NCERT Solutions for Class 8 Maths Chapter 9 Exercise 9.3

NCERT Solutions for Class 8 Maths Chapter 9 Exercise 9.3 Mensuration. updated for CBSE session 2025-26.

8th Maths Excercise 9.3 Solution

Solution:-

(a) To find how much it can hold

Ans:- Volume

Explanation:- How much an object can hold implies its capacity of an object. In this case, we find the volume.

(b) Number of cement bags required to plaster it.

Ans:- Surface Area

Explanation:- The walls of the tank will be cemented. This situation deals with the surface area. So, we will find the surface area of the cylinder to find the number of cement bags required to plaster it.

(c) To find the number of smaller tanks that can be filled with water from it.

Ans:- Volume

Explanation:- To find the capacity of any object we find the volume. Here, it is asked to find the number of smaller tanks that can be filled from the water. Thus, we will find the volume of the tank in this case.

Solution:-

Yes, we can say that volume of cylinder B is greater, since radius of cylinder B is greater than that o cylinder A (and square of radius gives moer value than previous).

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