You are deciding between two pay-as-you-go cell phone companies. "On Call" charges $12 for 4 hours and "Talk Time" charges $2.25 for every 1/2 hour.
What is the unit rate in dollars per hour for On Call? *
1 point
$3
$12
$4
$0.25

Write the sentence as an equation. b increased by 281 is d

Question: a) does the given set of points represent a linear function? how do you know? b) assume that the point (-2,4) lies on the graph of a line. what y-values could complete this set of ordered pairs that lie on the same line: (- (hint: there are several correct answ

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply