# SSC CGL Tier 1 :: Quantitative Aptitude QA Test 17

## Home SSC CGL Tier 1 / Quantitative Aptitude QA Test 17 Questions and Answers

1 . If the ratio of the cost price and the sale price of an article be 5 : 6, the perecentage of gain is –
25%
20%
18%
15%
2 . Two pipes P and Q can fill a cistern in 12 and 15 minutes respectively. Both are opened together, but at the end of 3 minutes, P is turned off. In how many more minutes will Q fill the cistern ?
A.7
B.7$1\over2$
C. 8
D.8$1\over4$
a
b
c
d
3 . The speeds of two trains are in the ratio 6 : 7. If the second train runs 364 km in 4 hours, then the speed of first train is –
60 km/hr
72 km/hr
78 km/hr
84 km/hr
4 . Two trains, 80 metres and 120 metres long, are running at the speed of 25 km/hr and 35 km/hr respectively in the same direction on parallel tracks. How many seconds will they takes to pass each other ?
48
64
70
72
5 . One man and one woman together can complete a piece of work in 8 days. A man alone can complete the work in 10 days. In how many days can one woman alone complete the work?
$140\over9$
30
40
42
6 . The simple interest on a sum of money is $1\over9$ of the principal and the number of years is equal to the rate perecent per annum.
The rate of interest per annum is –
(A) 1 $1\over9$ %
(B) 2 $2\over3$ %
(C) 3%
(D) 3 $1\over3$ %
a
b
c
d
7 . There are 50 students in a class. Their average is 45 kg. When one student leaves the class the average weight reduces by 100 gram. What is the weight of the student who left the class?
45 kg
47.9 kg
49.9 kg
50.1 kg
8 . A boat covers 24 km upstream and 36 km downstream in 6 hours, while it covers 36 km upstream and 24 km downstream in 6 $1\over2$ hours. The speed of the current is –
1 km/hr
2 km/hr
1.5 km/hr
2.5 km/hr
9 . If 2 – $cos^2$ 2 θ= 3 sin θ cos θ , sin θ ≠ cos θ , then tan θ is –

A. $2\over3$
2. $1\over3$
C. $1\over2$
D. 0
a
b
c
d
10 .
a
b
c
d