The rectangular floor of the 6 x 1.8 m dimensions is to be covered with 50 cm square tiles. How many tiles will be needed?

Correct answer:

n =  48

Step-by-step explanation:

a=6 m b=1.8 m  x=50 cm m=50:100  m=0.5 m  n1=a/x=a/21=6/0.5=12 n2=b/x=b/21=1.8/0.5=4  n=n1 n2=12 4=48

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