X is 12th from the top, Y is 17th from the bottom. Z is 20th from the top. If z is exactly between the two, then how many persons are there?
Answer & explanation
Correct answer: option 2
12 persons till X
7 persons between X and Z
1 person Z himself
8 persons between Z and Y
17 persons Y and thereafter So, total is :
12 + 7 + 1 + 8 + 17 = 45