Narendra painted `2/3` area of the wall in his room. His brother Ritesh helped and painted `1/3` area of the wall. How much did they paint together ?

To make green paint, a painter mixes yellow paint and blue paint in the ratio of 3:2. If he used twelve liters of yellow paint, how much blue paint did he use?

A wooden toy rocket is in the shape of a cone mounted on a cylinder as shown in the adjacent figure. The height of the entire rocket is 26 cm, while the height of the conical part is 6 cm. The base of the conical position has a diameter of 5 cm, while the base diameter of the cylindrical portion is 3 cm. If the conical portion is to be painted orange and the cylindrical portion is to be painted yellow, find the area of the rocket painted with each of these colour. (Take pi = 3.14)

The room is painted with green and yellow in the ration of 2:5 and if the total area of the four walls 280 sq. mts. Find areas with different colours.

The height of a rectangular stockroom is 5m and perimeter of its floor is 50m. Find the outer area of the four walls to be painted.

(1,2),(2,3),(3,1) are the midpoints of the sides of the triangle then the area of the triangle is (in.sq.units)

Find area of the triangle with vertices at the point given in each of the following: ( -2,-3) , (3,2) ,( -1,-8)

12 painters can paint a wall of 180 m long in 3 days. How many painters are required to paint 200 m long wall in 5 days?