Question

The internal measures of a cuboidal room are 12m×8m×4m. if the cost of white washing is ₹5m per sq .what will be the cost of white washing if the ceiling of the room is also white washed? ​

Answer 1

Answer:

The dimensions of room is 12×8×4

The Lateral surface area is 

2h(l+b)

2(4)(12+8)

8×20=160m2

Cost of white wash is 5m2

Total cost is 5×160=800Rs,

Step-by-step explanation:

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