Posted by Gloria on Thursday, March 1, 2012 at 7:55pm.
A cylindrical oil tank is 2/5 full. If 9 more liters are added, the tank will be 5/8 full. What is the capacity of the tank?

algebra  dykeia, Thursday, March 1, 2012 at 8:29pm
3/8 times 33 greater than or less than 5/8 times 10and 1/4

algebra  Anonymous, Wednesday, October 28, 2015 at 11:39pm
2/5 ( πr2h ) + 9 = 4/8 ( πr2h )
πr2h = 40 liters

algebra  Anonymous, Thursday, October 29, 2015 at 12:23am
2/5 ( πr2h ) + 9 = 5/8 ( πr2h )
πr2h = 40 liters
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