In this page we have ** Important questions for Mensurations Class 8 maths CBSE Part 3** . Hope you like them and do not forget to like , social share
and comment at the end of the page.

**Question 1**

There are two cuboidal whose dimensions are given below. Which box requires the higher amount of material to make?

Cuboid A: L=23, B=30, H=40

Cuboid B: L=30, B=12, H=44

**Question 2 **

Three cubes, each of edge 2 cm. long are placed together. Find the total surface area of the cuboid so formed?

**Question 3**

Find the side of a cube whose surface area is 2400 cm^{2}.

**Question 4**

Meghna painted the outside of the cabinet of measure 2 m × 3 m × 2.5 m. How much surface area did she cover if she painted all except the bottom of the cabinet and back side?

**Question 5**

Ahmed is painting the walls and ceiling of a cuboidal hall with length, breadth and height of 25 m, 12 m and 8 m respectively. From each can of paint 200 m² of area is painted. How many cans of paint will she need to paint the room?

**Question 6**

A open cylindrical tank of radius 14 m and height 3 m is made from a sheet of metal. How much sheet of metal is required?

**Question 7**

The lateral surface area of a hollow cylinder is 4224 cm^{2}. It is cut along its height and formed a rectangular sheet of width 33 cm. Find the perimeter of rectangular sheet?

**Question 9 **

A road roller takes 750 complete revolutions to move once over to level a road. Find the area of the road if the diameter of a road roller is 84 cm and length is 1 m.

**Question 10**

A rectangular sheet of metal foil is 88 cm. long and 20 cm. wide. A cylinder is made out of it, by rolling the foil along width. Find the volume of the cylinder.

**Question 11**

The perimeter of the floor of a hall is 250 m. If the height is 4 m, find the cost of painting the four walls at the rate of Rs. 12 per square meter.

**Question 12**

How many times do the volume and surface area of a cube increase if its edges get tripled.

**Question 13**

How many times do the volume and surface area of a cylinder increase if its radius doubled and height remains same

**Question 14**

How many times do the volume and surface area of a cylinder increase if its radius remains same and height is doubled

**Question 15**

The height of a cylinder is 15 cm. and curved surface area is 660 cm^{2}. Find the radius of the cylinder

Download this assignment as pdf

Go Back to Class 8 Maths Home page Go Back to Class 8 Science Home page

- Biology Foundation Course for AIPMT/Olympiad : Class 9
- Science FR Ninth Class Part-3 (Biology) (PB)
- Physics Part 1 Class - 9
- Chemistry Part 2 Class - 9
- The IIT Foundation Series Physics Class 9
- The IIT Foundation Series Chemistry Class 9
- Oswaal CBSE CCE Question Banks With Complete Solution For Class 9 Term-II (October To March 2016) Science
- x am idea science class 9 term -2
- NCERT Exemplar Problems: Solutions Science Class 9
- NCERT Solutions - Science for Class IX