Question

Earth's moon is the only place beyond the earth where humans have step foot. Moon influences human societies and cultures since time immemorial. Answer the following questions on the basis of following information about the moon and the Earth: "The diameter of the moon is approximately one-fourth of the diameter of the earth."

The height of a conical vessel is 3.5 cm. If its capacity is 3.3 litres of milk. Find the diameter of its base.

The radius and slant height of a cone are in the ratio 4 : 7. If its curved surface area is 792 cm², find its radius. (Use π = 22/7).

A heap of wheat is in the form of a cone whose diameter is 10.5 m and height is 3 m. Find its volume. The heap is to be covered by canvas to protect it from rain. Find the area of the canvas required