Posted by Andrea B on Wednesday, June 13, 2012 at 2:16pm.
$X @ 9% = Her bro. loan.
$X/2 @ 16% = Her sis. loan.
0.09x + 0.16(x/2) = 0.34
0.17x = 0.34
X = 0.34 / 0.17 = $2.00.
X/2 = 2.00 / 2 = $1.00.
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