Frank ICSE Solutions for Class 9 Maths - Surface Areas and Volume of Solids Ex No: 25.1Solution 1.Solution 2.Solution 3.Solution 4.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 6.Solution 7.Solution 8.Solution 10.Solution 11.Solution … [Read more...] about Frank ICSE Solutions for Class 9 Maths – Surface Areas and Volume of Solids