Question: A student is ranked 13th from right and 8th from left.how many are there?
Options:
(A) 18
(B) 19
(C) 20
(D) 21
(E) 22 Random thoughts:
13th from right means = x + 12
8th from left means = 7 + x
Total = 12+7+1 = 20 The final answer: (C).