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weighted average

by chittychittybangbang » Wed Aug 11, 2010 8:24 am
A merchant has 100 lbs of sugar, part of which he sells at 7% profit and the rest at 17% profit. He gains 10 % on the whole. Find how much is sold at 7% profit?

Answer Choices

D. 50 lbs

A. 70 lbs

B. 40 lbs

C. 30 lbs

E. 60 lbs

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by selango » Wed Aug 11, 2010 8:48 am
Pls move this to PS section.
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by reply2spg » Thu Aug 12, 2010 11:27 am
Move this question to PS section and answer for this is 70 lbs
chittychittybangbang wrote:A merchant has 100 lbs of sugar, part of which he sells at 7% profit and the rest at 17% profit. He gains 10 % on the whole. Find how much is sold at 7% profit?

Answer Choices

D. 50 lbs

A. 70 lbs

B. 40 lbs

C. 30 lbs

E. 60 lbs
Sudhanshu
(have lot of things to learn from all of you)