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ratios ans proportionates

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ratios ans proportionates

by naaga » Tue Feb 24, 2009 1:51 am
. Four cups of milk are to be poured into a 2-cup bottle and a 4-cup bottle. If each bottle is to be filled to the same fraction of its capacity, how many cups of milk should be poured into the 4-cup bottle?

(A) 2/3

(B) 7/3

(C) 5/2

(D) 8/3

(E) 3
pals confused with this .
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Re: ratios ans proportionates

by sureshbala » Tue Feb 24, 2009 3:24 am
naaga wrote:. Four cups of milk are to be poured into a 2-cup bottle and a 4-cup bottle. If each bottle is to be filled to the same fraction of its capacity, how many cups of milk should be poured into the 4-cup bottle?

(A) 2/3

(B) 7/3

(C) 5/2

(D) 8/3

(E) 3
pals confused with this .
Let's say we are filling each bottle to a fraction which is x/y.

Given x/y(2) + x/y(4) = 4
So x/y = 2/3.
Hence we have to fill 2/3 of each bottle.

So we have to pour 2/3(4) = 8/3 cups of milk into 4 cup-bottle
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