Advanced Quantitative Aptitude For SSC CHSL and SSC CGL Exams

1.  A paper is in the form of rectangle having length 28 cm and breadth 21 cm. A semicircular portion with breadth as a diameter is cut off. The area of remaining portion is

(a) 400 cm^2

(b) 404 cm^2

(c) 410.75 cm^2

(d) 414.75 cm^2

2. If the radius of circle is increased by 7 5%, then the area is increased by

(a) 150%

(b) 160%

(c) 210%

(d) None of these

3. There is a cylinder circumscribing the sphere. The ratio of their volume is

(a) 1 : 3

(b) 3 : 2

(c) 4 : 5

(d) 5 : 2

4. A sphere, a cylinder and a cone having same radius and height of cylinder and cone are equal to diameter of sphere. Ratio of their volume are

(a) 4 : 3 : 1

(b) 1 : 3 : 4

(c) 4 : 1 : 3

(d) 7 : 4 : 1

5. A rectangular sheet of paper 44 cm × 21 cm is rolled along its length and a cylinder is formed. The volume of cylinder is

(a) 3234 cm^3

(b) 3248 cm^3

(c) 3236 cm^3

(d) None of these

Answers Key
1.(d)
2.(d)
3.(c)
4.(a)
5.(a)
6.(c)
7.(d)
8.(c)
9.(a)
10.(d)