It is given an area of 5m x 4m
One tile is 40 x 40 cm
How many tiles are needed in an area of 5 m x 4 m?
And how many tiles need to be cut (if it not possible for the tiles to fall exactly)?

Correct result:

n =  125
x =  5


n1=500/40=252=12.5 n2=400/40=10 x=n2/2=10/2=5 n=n1 n2=12.5 10=125

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