Krysta's Cafe has regular coffee and decaffeinated coffee. This morning, the cafe served 20 coffees in all, 13 of which were regular. What percentage of the coffees were regular?

This week, conrad will work 1 3/4 times longer than last week. giovanni will work 1 1/3 times longer than last week. sally will work 2/3 the number of hours she worked last week. match each employee's name to the number of hours he or she will work this week

What is a rational number between 9.5 and 9.7

How do you find the circumfrance of a circle?