In a row of boys, If A who is 10th from the left and B who is 9th from the right interchange their positions, A becomes 15th from the left. How many boys are there in the row ? - Study24x7
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Chitra Chaturvedi
25 Feb 2019 11:28 AM study24x7 study24x7

In a row of boys, If A who is 10th from the left and B who is 9th from the right interchange their positions, A becomes 15th from the left. How many boys are there in the row ?

A

23

B

31

C

27

D

28

SSC
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