state gov Bihar SSC (BSSC) Inter Level Mock Test 2024 - 25 Quantitative Aptitude Mensuration Solid Figures
A well is dug 20 m and it has a diameter of 7 m. The earth taken out is spread as a regular plot 22 m × 14m dimension, then height of the platform formed is?
1
2.1 m
2
2.5 m
3
2.9 m
4
3.5 m