SSC CGL Tier 1 :: Quantitative Aptitude QA Test 80

Home SSC CGL Tier 1 / Quantitative Aptitude QA Test 80 Questions and Answers

1 . The following bar diagram represents the result of students of class 10, of 4 years. Study the graph and answer the following

In which years, the maximum number of students appeared in class $10^ {th}$ Examination
2001
2002
2003
2000
2 .
$\Delta$ABC, the medians AD , BE and CF intersect eachother at the point G. If the area of $\Delta$ ABC is 36 sq.cm, then the area of the quadrilateral BDGF is equal to
6 sq. cm
12 sq. cm
18 sq. cm
24 sq. cm
3 .
What is mean proporti onal between (15 + $\sqrt {200}$) and (27 - $\sqrt {648}$) ?
4
14$\sqrt {7}$
3$\sqrt {5}$
5$\sqrt {3}$
4 .
A boat goes 40 km downstream in one hour and the same distance upstream in two hours. The speed of the boat in still water is
30 km/hr
25 km/hr
20 km/hr
15 km/hr
5 .
The sum of a two digit number and the number obtained by reversing the order of its digit is 121 and both digits is differ by 3. Find the number
74
63
85
96
6 .
A and B are friends and their ages differ by 2 years. A's father D is twice as old as A and B is twice as old as his sister C. The age of D and C differ by 40 years. Find the age of A (A > B)
26 years
28 years
24 years
30 years
7 .
If $\theta$ is an acute angle such that cos $\theta$ = $3 \over 5$ , then $sin\theta tan \theta - 1 \over 2 tan^2 \theta$ is equal to
$1\over 36$
$160 \over 3$
$3 \over 160$
$16 \over 625$
8 .
Last year my age was a perfect square number. Next year it wi ll be a cubic number. What is my present age ?
26 years
24 years
25 years
27 years
9 .
Jaydeep purchased 25 kg of rice at the rate of Rs. 16.58 per kg and 35 kg of rice at the rate of Rs. 24.50 per kg. He mixed the two and sold the mixture. At what price per kg did he sell the mixture to make 25%. Profit ?
Rs. 31.50
Rs.22.50
Rs.25.50
Rs.26.50
10 .
The volume of a metallic sphere is 38808 $cm^3$ . Find its total surface area
4433 $cm^2$
3344$cm^2$
4455$cm^2$
5544$cm^2$