Apizza was cut into 8 equal-sized slices. bridget and her friends ate 6 slices. bridget says they ate 3/4 of the pizza. is she correct? use numbers or models to explain.

Arestaurant offers a $12 dinner special that has 5 choices for an appetizer, 12 choices for an entrée, and 4 choices for a dessert. how many different meals are available when you select an appetizer, an entrée, and a dessert? a meal can be chosen in nothing ways. (type a whole number.)

Lee has $1.75 in dimes and nickels. the number of nickels is 11 more than the number of dimes. how many of each coin does he have?

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?