this is a worksheet which i got from Miss Tham the question go like this [this is a question which i must take note of]:
yusof had 50% as much money as jamil.After they each spent $200 on a mp3 player ,yusof had 1/3 as much money as jamil . find the sum of money yusof had at first?
ans :
4u - 3u=1u
$200+$200=$400
1u-$400
thus, the answer is $400
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