. 19 × 108 ÷ 9 – 24 + 2 = 200          

A Neither I nor II Correct Answer Incorrect Answer
B Only I Correct Answer Incorrect Answer
C Only II Correct Answer Incorrect Answer
D Both I and II Correct Answer Incorrect Answer

Solution

I. 113 + 24 – 20 × 9 ÷ 12 = 82 113 + 9 – 20 × 24 ÷ 12 = 82 113 + 9 – 20 × 2 = 82 113 + 9 – 40 = 82 82 = 82 II. 19 × 108 ÷ 9 – 24 + 2 = 200           19 × 108 ÷ 9 – 24 + 2 = 200 19 × 12 – 24 + 2 = 200 228 – 24 + 2 = 200 206 ≠ 200

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