Paint cans

The room has 4 m, 5 m, and 2.4 m dimensions. Suppose one can is enough to paint 10 m2. How many cans of paint are needed to paint the walls and ceiling of this room?

Final Answer:

n =  7

Step-by-step explanation:

a=4 m b=5 m h=2.4 m  S=a b+2 (a+b) h=4 5+2 (4+5) 2.4=5316=6351=63.2 m2 S1=10 m2  n=S/S1=63.2/10=7



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