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by JP tang
Thu Jan 12, 2012 1:13 pm
Forum: Beginning Algebra
Topic: [SPLIT, MOVED] invested $ at 3%, twice $ at 9%, got $315
Replies: 1
Views: 1147

[SPLIT, MOVED] invested $ at 3%, twice $ at 9%, got $315

A man invested a certain amount of money at 3% and twice as much at 9%, giving the annual income of 315. How much did he invest in each rate?

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