- QUESTION
In a row of boys facing the north, A is 16″ from the left and C is 16″ from the right end. B who is 4th to the right of A, is 5th to the left of C in the row. How many boys are there in the row?
A)41
B)40
C)43
D)42
Explanation
(B)
=The correct option is B 40
Clearly, according to the given conditions, there are 15 boys to the left of A, as to the right of C. Also, B lies between A and C such that there are 3 boys between A and B and 4 boys between B and C.So, number of boys in the row =(15+13+1+4+1+15)=40
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