Question

A land is in the form of a rectangle having length 20 m and width 15 m. There is a square pit out of the rectangular land and having dimension 15 m 15 m. This pit is to be filled uniformly upto a height of 4 m by the soil taken out by digging the rectangular field. Find out the depth of the rectangular field if the soil is taken out uniformly

Answer 1

Answer:

3m

Step-by-step explanation:

Volume of sand required = 15×15×4

= 900 m^3

Depth of rectangular field = 900/(20×15)

= 900/300

= 3 m