Question

101. The length, breadth and height
of a hall are 25m, 15m and 5m re-
spectively. Find the cost of reno-
vating its floor and four walls at the
rate of rs.80 per m2.
Here, length (1) = 25m, breadth (b)
= 15m, height (h) = 5m. Area of four
walls = LSA of cuboid (in Rs.)​

Answer 1

I don't know which is your class