Question

If the length of lake is 40 m and breadth is 10 m le contains 1200 cubic metre of water then the depth of lake is

Answer 1

Volume of lake = volume of a cuboid

1200 = l × b × h

1200 = 40 × 10 × h

h = 1200 ÷ 40 ×10

= 1200÷400 = 3 m