Curioustab

Home » Aptitude » Volume and Surface Area

50 men took a dip in a water tank 40 m long and 20 m broad on a religious day. If the average displacement of water by a man is 4 m3, then the rise in the water level in the tank will be:

20 cm
25 cm
35 cm
50 cm

Correct Answer: 25 cm

Explanation:

Total volume of water displaced = (4 x 50) m ³ = 200 m ³ .

∴ Rise in water level =	❨	200	❩m 0.25 m = 25 cm.
		40 x 20

← Previous Question Next Question→

More Questions from Volume and Surface Area

66 cubic centimetres of silver is drawn into a wire 1 mm in diameter. The length of the wire in metres will be:
A hall is 15 m long and 12 m broad. If the sum of the areas of the floor and the ceiling is equal to the sum of the areas of four walls, the volume of the hall is:
A cistern of capacity 8000 litres measures externally 3.3 m by 2.6 m by 1.1 m and its walls are 5 cm thick. The thickness of the bottom is:
A large cube is formed from the material obtained by melting three smaller cubes of 3, 4 and 5 cm side. What is the ratio of the total surface areas of the smaller cubes and the large cube?
A hollow iron pipe is 21 cm long and its external diameter is 8 cm. If the thickness of the pipe is 1 cm and iron weighs 8 g/cm3, then the weight of the pipe is:
In a shower, 5 cm of rain falls. The volume of water that falls on 1.5 hectares of ground is:
A metallic sheet is of rectangular shape with dimensions 48 m x 36 m. From each of its corners, a square is cut off so as to make an open box. If the length of the square is 8 m, the volume of the box (in m3) is:
The slant height of a right circular cone is 10 m and its height is 8 m. Find the area of its curved surface.
The volume of a cube is 512 cm 3, Its surface area is?
The surface area of a cube is 726 m 2. Its volume is?

Discussion & Comments

No comments yet. Be the first to comment!

Join Discussion