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Question #a2443

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Mar 19, 2017

Ratio of surface area to volume of a cylinder of radius #r=4 # inch and height # h=6# inch is given by

#"Total Surface Area"/"Volume"=(2pir^2+2pirh)/(pir^2h)#

#=(2pir^2)/(pir^2h)+(2pirh)/(pir^2h)=2/h+2/r=2/6+2/4=1/3+1/2=5/6#

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