1. Questions

Pre-Calculus/Trigonometry

Help please

Tracy has a cell phone plan that provides 250 free minutes each month for a flat rate of $29. For any minutes over 250, Tracy is charged $0.35 per minute. Which of the following piecewise functions represents charges based on Tracy's cell phone plan?

A. f(x)={29,x less than or equal to 250} {20+.35x,x>250}
B. f(x)={29,x>250} {20+.35x,xless than or equal to 250}
C. f(x)={29,xless than or equal to 250} {.35x,x>250}
D. f(x)={29,xless than or eual to 250} {29+.35(x-250),x>250}

  1. 👍
  2. 👎
  3. 👁
  4. ℹ️
  5. 🚩
Anonymous

  1. Not A. It charges double for minutes over 250

    Not B. flat rate up till x=250

    Not C. Drops the $29 for x>250

    Clearly D. Only charges the .35 for those minutes over 250.

    1. 👍
    2. 👎
    3. ℹ️
    4. 🚩
    Steve

Respond to this Question

First Name

Your Response

Similar Questions

  1. Maths

    A mobile company offers two plans. The plan A costs Rs.300 and offers 1100 free minutes per month with a charge of 15 paise per minute for every additional minute. Plan B costs Rs. 400 and offers 1300 free minutes per month with a

  2. Math

    Which of the following is the best alternative plan to purchasing cell phone insurance? Group of answer choices Buy 2 of the same phone so that you have a backup phone in case the original breaks or needs replacement. Trust that

  3. Algebra

    A phone company offers two monthly charge plans. In Plan A, the customer pays a monthly fee of $13 and then an additional 6 cents per minute of use. In Plan B, there is no monthly fee, but the customer pays 8 cents per minute of

  4. math

    By your cell phone contract, you pay a monthly fee plus some money for each minute you use the phone during the month. In one month, you spent 200 minutes on the phone, and paid $22.45. In another month, you spent 350 minutes on

  1. geometry

    a phone company charges a flat monthly fee of $15 for cell phone services, plus an additional fee for every minute you talk. in a given month, you are charged $36 for the 24 minutes you talked( not including the $15 flat fee.) let

  2. Math

    A cell phone company offers two different plans. Plan A: Monthly fee of $28 30 free minutes $0.45 per additional minute Plan B: Monthly fee of $40 No free mins $0.25 per additional minute Determine the time in the mins that

  3. Math

    This question has two parts. Danielle's phone plan charges her $30 per month for the first 200 minutes and then $0.10 per minute for each subsequent minute. 1. Which of the following functions takes an input of any whole number

  4. math

    A cell phone company charges by the minute (and partial minute) for a phone call. Arionna’s plan includes 300 minutes in the $20 base cost. If she uses more than 300 minutes, there is a $5 overage fee and an additional charge of

  1. math

    Raj is deciding between two cell phone plans, A and B, which are both linear functions. The monthly charge for plan A according to the number of minutes used is shown in the table. Monthly Charge for Plan A Minutes used, x Monthly

  2. math

    One phone plan charges a $20 monthly fee and $0.08 per minute on every phone call made. Another phone plan charges a $12 monthly fee and $0.12 per minute on each call. After how many minutes is the charge the same for both plans?

  3. Algebra Problem Solving

    Denise's cell phone plan is $29.95 per month plus $.10 per minute for each minute over 300 minutes of call time. Denise's cell phone bill is $99.95. For how many minutes was she billed? Answer is 700 but what is the algebraic

  4. Math

    A cell phone plan cost $30 per month for unlimited calling plus $.15 per message. A. Write a linear model that represents the monthly cost of the cell phone plan if the user sends t text messages. B. if you send 200 text messages,

View more similar questions or ask a new question.