A company manufactures and paints cylindrical chimneys with radius 12cm and height 25cm. The company has enough paint to cover a 12m2 area. How many chimneys can the company paint?
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Answer:
63
Step-by-step explanation:
Total Surface area to be painted equals surface area of chimney 2*π*r*h = (2*π* 12 * 25)/10000 m2.
No. of chimneys that can be painted = Total surface area that can be painted / surface area of 1 chimney = 200/π = 63.66
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