SOLUTION: morton invested part of his $1200 at an annual rate of 5% and part at an annual rate of 7.5%. his total return on the two investments was $81. how much was invested at each rate

SOLUTION: morton invested part of his $1200 at an annual rate of 5% and part at an annual rate of 7.5%. his total return on the two investments was $81. how much was invested at each rate

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Question 986390: morton invested part of his $1200 at an annual rate of 5% and part at an annual rate of 7.5%. his total return on the two investments was $81. how much was invested at each rate
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!

Solve for

and then calculate

John

My calculator said it, I believe it, that settles it

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