Answer to page 143 lesson 15, new york progress in mathematicson monday morning, grace ran 2 5/8 miles in 1/3 of an hour. her afternoon run took only 1/6 of an hour, but it was 1 1/4 miles shorter than her morning run. what was grace's average speed for the day?

Arestaurant chef made 1 1/2 jars of pasta sauce. each serving of pasta requires 1/2 of a jar of sauce. how many servings of pasta will the chef be bale to prepare using the sauce?

What is the simplified form of 400x100 ? o 200x10 o 200x50 0 20x10 • 20x50

An incoming airplane is x miles due north from the control tower at an airport. a second incoming airplane is y miles due east of the same control tower. the shortest distance between the two airplanes is z miles. which of the following functions would best model the situation above?