SOLUTION: Joanna decided to invest the $500 that she had received as graduation presents. She invested part in a 10% annual interest money market account and the rest in a 5% annual interest

Question 122506: Joanna decided to invest the $500 that she had received as graduation presents. She invested part in a 10% annual interest money market account and the rest in a 5% annual interest CD. How much did she invest in the money market account if she made $42.50 in interest during the first year?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = amount invested in money market account

She invested $350 in the money market account
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