In this article, we have shared all 25 questions of elementary mathematics asked in SSC GD constable exam held in 2015 Morning shift paper. Go through all questions and solve them at your own efforts, then prepare study strategy and time table to prepare them all before the exam time.
SSC GD Constable 2015: Elementary Mathematics question paper
1. 16 men are able to complete a piece of work in 12 days working 14 hours a day. How long will 28 men, working 12 hours a day, take to complete the work?
a) 7 days
b) 10 days
c) 8 days
d) 6 days
2. A certain sum amounts to Rs. 1725 at 15% per annum at simple interest and Rs. 1800 in the same time at 20% per annum at simple interest. Find the sum.
a) 6%
b) 7%
c) 8%
d) 9%
3. A dealer marks his goods 20% above cost price and allows a discount of 10% to his customers. His gain percentage is-
a) 6%
b) 7%
c) 8%
d) 9%
4. Raja can do a piece of work in 20 days while Ramesh can finish it in 25 days. Ramesh started working and Raja joined hum after 10 days. The whole work in completed in
a) 20 days
b) 16 2/3 days
c) 15 days
d) 18 days
5. 1008 divided by which single digit number gives a perfect square?
a) 7
b) 8
c) 9
d) 4
6. A right circular cone of height 20 cm and base radius 15 cm is melted and casted into smaller cones of equal sizes of height 5 cm and base radius 1.5 cm. The number of casted cones are-
a) 100
b) 300
c) 150
d) 400
57. A student starting from his house walks at a speed of 2 ½ km/hour and reaches his school 6 minutes late. Next day starting at the same time he increases his speed by 1 km/ hour and reaches 6 minutes early. The distance between the school and his house is-
a) 4 Km
b) 6 Km
c) 3 ½ Km
d) 1 ¾ Km
8. The mean proportion of 1.21 and 0.09 is-
a) 3.03
b) 0.033
c) 0.33
d) 3.3
9. The value of √.000441 is equal to
a) 0.21
b) 0.021
c) 0.0021
d) 0.00021
10. A batsman makes a score of 87 runs in the 17^{th} inning and thus increased his average by 3. Find the his average after 17^{th} inning.
a) 90
b) 84
c) 39
d) 87
11. A fruit merchant makes a profit of 25% by selling mangoes at a certain price. If he charges Rs. 1 more on each mango, he would gain 50%. At first the price of one mango was-
a) Rs. 6
b) Rs. 4
c) Rs. 7
d) Rs. 5
12. A seller increases the cost price of an article by 30% and fixed the marked price as Rs 286. But during sale he gave 10% discount to the purchaser. Percentage of Profit will be-
a) 15
b) 20
c) 17
d) 10
13. An items was sold for Rs. 3600 at 25% discount. Its marked price was
a) Rs. 4500
b) Rs. 4800
c) Rs. 2700
d) Rs. 2880
14. If the cost of an article is Rs. P after two successive reductions of 20% and 25%, the original price of the articles was
a) Rs. 4/5 P
b) Rs. 3/5 P
c) Rs. 5/3 P
d) Rs. 5/4 P
15. A plane can cover 6000 km in 8 hours. If the speed is increased by 250 kmph, then the time taken by the plane to cover 9000 km is
a) 5 hours
b) 8 hours
c) 6 hours
d) 9 hours
16. A solid right prism made of iron has cross section of a triangle of sides 5 cm, 10 cm, 13 cm and of height 10 cm. If one cubic cm of iron weighs 7g, then the weight of the prism is (approximately)
a) 1371.32 gram
b) 1100.68 gram
c) 1570.8 gram
d) 1470.8 gram
17. A sum of Rs. 800 becomes Rs. 956 in 3 years at a certain rate of simple interest. If the rate of interest is increased by 4%, what amount will the same sum become in 3 years?
a) Rs. 1052
b) Rs. 1042
c) Rs. 1024
d) Rs. 1025
18. A shopkeeper, in order to clear his old stock of T.V. sets, offers 12% discount on the T.V sets. If the marked price of a T.V. set is Rs. 6500, the selling price of the T.V. set is:
a) Rs. 5700
b) Rs. 6000
c) Rs. 5720
d) Rs. 5400
19. Average income of ‘A’ and ‘B’ is Rs. 200 and average income of ‘C’ and ‘D’ is Rs. 250. The average income of A, B, C and D is.
a) Rs. 200
b) Rs. 225
c) Rs. 125
d) Rs. 106.25
20. The average of 1,3,5,7,9,11,….25 terms is-
a) 125
b) 25
c) 625
d) 50
21. The ratio of ages of two person is 5:9 and the age of one of them is greater than the other by 40 years. The sum of their ages in year is-
a) 140
b) 180
c) 150
d) 160
Question Nos. 22 to 23
Directions: Study the data and answer the questions.
The score of students of a class are given as follows:
IQ Score |
80-90 |
90-100 |
100-110 |
110-120 |
120-130 |
130-140 |
No. of Students |
6 |
9 |
16 |
13 |
4 |
2 |
22. The number of students whose IQ score is 100 and more is-
a) 36
b) 29
c) 46
d) 35
23. Number of students whose IQ score is 140 is –
a) 1
b) 2
c) 0
d) undeterminable from given data
24. The smallest number by which 243000 be divided so that the quotient is a perfect cube is
a) 9
b) 27
c) 3
d) 1
25. In a college election a candidate secured 62% of the votes and is elected by a margin of 144 votes. The total number of votes polled is:
a) 800
b) 925
c) 1200
d) 600
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