Linda invests $25,000 for one year. Part is invested at 5%, another part at 6%, and the rest at 8%. The total income from all 3 investments is $1600. The combined income from the 5% and 6% investments is the same as
The income from the 8% investment. Find the amount invested at each rate.
A) $10,000 at 5%; $10,000 at 6%; $5000 at 8%
B) $10,000 at 5%; $5000 at 6%; $10,000 at 8%
C) $5000 at 5%; $10,000 at 6%; $10,000 at 8%
D) $8000 at 5%; $10,000 at 6%; $7000 at 8%

Question

Quizplus · Accepted Answer

The income from the 5% and 6% investments is equal to the income from the 8% investment. Solving the equations: 0.05x + 0.06y + 0.08z = 1600 and 0.05x + 0.06y = 0.08z with x + y + z = 25000, we find the amounts are $10,000 at 5%, $5000 at 6%, and $10,000 at 8%.

Linda Invests $25,000 for One Year