How Many Person in the Row? If

In a row A is 7th from the left and B is 9th from the right. If both interchange their places, then A becomes 11th from the left. The number of persons in the row is

  1. 18
  2. 20
  3. 21
  4. 19
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1 Answer(s)

Answer: (4) 19
Explanation:-

In a row A is 7th from the left and B is 9th from the right. If both interchange their place.
Then, A become 11th from the left.
————————à7      3      9 ß————————
A               B
Number of persons in a row.
7 + 3 + 9 = 19

Hence, the number of person is 19 in a row.

Anurag Mishra Professor Answered on 3rd June 2015.
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