Question

The total cost of flooring a room at ₹ 8.50 per square meter is ₹ 510. If the length of the room is 8 meter, find it's breadth

Answer 1

Step-by-step explanation:

area of the floor = total cost ÷ cost per sq m

area = 510/8.5 = 60 sq m

area = l × b = 60

8 × b = 60

b = 60 / 8 = 7.5 m