question_answer

In a queue of 10 persons, A is standing on 7th from front and B is standing 6th from back. 3 persons entered the queue disrupting the positions of A and B. Find the pair of numbers indicating minimum possible disruption in their position from the front?

A) 6, 10                             

B) 6, 9

C) 7, 10                             

D) 7, 9

Correct Answer: A

Solution :

 Clearly when three persons entered the queue The minimum disruption from the front is for persons at the position 6 and 10.