Saturday

August 30, 2014

August 30, 2014

Posted by **Matt** on Monday, March 10, 2014 at 12:56am.

The monthly cost C, in dollars, for

international calls on a certain cellular phone plan is

modeled by the function where x is the

number of minutes used.

(a) What is the cost if you talk on the phone for x=43

minutes?

(b) Suppose that your monthly bill is $44.10. How many

minutes did you use the phone?

(c) Suppose that you budget yourself $80 per month for the

phone. What is the maximum number of minutes that

you can talk?

- math - incomplete -
**Steve**, Monday, March 10, 2014 at 4:56amno function given.

**Related Questions**

math - You need to choose between two phone plans for local calls. Plan A ...

calculus - a dvision of sellier industries manufacturers the perfect model ...

statistics - In a local cellular phone area, company A accounts for 70% of the ...

algebra - The equation C=mx+b can be used to model the monthly cost, C, of a ...

math - your cellular phone plan costs $11 per month plus $.12 per minute of ...

Math - Global Telephone charges 30 dollars for monthly phone service, plus a ...

Math - the international links long-distance phone company charges no monthly ...

Algebra - the phone company has two plans for cell phones. the first plan calls ...

Mathis - Cindy cellular phone service has a monthly charge of $32.99 but adds a ...

Pre Algebra - A phone company charges $27.95 monthly fee and .12/min. for local ...