Question

the cost of the painting the whole surface area of a cube at the rate of 15 paise per centimetre square is Rs 518.40. the volume of the cube is

Answer 1

Rate = Rs 0.15/cm²
Price = Rs 518.40
Area = Price ÷ Rate
Ar = 518.40 cm² / 0.15
Ar = 3,456 cm²
Ar = 6a² = 3,456 cm²
a² = 3,456 cm² / 6
a² = 576 cm²
a = 24 cm
Vol. = a³ = (24 cm)³ = 13,824 cm³.

Answer 2

Plz Mark It As Brainliest Answer.