12) Tonya runs a race at an average speed of 6.0 miles per hour for the first 3 laps and 4.5 miles per hour for the last 2 laps. Find Tonya's average speed for the entire race. Your answer should
contain a decimal to the hundredths place.

Giuseppi's pizza had orders for $931.00 of pizzas. the prices were $21 for a large pizza, 514 for a medium pizza, and $7 for a small pizza. the number of large pizzas was two less than four times the number of medium pizzas. thenumber of small pizzas was three more than three times the number of medium pizzas. how many of each size of pizza were ordered?

How many bananas are in a fruit bowl that has 200 total apples and bananas if there are 31 bananas for every 93 apples

The base of a triangle is 8 1 3 meters and the height of the triangle is the fourth root of 16 meters meters. what is the area of the triangle?