# ssc cgl tier 1 :: quantitative aptitude :: qa test 81

## Home ssc cgl tier 1 / quantitative aptitude Questions and Answers

1 .
The curved surface of a solid cylinder is $2\over 3$ rd of its total surface and total surface area is$231 m^ 2$ , then the volume of cylinder is
269$1 \over 2$ $m^2$
259$1 \over 2$ $m^2$
249$1 \over 2$ $m^2$
239$1 \over 2$ $m^2$

2 .
In an examination 70% students passed in English, 65% passed in Maths, 27% failed in both the subjects and 248 students passed in both the subjects. Find the total number of students
275
325
400
500

3 .
Two trains are moving in the same direction at 75 km/hr and 48 km/hr. The faster train crosses a man sitting in the slower in 14 seconds. Find the length of faster train
105 m
115 m
125 m
215 m

4 .
The simplified value of $(secA - cosA)^ 2$ + $(cosecA - sinA)^ 2$ -$(cotA - tanA)^ 2$ is
0
$1\over 2$
1
2

5 .
A certain number of men complete a piece of work in 60 days. If there are 8 men more, the work could be finished in 10 days less. The number of men originally were
32
36
30
40

6 .
After allowing a discount of 10% on marked price a trader makes a profit of 15%. The ratio of the marked price to the cost price is
23 : 18
23 : 19
23 : 9
23 : 10

7 .
80 litres of a mixture contain milk and water in the ratio 27 : 5. How much more water is to be added to get a mixture containing milk and water in the ratio of 3 : 1 ?
15 litres
20 litres
5 litres
10 litres

8 .
If the radius of the base of cone be 7 cm and its surface area be 550 $cm^2$ , then the volume of the cone is
1132 $cm^3$
1324$cm^3$
1232$cm^3$
1024$cm^3$

9 .
Mohan lends Rs. 500 to John and a certain sum to Tom at the same time at a S.I. of 8% per annum. If in 4 years, he altogether receives Rs. 210 as interest from the both, then how much the sum of money he lent to Tom?
Rs. 156.25
Rs. 165.50
Rs. 144.75
Rs. 148
45$1\over 3$ km / hr
44$4 \over 9$ km/hr