Question

I. A closed iron tank 12 m long, 9 m
of iron sheet used at the rate of Rs 5 per metre sheet, sheet being 2 m wide.
& A tank open at the top is made of iron sheet 4 m wide. If the dimensions of the tank are
12 m x 8m x 6 m, find the cost of iron sheet at Rs 17.50 per metre.
Three equal cubes are placed adjacently in a row. Find the ratio of total surface area of
of the surface areas of the three cubes.​

Answer 1

Answer:

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Step-by-step explanation:

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