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Old 07-13-2008, 11:31 PM   #1 (permalink)
e_yas7
Trying to make mom and pop proud
 
Join Date: Jul 2008
Posts: 11
e_yas7 just joined TestMagic.
Two challenging problems from the 10th edition! help :)

these are two problems i was not able to solve, help!

the first one:


SPOILER: answer: B


and the second problem:

A Distillate flows into an empty 64-Gallon drum at spout A and out of the drum at spout B.If the rate of flow through A is 2 gallons per hour,how many gallons per hour must flow out at spout B so that the drum is full in exactly 96 hours?:

A: 3/8
B: 1/2
C: 2/3
D: 4/3
E: 8/3

SPOILER: answer: D


bounce!

Last edited by e_yas7 : 07-13-2008 at 11:47 PM.
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