Reasoning for Bank clerk part two

21. If 2 = 1, 3 = 3, 4 = 12, 5 = 60 then 6 = .....?
(a) 120
(b) 180
(c) 720
(d) 360
(e) None of these
Ans (d)
22. What is the next letter of the series, F, I, L, O, .....?
(a) M
(b) N
(c) R
(d) P
(e) None of these
Ans (c)
23. How many '5' s are there which are followed by 0 and preceded by 0 in the following series
157050700512515050050
(a) 1
(b) 5
(c) 4
(d) 3
(e) None of these
Ans (d)
24. A boy goes to see a movie and sees a man sitting to his left. He found that the man was his relative. The man is the husband of the sister of his mother. How is the man related to the boy?
(a) Uncle
(b) Nephew
(c) Brother
(d) Father
(e) None of these
Ans (a)
25. A person traveled 20 km in the northward direction, then traveled 4 km in eastward direction, then traveled 10 km in the northward direction again, then traveled 3 km in the eastward direction and finally traveled 6 km in the southward direction. How far is he from the starting point?
(a) 17 km
(b) 37 km
(c) 31 km
(d) 25 km
(e) None of these
Ans (d)