Profit loss math help needed.

Question

A trader sells 25 oranges and 20 apples at 6$, incurring a loss of 11.25% combining both goods.

1. What is the cost price of one apple and one orange.
2. What percentage of discount must the trader put only on oranges to get a profit of 20% combining both goods?

Answer 1

25x+20y=$6=88.75%

6/88.75=.0677=1%

$6.77=break even price

Need to know the comparison of the prices.