If a shirt is normally priced at $40 and sold for $24, what is the discount rate

Jada has a meal in a restaurant she adds up the prices listed on the menu for everything they ordered and gets a subtotal of $42.00. when the check comes, it says they also need to pay $3.99 in sales tax. what percentage of the subtotal is the sales tax

Given ab and cb are tangents of p, and m =10°. what is the measure of abp?

Solve the triangle. a = 21°, c = 105°, c = 5