She bought 2 fancy shirts and 5 plain shirts.
2 x 28=$56, and 5x15=$75. 75 plus 56 is 131
First, you need to find the total amount they discounted.
3.66 X 3= $10.97
Since they took off that much, you need to add that to the total cost, which was 62. 31
62.31 + 10.97= $73.29
Finally, to find how much each individual shirt cost, you divided it by 3.
73.29 / 3= $24. 43
The answer is C