If Ami finds that he is 12th from the right in the line of boys and fourth from the left, how many boys should be added to the line such that there are 28 boys in the line?
A)12
B)13
C)14
D)20
Correct Answer:
B
Solution :
Clearly number of boys in the line = 12 + 4-1=15 \[\therefore \] Number of boys to be added = 28 - 15 = 13