Question 95643
.08*X+.07(18000-X)=1380
.08X+1260-.07X=1380
.01X=1380-1260
.01X=120
X=120/.01
X=12000 INVESTED IN CERTIFICATES.
18000-12000=6000 INMVESTED IN BONDS.
PROOF
12000*.08+6000*.07=1380
960+420=1380
1380=1380