The hemispherical dome of a building needs to be painted (see fig 1). If the circumference of the base of dome is 17.6 m, find the cost of painting it, given the cost of painting is Rs. Per 100 `cm ^(2) `

A inner curved surface area of a hemispherical dome of a building needs to be painted. If the circumference of the base is 17.6m, find the cost of painting it at the rate of Rs 5 per sq.m.

The frustum shaped outer portion of the table lamp has to be painted including the top part. Find the total cost of painting the lamp if the cost of painting 1 sq. cm is Rs. 2.

A cubical container of side 6.5 m is to be painted on the entire outer surface. Find the area to be painted and the total cost of painting it at the rate of ₹ 24 per m^(2) .

The dimension of a cuboidal box are 6mxx400cmxx 1.5m . Find the cost of painting its entire outer surface at the rate of Rs. 22 per m^(2)

A round table top has six equal designs as shown in the figure. If the radius of the table top is 14cm , find the cost of making the designs with paint at the rate of rs 5 Per cm^(2) ( use sqrt(3)=1.732)

A storage tank consists of a circular cylinder with a hemisphere stuck on either end. If the external diameter of the cylinder be 1.4 cm and its length be 8 m. Find the cost of painting it on the outside at rite of Rs. 20per m^2 .

The dimensions of a cuboidal box are 6mxx400cmxx1.5m . Find the cost of painting its entire outer surface at the rate of ₹ 22 per m^(2) .

Ramkumar wanted to paint the walls and ceiling of a hall. The dimensions of the hall is 20m xx 15m xx 6m . Find the area of surface to be painted and the cost of painting it at Rs.78 Per sq.m.