SSC NTA Delhi University Non-Teaching 2021 Mock Test Quantitative Aptitude Mensuration Solid Figures
The ground is 100 m long and 80 m wide. A well 40 m long, 20 m wide, and 18 m deep is dug and the amount of the soil taken out is spread over the rest of the ground. By how much height of ground will rise up?
1
2 m
2
3 m
3
4 m
4
5 m