Question

The internal measures of a cuboidal room are 12 m X 8 m X 4m . Find the total
cost of whitewashing all four walls of a room, if the cost of white washing is
Rs.5 per m2. What will be the cost of white washing if the ceiling of the room is
also white washed​

Answer 1

Answer:

800Rs

Step-by-step explanation:

The dimensions of room is 12×8×4

The Lateral surface area is

2h(l+b)

2(4)(12+8)

8×20=160m

2

Cost of white wash is 5m

2

Total cost is 5×160=800Rs,

Thanq.

Hope you understand

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