Delu has $15,00 to invest. She decides to place some of the money into a savings account paying 2% annual interest, some in Treasury bonds paying 5% annual interest, and some in a mutual fund paying 10% annual interest. Delu would like to earn $720 per year in income. In addition, Delu wants her investment in the savings account to be twice the amount in the mutual fund. How much money should Delu invest in each category?
savings:
T-bonds:
Mutual funds:

Question

Delu has $15,00 to invest. She decides to place some of the money into a savings account paying 2% annual interest, some in Treasury bonds paying 5% annual interest, and some in a mutual fund paying 10% annual interest. Delu would like to earn $720 per year in income. In addition, Delu wants her investment in the savings account to be twice the amount in the mutual fund. How much money should Delu invest in each category?
savings:
T-bonds:
Mutual funds: