A marble tile measures 20 cm by 15 cm. how many tiles will be required to cover a wall of size 5m by 3m?

Question

Mathematics

Dorian Morse

10 July, 20:24

A marble tile measures 20 cm by 15 cm. how many tiles will be required to cover a wall of size 5m by 3m?

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Answers (1)

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Jeffrey Hoffman · Answer 1

First, we get the area of each tile: (100 cm = 1m)

.20 m *.15 m = 0.03m^2

Then, we solve for the total area of the wall:

5m*3m = 15m^2

Then we divide

15/0.03 = 500 tiles