Question

Daniel is paining the walls and ceiling of a cuboidal hall with length, breadth and height of 15 m, 10 m and 7 m respectively. From each can of paint 100 m² of area is painted. How many cans of paint will she need to paint the room?

Answer 1

Here, Length of wall l = 15 m, 

Breadth of wall b = 10 m And 

Height of wall h = 7 m

Hence, 5 cans are required to paint the room.