A race walker completed a 13 mile walk in 2.5 hours. What is the walker's speed? a. 0.19 mi/h
c. 10.5 mi/h
b. 32.5 mi/h
d. 5.2 mi/h

Li buys supplies so he can make and sell key chains. he begins to make a profit only after he sells 4 key chains. what point on the graph makes the most sense in this situation?

What is the area of the triangle 10 13 12

8.74 rounded to the nearest whole number