9.Aclosedmetalliccylindricalboxis 15 m high and it has a base whose di – InterviewSolution

1.	9.Aclosedmetalliccylindricalboxis 15 m high and it has a base whose diameter is 70.cm. If the sheetof metal costs70 per sq. m, find thecost of the material used in the box.
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