the cost of plastering the four walls of a room is 48 rupees. each one of the Length breadth and height of another room is double that of this room. the cost of plastering the walls of this new room is ?
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Answered by
1
Answer:
maybe
( 48 X (l x b x h) ) x 2
Answered by
1
Answer:96 rupees
Step-by-step explanation: Let l=l, b=b,h=h
Original area of four walls of a room = 2(l+b)h
New l=2l, b=2b, h=2h
New area of four walls of a room = 2(2l +2b) 2h
= 2{2(l+b)h}
If 2(l+b)h sq unit cost 48 rupees then 2{2(l+b)h} will cost 2*48 = 96 rupees
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