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# Class 9 FRANK Solutions Maths Chapter 25 - Surface Areas and Volume of Solids

Build your exam confidence with Frank Solutions for ICSE Class 9 Mathematics Chapter 25 Surface Areas and Volume of Solids. Can you comfortably find the surface area of a cube? Will you be able to confidently calculate the volume of air in a room as per given data? If these questions give you the exam jitters, you can regain your confidence by referring to our textbook solutions to attempt questions on surface areas and volume of solids with.

Also, practise solving problems such as finding the area of a cross section of a piece of metal or calculating the amount of water needed to fill a pool. Apart from TopperLearning’s ICSE Class 9 Maths Frank solutions, revise Maths problems from our Selina solutions for thorough exam preparation.

## Surface Areas and Volume of Solids Exercise Ex. 25.1

### Solution 5

Volume of a cuboid = l x b x h

---------------------2400 = 20 × 15 × h

---------------------------h = 8 cm

Hence, height of the cuboid is 8 cm.

### Solution 11

Volume of the square plate = Volume of a cuboid