Cameron runs in a 7 - mile race. he stops for water at ever 1/3 miles marker, including at the end of the race. how many time does cameron stop water?

Jocelyn estimates that a piece of wood measures 5.5 cm. if it actually measures 5.62 cm, what is the percent error of jocelyn’s estimate? a. 2.13% b. 2.18% c. 12%