The original cost of the Jacket is $76
The price was marked down 25%
→ First, calculate how much does the 25% discount represent:

→Second, subtract the obtained amount from the original price, to determine the price with a discount.

The Jacket with a 25% discount costs $57
She paid for the Jacket with a 10% coupon. This discount will be applied to the sale price, not the original price of the Jacket
→ Calculate the 10% of the price with the discount

→Subtract the amount from $57 to determine the final price

The final price for the Jacket is $51.30