Which two whole number is 15/4 between? LOOK AT PICTURE

Can someone answer it, and plot it, for 20 points and brainliest answer? p.s. they're the same ! : )

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

Which of the following parabolas opens down?