Reconstruction 31931

During the reconstruction of the apartment, Mr. Čakaj needed to varnish the floors in two rectangular rooms with dimensions of 6.8m x 4.5m and 6m x 3.8m. How many cans of paint did he have to buy if he painted 6m2 of the floor with one can?

Correct answer:

n =  9

Step-by-step explanation:

a=6.8 m c=6 m  S1=6 m2  S=a b+c d=6.8 4.5+6 3.8=5267=5352=53.4 m2  n1=S/S1=53.4/6=1089=8109=8.9  n=n1=8.9=9



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