Rationale: This is an alternating number subtraction series. First, 2 is subtracted, then 4, then 2, and so on.
The answer: (B)
Question: Look at this series: 36, 34, 30, 28, 24, ... What number should come next?
Options:
(A) 20
(B) 22
(C) 25
(D) 24
(E) 26

Rationale: 14 m/s = 14 * 18/5 kmph
3 hours 45 minutes = 3 3/4 hours = 15/4 hours
Distance = speed * time = 14 * 18/5 * 15/4 km = 189 km.
The answer: (A)
Question: If a man can cover 14 metres in one second, how many kilometres can he cover in 3 hours 45 minutes?
Options:
(A) 189km
(B) 195km
(C) 197km
(D) 200km
(E) 205km

Rationale: P(at least one graduate) = 1 - P(no graduates)
(6 * 5 * 4)/(10 * 9 * 8) = 5/6
The answer: (D)
Question: Out of 10 persons working on a project, 4 are graduates. If 3 are selected, what is the probability that there is at least one graduate among them?
Options:
(A) 5/9
(B) 5/4
(C) 5/1
(D) 5/6
(E) 5/2