A car rental company charges a flat, daily fee, plus a fixed cost per mile driven. One day,
Becky drives 50 miles and is charged $145.
The next day, she drives 90 miles and is
charged $193. What is the cost per mile?

The probability that a student graduating from suburban state university has student loans to pay off after graduation is .60. if two students are randomly selected from this university, what is the probability that neither of them has student loans to pay off after graduation?

Which function is represented by the graph? a. f(x)=|x-1|+3 b. f(x)=|x+1|-3 c. f(x)=|x-1|-3 d. f(x)=|x+1|+3

Lines a and b are perpendicular. if the slope of line a is 3, what is the slope of line b?