On Tuesday, Frankie had $154.50 in his bank account. On Wednesday, he withdrew $65.50 from his account. After depositing $275.25
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Let the amount invested at 4% be = x
Let the amount invested at 3% be = y
Given is:
or
.... (1)
As, total income for the two investments is $194, so equation is:
....(2)
Putting value of x from (1) in (2)
And x=5200-y
Hence, money invested at 4% is $3800 and money invested at 3% is $1400