Linda put an amount of money into each of two new investments, A and B, that pay simple annual interest. If the annual interest rate of investment B is 1(1 / 2) times that of investment A, what amount did Linda put into investment A?
(1)The interest for 1 year is $50 for investment A and $150 for investment B.
(2)The amount that Linda put into investment B is twice the amount that she put into investment A.
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发表于 2007-1-29 16:52:00
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