Question

A room in shape of a cubiod is 6m long, 5m broad and 4m high. What is the cost of white washing the walls of room at 5per sq.m

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Answer 1

Answer:

First take the volume of room (Cuboid)

6 × 5 × 4 = 120

then 120 × 5 = 600 rupees

Answer 2

Answer:lateral surface area of cuboid =2(l+b)h

2(6+5)4

2×11×4=88m^2

Cost of white washing 88m^2=

88×5=440rs

Step-by-step explanation:

We found lateral surface area because 4 walls had to be white washed