When Bobby was exercising his heart rate went from 79 beats per minute to 98 beats per minute. Approximately, what was the percent of increase?

If f(x)=2x+2and g(x)=x^3, what is (g•f)(2)

Marlow is comparing the prices of two trucks rental compaines company a charges $3 per hour and an addtional $75 as serivce charges company b charges $2 per hour and an additional $85 as serivce charges

Aperpendicular bisector, cd is drawn through point con ab if the coordinates of point a are (-3, 2) and the coordinates of point b are (7,6), the x-intercept of cd is point lies on cd.