Ashirt is on sale for $12.75 this is 15% of the original price what was the original price of the shirt.

The salesperson earns a 5% commission on the first $5,000 she has in sales. the salesperson earns a 7.5% commission on the amount of her sales that are greater than $5,000. this month the sales person had $8,000 in sales. what amount of commission, in dollars, did she earn?

If f(x) = 5х – 2 and g(x) = 2х + 1, find (f – g)(x).

500 students went on a picnic trip 10 students chapter in each car how many cars were used for the picnic trip