Markus painter

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

Correct answer:

V2 =  7/8 l

Step-by-step explanation:

V1=3/4=43=0.75 l S1=1021=10+21=210 2+1=220+1=221=10.5 m2 S2=1241=12+41=412 4+1=448+1=449=12.25 m2  S1:V1 = S2:V2 = const = ρ  V2=V1 S1S2=43 221449=87 l=0.875 l

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