The internal measures of a cubonidal room are length 12 m, breath 8 m and height 4m. Find the total cost of white washing all four walls and ceiling at the rate of Rs. 5 per m2. About the author Serenity
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, Reply
Answer: Hope it will help you Step-by-step explanation: Area of cuboidal room = 2(l+b)Xh Therefore= 2(12+8)4 = 2X20X4 =160m^2 Rate of white washing =Rs 5per m2 Total cost of white washing=160×5 =Rs800 Reply
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,
Answer:
Hope it will help you
Step-by-step explanation:
Area of cuboidal room = 2(l+b)Xh
Therefore= 2(12+8)4
= 2X20X4
=160m^2
Rate of white washing =Rs 5per m2
Total cost of white washing=160×5
=Rs800