Categories: mensuration

Mensuration Questions Set 5

Dear Sehpaathians
Here is a set of PDF on questions related to mensuration. Questions on mensuration are very commonly asked in exams of SSC etc.

Q1. How many bullets can be made out of a cube of lead whose edge measures 22 cm, each bullet being 2 cm in diameter?
(a) 5324
(b) 2662
(c) 1347
(d) 2541

Q2. When each side of a cube is increased by 2 cm, the volume is increased by 1016 cm3. Find the side of the cube. If each side of it is decreased by 2 cm, by how much will the volume decrease?
(a) 12 cm, 729 cm3
(b) 8 cm, 512 cm3
(c) 9 cm, 729 cm3
(d) 12 cm, 728 cm3

Q3. A cone, a hemisphere and a cylinder stand on equal bases and have the same height. The ratio of their respective volumes is:
(a) 1 : 2 : 3
(b) 2 : 1 : 3
(c) 1 : 3 : 2
(d) 3 : 1 : 2

Q4. A room is 36 m long, 12 m wide and 10 m high. It has 6 window, each 3 m × 2.5 m; one door 9.5 m × 6 m and one fire chimney 4 m × 4.5 m. Find the expenditure of papering its walls at the rate of 70 paise per metre, if the width of the paper is 1.2 m:
(a) Rs. 490
(b) Rs. 690
(c) Rs. 1000
(d) None of these

Q5. The radius and the height of a cone are in the ratio 4 : 3. The ratio of the curved surface area and total surface area of the cone is:
(a) 5 : 9
(b) 3 : 7
(c) 5 : 4
(d) 16 : 9

ANSWERS

1 – D

2 – D

3 – A

4 – A

5 – A

sehpaathi