Question

How many square tiles are needed of 4.5cm, to cover a rectangular floor, whose

dimensions are 90cm & 220cm?​

Answer 1

Answer:

Answer 4400

Step-by-step explanation:

First find area that comes 19800

Than divide with 4.5

So 4400 tiles

Answer 2

Answer:

978 tiles

Step-by-step explanation:

Area of floor = 90 * 220 = 19,800 square cm

area of each tiles = 4.5 * 4.5 = 20.25 square cm

No. of tiles = 19800 / 20.25 = 977.78 = 978 tiles