Question

33) How many tiles with dimensions 12cm
5cm will be needed to fit a region where
length and breath aye 144cm and 100cm
respectively?​

Answer 1

Step-by-step explanation:

area of floor = 144×100=14400cm²

are of tiles=12×5=60.cm²

no of tiles= 14400/60=240

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Answer 2

Answer:

Step-by-step explanation:

No. of tiles needed= 240.

We know no. of tiles= Area of wall/area of each tile.

Area of wall= 100*144

area of tile= 12*5

Thus, no. of tiles= 100*144/12*5

                          = 240

Thus the total no. of tiles=240