Room of dimensions 5 m
6 m
5 m needs to be painted. What is the cost of painting 4 walls and ceiling
@75 cents
.
(A) $100
(B) $105
(C) $150
(D) $175
(E) None of the above
Surface area of four walls
Surface area of ceiling
Surface area of four walls and ceiling
Cost of painting four walls and ceiling @75 cents
$105
Hence, the answer is (B).
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