Question

The floor of a room is 4.8m by 3.2m and it is to be covered by square tiles of side of 16cm,find the number of tiles needed to cover the floor and also,the cost of these tiles at the rate of ₹12 per tile

Answer 1

Step-by-step explanation:

Floor in rectangular figure

area

=length × breadth

= 9.68 m × 6.2 m

= 60.016 square meter

area of one tile

=l × b

= 22cm × 10cm

=220 square centimeter

= 220/100 meter

=2.2m

total tiles require

=60.016/2.2

=27.28

TOTAL cost

=27.28×2.50

=68.2 rupees