Question

find the volume of a cubical box is the cost of painting its outer surface is rupees 1440 Rupees 15 per metre square metre​

Answer 1

Answer:

first of all, 1440 should not be ₹, it should be area of the 6 outer surface of the cube. so, area of a side of cube=1440÷6=240m2

√240=15(approx.)

so volume=15×15×15=3375

please mark it as brainliest