3 years ago

An oil tank has to be drained for maintenance. The tank is shaped like a cylinder that is

1 answer:

6 0

Fidn volume
V=hpir^2
d/2=r
1.4/2=0.7=r
height=3.5
V=3.5*3.14*0.7^2
V=5.3851

1.5 times t=5.3851
divide both sides by 1.5
t=3.59
round
t=4

4 minutes

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