Question

9. The cost of painting 10 wooden cubes of the same surface area at the rate of 50 rupees per m^2 is 6750 rupees. Then find the volume of each cube.
(1) 3,375 m
(2) 2.25 m
(3) 0.5625 m
(4) 15.625 m​

Answer 1

Answer:

3,375

Step-by-step explanation:

Cost of 10 wooden cubes @rs50

Then, surface area of 1 wooden cubes =13.5m^2=6a^2

Then a=1.5m

Volume of a cube=a^3=3,375