A path 2 m wide surrounds a circular pond of diameter 40 m. How many cubic metres of gravel are required to grave the path to a depth of 20 cm?

A path 2 m wide surrounds a circular pond of diameter 40 m. How many cubic metres of gravel are required to gravel the path to a depth of 20 cm ?

There is a path 14 m wide all round a circular garden of diameter 120m.Find the area of the path.

How many cubic metre of earth is to be dug out to dig a well of radius 1.4m and depth 5m ?

How many metres of carpet 63 cm wide will be required to cover the floor of a room 14 m by 9m

How many cubic metres of earth must be dug to construct a well 7 m deep and of diameter 2.8 m?

A road, which is 7 m wide surrounds a circular path whose circumference is 352 metres. Find (a) the area of the path (b) the cost of leveling the path at the rate of ? 2.50 per sq. m.

There is a path of width 3.5 m around the circular field of diameter 70m. Find the area of the whole path.

A circular pond is of diameter 43 m is surrounded by a 3 m wide path. Find the cost of constructing the path at the rate of 25 per m ""^(2) .

A part of 1 m wide runs around and inside a rectangular garden of length 40 m and width 20 m. Find the cost of levelling the path at the rate of Rs.3.75 per squre metre (in Rs.).