Question

please solve the attachment file....

Answer 1

$\mathbb{\blue{\huge{Hello}}}$

Radius of well = 5m
depth = 14m
volume of Earth taken out = πrh.

= π×(5)^2×14= 1100m^2

so, it is spread to form embankment which is the form of hollow cylinder .

inner radius = r=5m
outer radius = 575=10

so now, 1100=π×h(10^2-5^2)
h=350/75=14/3= 4.67m

Answer 2

Hello see the attachment