Question 162194
.04X+.0225(33,000-X)=970
.04X+742.5-.0225X=970
.0175X=970-742.5
.0175X=227.5
X=227.5/.0175
X=13,000 INVESTED @ 4%.
33,000-1,000=20,000 INVESTED @ 2.25%.
PROOF:
.04*13,000+.0225*20,000=970
52O+450=970
970=970