As we know she wont be depositing or withdrawing that means that the total money remaining in the bank would be static and would just add up the interest their is.
SO 2 per cent of 5000 is 100 $. So she will earn a 100 $ from her first account.
And 2.5 % from 10000 is around 250 $ so she earn a total of 250 $ from her second account.
Now adding up the complete money that she will earn at the end of the year would be around 350 $.