math

speakeasy company offers customers a choice between 3 schemes:1st,a monthly charge of $15 + 5cents/ min.2nd,a monthly charge of $5 for the line rental +20 cents/min,3rd a(pay as you go) charge of 35cents/min with no monthly line rental charge. a)investigate the 3 schemes to find out which is the best one to choose. another company have simliar schemes,they charge a fixed monthly fee,plus a cost per minute for each call made.b) investigate the effect of using different schemes of this type of various amounts of minutes spent using the mobile phone per month

  1. 👍 0
  2. 👎 0
  3. 👁 101
asked by rima

Respond to this Question

First Name

Your Response

Similar Questions

  1. physics

    Calculate the magnitude and direction of the Coulomb force on each of the three charges connected in series: 1st - 6 micro Coulombs (positive charge) 2nd - 1.5 micro Coulombs (positive charge) 3dr - 2 micro Coulombs (negative

    asked by andrew on May 16, 2012
  2. physics

    Calculate the magnitude and direction of the Coulomb force on each of the three charges connected in series: 1st - 6 micro Coulombs (positive charge) 2nd - 1.5 micro Coulombs (positive charge) 3dr - 2 micro Coulombs (negative

    asked by andrew on May 21, 2012
  3. pre cal

    Electricity Rates in Florida. Florida Power & Light Company supplies electricity to residential customers for a monthly customer charge of $5.69 plus 8.48 cents per kilowatt-hour for up to 1000 kilowatt-hours. (a) Write a linear

    asked by kisha on January 15, 2014
  4. Math

    A utility company has the following rate schedule for natural gas usage in a city's district: Monthly service charge of $8.80; Per therm service charge: 1st 25 therms: $0.6686/therm; Over 25 therms: $0.85870 (a) What is the charge

    asked by Anonymous on October 30, 2015
  5. Math

    A utility company has the following rate schedule for natural gas usage in a city's district: Monthly service charge of $8.80; Per therm service charge: 1st 25 therms: $0.6686/therm; Over 25 therms: $0.85870 (a) What is the charge

    asked by Anonymous on April 10, 2016
  6. Math

    A utility company has the following rate schedule for natural gas usage in a city's district: Monthly service charge of $8.80; Per therm service charge: 1st 25 therms: $0.6686/therm; Over 25 therms: $0.85870 (a) What is the charge

    asked by Anonymous on April 10, 2016
  7. pre calculus

    1.)A utility company has the following rate schedule for natural gas usage in a city’s business district: Monthly service charge: $8.80 Per therm service charge 1st 25 therms : $0.6686/therm Over 25 therms: $0.85870/therm (a)

    asked by alexis on April 2, 2013
  8. Math- Precalculus

    A utility company has the following rate schedule for natural gas usage in a city’s business district: Monthly service charge $8.80 Per therm service charge: 1st 25 therms : $0.6686/therm Over 25 therms: $0.85870/therm (a) What

    asked by Gina on February 26, 2015
  9. Math

    A utility company has the following rate schedule for natural gas usage in a city's business district: Monthly service charge $8.80 per therm service charge: 1st 25 therms: $0.6686/therm over 25 therms: $0.85870/therm (a) what is

    asked by Jessica on October 30, 2015
  10. Math

    Help Please. A wireless phone company offers two plans. In one plan, there is a monthly fee of $40 and a charge of $0.25 per minute. In the other plan, there is monthly fee of $25 and a charge of $0.40 per minute. For what number

    asked by Fred on April 26, 2016

More Similar Questions