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Question

In a row A is 13th from the left and B is 16th from the right, after interchanging their positions A becomes 27th from the left. Find the total no of persons in a row?

A 38 Correct Answer Incorrect Answer
B 37 Correct Answer Incorrect Answer
C 35 Correct Answer Incorrect Answer
D 42 Correct Answer Incorrect Answer
E 40 Correct Answer Incorrect Answer

Solution

         Total no of persons in a row = person position after change +  other person position before change – 1          Total no of persons in a row = (27 + 16)-1                                                             =42

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