Answer:
$2000 was invested in cd at 4% and $4000 was invested in bonds at 7%.
Explanation:
20% of 7500 =
dollars
Balance remained =
dollars
Let she invests in cd = x
So, she will invest in bond =

Now, the cd earns 4% and bond earns 7% and total interest earned is $360.

=>

=>

So, x = 2000 (amount in cd)
And amount in bonds =
= $4000.
Therefore, $2000 was invested in cd at 4% and $4000 was invested in bonds at 7%.