emma lee is shopping for supplies for her science project. The regular price of the supplies at a hardware store is $20. The store offers a 25% discount for students. The sales tax is 5% of the discounted price.
First, you add 30 and 20, and you get 50. Then, since 30 is your highest priced item, you find 0.30 of 30, which is 9. After that you would subtract 9 from 30, which gives you 21. Therefore, we know the price is 41