Austin drove 140 miles in two hours what was his average speed

What is the slope simplify your answer and write it as a proper fraction, improper fraction, or integer

The boiling point of water at an elevation of 0 feet is 212 degrees fahrenheit (°f). for every 1,000 feet of increase in elevation, the boiling point of water decreases by about 2°f. which of the following represents this relationship if b is the boiling point of water at an elevation of e thousand feet? a) e = 2b - 212 b) b = 2e - 212 c) e = -2b + 212 d) b = -2e + 212

Find the condition that the zeros of the polynomial f(x) = x^3+3px^2+3px+r may be in a.p.