CBSE Class 9 Answered
A man built a cubical water tank with lid for his house, with each outer edge 1.5 m long. He gets the outer surface of tank excluding the base covered with square tiles of side 25 cm. Find how much he would spend for the tiles, if cost of tiles is Rs. 480 per dozen.
Asked by Topperlearning User | 12 Mar, 2014, 09:37: AM
Expert Answer
Surface Area of tank = 5a2 (Area of 5 faces only)
Area of one square tile = lb
= 25 25 cm2
Cost of 180 tiles =
= Rs. 7200
Answered by | 12 Mar, 2014, 11:37: AM
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