Question 147039
.04*2X/5+.05*X/3+.03*4/15=610
.08X/5+.05X/3+.12X/15=610
(.08X*3+.05X*5+.12X)/15=610
(.24X+.25X+12X)/15=610
.61X=15*610
.61X=9150
X=9150/.61
X=$15,000 TOTAL AMOUNT INVESTED.
PROOF:
.08*15000/5+.05*15000/3+.12*15,000/15=610
240+250+120=610
610=610