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Subject :IMO    Class : Class 4

A group of 6 boys went to a carnival. The boys paired up for the bumper car rides so that each boy will ride with each of the other boys once. How many rides did the group take in all?

(A) 12

(B) 13

(C) 14

(D) 15

Ans 1: (Master Answer)

Class : Class 1
The correct answer is D.

Ans 2:

Class : Class 6

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