Question

A tile measures 10cm by 10cm. How many such tiles are required to cover a wall of size 4m and 2.5m?

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Answer 1

Answer: 1000

Explanation:

10xm×10cm=100cm

400cm×250cm=100000cm

100000cm²÷100cm²=1000

Answer 2

Explanation:

[4m(2.5m)(100^2cm^2/m^2)]/10^2cm^2=1000 tiles