Markus painter

Markus used ¾ liter of paint to cover 10 ½ square meters of wall. How many liters of paint is needed to cover 12 ¼ square meters of wall?

Correct answer:

V2 =  0.875 l

Step-by-step explanation:

V1=3/4=34=0.75 l S1=1012=10+12=10 2+12=212=10.5 m2 S2=1214=12+14=12 4+14=494=12.25 m2  S1:V1=S2:V2=const=ρ  V2=V1 S2S1=0.75 12.2510.5=78 l=0.875 l

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