Area and Volume Multiple Choice Questions

12-In the following question, choose one number which is similar to the numbers in the given set.
4513, 1021, 8725, ____
(A) 2865
(B) 5234
(C) 6348
(D) 9868
13-In a triangle with area 48 sq. cm, its base is 4 cm greater than its altitude. Then the length of the base of the triangle is
(A) 8 cm
(B) 10 cm
(C) 12 cm
(D) 14 cm
14-The volume of a sphere of radius ‘r’ is obtained by multiplying its surface area by
(A) 4/3
(B) r/3
(C) 4r/3
(D) 3r
15-A cubical tank can hold 27,000 litres of water. Find the dimension of its side.
(A) 3 cm
(B) 3 m
(C) 9 cm
(D) 9 m
16-Area of Rhombus =
(A) Product of diagonal
(B) ½ (sum of diagonals)
(C) ½ x product of diagonals
(D) Sum of diagonals
17-The sides of a triangle are 8m, 10m and 6m, then the area of the triangle is
(A) 18 m²
(B) 24 m²
(C) 32 m²
(D) 64 m²
18-The measure of each exterior angle of a polygon is 24°. How many sides does it have?
(A) 12
(B) 15
(C) 16
(D) 18
19-Breadth of a rectangle is 27 cm less than its length. If the perimeter is 3 m 6 cm then its length and breadth respectively
(A) 100 cm, 73 cm
(B) 85 cm, 52 cm
(C) 90 cm, 63 cm
(D) 101.5 cm, 74.5 cm
20-Area of a square is 169 cm². If the area of the square increases by 69% by what percentage does the side of the square increase?
(A) 1.2%
(B) 31.2%
(C) 30%
(D) 24%
21-The base and height of a cylinder and cone are the same. The volume of the cylinder is x cm³. The volume of cone is
(A) ¼ x cm³
(B) 1/3 x cm³
(C) ½ x cm³
(D) x cm³
22-Area of semi-circle whose diameter 0.14 cm is (Take π = 22/7)
(A) 0.0077 cm²
(B) 0.77 cm²
(C) 0.077 cm²
(D) 0.7 cm²
ANSWERS:
12-(D), 13-(C), 14-(B), 15-(B), 16-(C), 17-(B), 18-(B), 19-(C), 20-(C), 21-(B), 22-(A)