Subject :IMO Class : Class 8
A well 12 m deep with a diameter 3.5 m is dug up and earth from it is evenly spread to form a platform 10.5 m long and 8.8 m wide. Find the height of the platform.
A 2.5 m
B 12.5 m
C 1.25 m
D 1.5 m
Could anyone please explain