Country Day's scholarship fund receives a gift of $ 80000. The money is invested in stocks, bonds, and CDs. CDs pay 2.5 % interest, bonds pay 4.5 % interest, and stocks pay 8.7 % interest. Country day invests $ 40000 more in bonds than in CDs. If the annual income from the investments is $ 4240 , how much was invested in each vehicle?
Country Day invested $ in stocks.
Country Day invested $ in bonds.
Country Day invested $ in CDs.
Note: the video solves this question using the substitution method, but you may use your calculator.
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