A rectangular tank measuring 5 m × 4.5 m × 2.1 m is dug in the centre…

Question

A rectangular tank measuring 5 m × 4.5 m × 2.1 m is dug in the centre of the field measuring 13.5 m by 2.5 m. The earth dug out is evenly spread over the remaining portion of the field. How much is the level of the fiel…

Accepted Answer

Option C. 4.2 m. Answer & Solution Answer: Option C Solution: Volume of earth dug out : & = ( 5 × 4.5 × 2.1 ) m^ 3 & = 47.25\, m^ 3 Area over which earth is spread : & = ( 13.5 × 2.5 - 5 × 4.5 ) m^2 & = ( 33.75 - 22.5 ) m^2 & = 11.25\, m^2 & Rise in level = Volume Area & \,\,\,\,\,\,\,\,\,\,\,\,…

A rectangular tank measuring 5 m × 4.5 m × 2.1 m is dug in the centre of the field measuring 13.5 m by 2.5 m. The earth dug out is evenly spread over the remaining portion of the field. How much is the level of the field raised ?

Solution