SOLUTION: A man invested a certain amount of money at 6% and another amount twice as as much at 8%. If his annual income from the two investments is Php 600, how much is invested at each rat

Question 1087989: A man invested a certain amount of money at 6% and another amount twice as as much at 8%. If his annual income from the two investments is Php 600, how much is invested at each rate?
Found 2 solutions by Fombitz, MathTherapy:
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!

Substituting,

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Answer by MathTherapy(10551) (Show Source): You can put this solution on YOUR website!

A man invested a certain amount of money at 6% and another amount twice as as much at 8%. If his annual income from the two investments is Php 600, how much is invested at each rate?

Correct answer:
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