Hi,

Jennifer invested $500 part at 7% per annum and the rest at 10% per annum. 

  .10x + .07(500-x) = $44

       x = 9/.03 = $300 at 10% and $200 at 7%

CHECKING our answer***

  $30 + $14 = $44

Wish You the Best in your Studies.

 

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