Question

. The cost of painting 10 wooden cubes of the same surface area at the rate of
*50 per mº is 6750. Then find the volume of each cube.
(1) 3.375 m
(2) 2.25 m3
3
(3) 0.5625 m
(4) 15.625 m​

Answer 1

$\rm\underline\bold{Answer \purple{\huge{\checkmark}}}$

Option 1) 3.375 m is the correct answer.

$\sf \: Cost \: of \: 10 \: wooden \: cubes \: rs50. \\ \\ \sf \: Then, \: surface \: area \: of \: 1 \: wooden \: cubes \\ \\ \sf \: 13.5m^2=6a^2 \\ \\ \sf \: Then \: a=1.5m \\ \\ \sf \: Volume \: of \: a \: cube-a^3=3,375$