RRB Group D 2014-2-11-2014-1 RRB Question Paper

RRB Group D 2014 Question Papers
RRB Group D 2014-2-11-2014-1

RRB Group D 2014-2-11-2014-1 RRB Questions

21.
The total number of digits used in numbering the pages of a book having 366 pages is:
A.
732
B.
990
C.
1098
D.
1305
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ANSWER :
A. 732
22.
The average weight of 16 boys in a class is 50.25 kgs and that of the remaining 8 boys is 45.15 kgs. Find the average weight of all the boys in the class.
A.
38.55 kgs
B.
48 kgs
C.
48.55 kgs
D.
None of these
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ANSWER :
C. 48.55 kgs
23.
The average of 2.4, 2.6, 2.5, and 2.5 is:
A.
2.25
B.
2.40
C.
2.50
D.
2.75
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ANSWER :
C. 2.50
24.
Subtracting 40% of a number from the number, will get us result as 30. The number is
A.
28
B.
50
C.
52
D.
70
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ANSWER :
B. 50
25.
The selling price of an article is  of its cost price.  the profit  in the transaction?
A.
16\( \frac{2}{3} \)%
B.
20\( \frac{1}{2} \)%
C.
25\( \frac{1}{3} \)%
D.
3\( \frac{5}{6} \)%
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ANSWER :
A. 16\( \frac{2}{3} \)%
26.
In a bag there are coins of 25 p, 10 p and 5 p in the ratio of 1 : 2 : 3. If there are Rs 30 in all, how many 5 p coins are there?
A.
50
B.
100
C.
150
D.
200
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ANSWER :
C. 150
27.
10 men, working 6 hours a day can complete a work in 18 days. How many hours a day must 15 men work to complete the same work in 12 days?
A.
6 hrs
B.
10 hrs
C.
12 hrs
D.
15 hrs
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ANSWER :
A. 6 hrs
28.
Two pipes A and B can fill a tank in 20 and 30 minutes respectively. If both the pipes are used together, then how long will it take to fill the tank?
A.
12 min
B.
15 min
C.
25 min
D.
50 min
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ANSWER :
A. 12 min
29.
A thief starts running at 8 m/s. After 20 seconds, a policeman starts chasing him at 10 m/s. How far from the policeman’s starting point will the policeman overtake the thief?
A.
400 mtr
B.
800 mtr
C.
200 mtr
D.
None of these
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ANSWER :
B. 800 mtr
30.
A train moves with a speed of 108 kmph. Its speed in metres per second is:
A.
10.8
B.
18
C.
30
D.
38.8
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ANSWER :
D. 38.8
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