# Bank Clerk :: Clerk Numerical Ability CN Test 112

## Home Bank Clerk / Clerk Numerical Ability CN Test 112 Questions and Answers

1 .

A person completes ajourney in 15 hours, the first half at 12 kmh"1 and the second half at 18 kmh"1. What is the total distance ?

212 km
216 km
220 km
224 km
2 .

An 80-metre long train crosses a platform 16 metres long in 12 seconds. What time will it take to cross a bridge of 40m ?

15 sec
20 sec
24 sec
30 sec
3 .

A man takes 4 times as long to row up as to row down the river. If the rate of river is 6 kmh1 , what is the rate of man in still water ?

8 kmh-1
10 kmh-1
12 kmh-1
15 kmh-1
4 .

If the width of a carpet is 5m, how many metres of the carpet will be required to cover a floor of length 40 metres and width 30 metres ?

600 m
420 m
300 m
240 m
5 .

'A' is twrice as fast as 'B' , and is therefore able to finish a work in 24 days less than 'B' . What is the time in which they can do it working together ?

18 days
16 days
20 days
24 days
6 .

A man rode out a certain distance by car at the speed of 45 kmh- 1 and walked back at the rate of 5 kmh1 . The whole journey took 10 hours. What distance did he ride ?

30 km
35 km
40 km
45 km
7 .

The speeds of two trains are in the ratio 2 : 3 . They are going in opposite directions along a parallel line. The first train takes 10 seconds and the second train takes 5 seconds to cross a pole. What is the time they will take to cross each other completely ?

15 sec
7.5 sec
7 sec
6 sec
8 .

A man can row 5 kmh-1 in still water. If the stream is flowing at the speed of 3 kmh-1, it takes him 15 hrs to row to a place and come back. What is the distance between the two places ?

32 km
30 km
28 km
24 km
9 .

If the difference between the squares of two consecutive numbers is 47, what is the smaller number ?

19
20
21
23
10 .

What is the average of first 25 consecutive odd numbers ?

12.5
18
24
25