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.