Problema Solution

$5900 is invested, part of it at 10% and part of it at 9%. For a certain year, the total yield is $562.00/ How much was invested at each rate?

How much was invested at 10%?

How much was invested at 9%?

Answer provided by our tutors

x + y = 5900

x = 5900 - y

.1 (5900 - y) + .09y = 562

590 - .1y + .09y = 562

-.01y = -28

y = 2800

x = 3100