Liz made a 13-minute long-distance call that cost her $1.45 for the first 3 minutes and $.22 a minute for each extra minute. How much did
the call cost her?
a. $3
b. $4.31
c. $.37
d. $3.65

Given f(x) = 17-x^2what is the average rate of change in f(x) over the interval [1, 5]?

The appalachian trail is a hiking trail that passes through the appalachian mountains. three members of a teen hiking group hiked a section of the trail. the hikers stopped at a rest area and equally shared 3 4 gallon of water. how much water did each person get?

Find the value of p for which the polynomial 3x^3 -x^2 + px +1 is exactly divisible by x-1, hence factorise the polynomial