Which pair of points has a positive slope?
a. (-2, 9) (1, -9)
b. (-2, 5) (2, -11)
c. (-2, 15) (4, 21)
d. (-2, 13) (1, -11)

Aboat costs 19200 and decreases in value by 12% per year. how much will it cost in 5 years

According to the 2008 u.s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of florida was approximately two times the population of california. b. the population of florida was approximately twenty times the population of california. c. the population of california was approximately twenty times the population of florida. d. the population of california was approximately two times the population of florida.

What is the output, or dependent variable of quantity? 1: x 2: f(x) 3: y