algebra 2

Miguel wants to buy a new stereo that costs $320. He has $40 in March, $80 in April, and $120 in May. If this pattern continues, in what month will he be able to buy the stereo?

  1. 👍 0
  2. 👎 0
  3. 👁 139
  1. Starting from February, after m months, he has 40m dollars. So, when does

    40m = 320?
    m=8
    So, what's 8 months after February?

    1. 👍 0
    2. 👎 0
    posted by Steve

Respond to this Question

First Name

Your Response

Similar Questions

  1. math

    Zaineb is deciding whether to buy a stereo at $695 plus GST and PST now, or to invest the money to buy the stereo in a year. Her account pays 7.35% per annum, compounded monthly. If she can buy the stereo at the same price next

    asked by jessica on January 13, 2013
  2. physics

    Miguel, the 72.0 kg bullfighter, runs toward an angry bull at a speed of 4.00 m/s. The 550 kg bull charges toward Miguel at 12.0 m/s amd Miguel must jump on the bull's back at the last minute to avoid being run over. What is the

    asked by brent on October 31, 2010
  3. Math- Best Buy

    In comparing prices of canned peaches, Darren finds that a 10-oz can costs 98 cents, a 16-oz can costs $1.49, and a 24-oz can costs $2.35. Which is the best buy? My Guess: 10-oz*2.4=24-oz 2.4*$.98=$2.35 16-oz*1.5=24-oz

    asked by Frank on July 2, 2007
  4. math

    March 1- $550 rent (check) March 2- $286 tuition (check) March 3- $200 paycheck March 4- 275 bookstore check March 5- $60 withdrawn from ATM March 6- $40 food (debit) March 7- $45 date desert March 8- N/A March 9- $40 gas March 10

    asked by Joel on April 19, 2018
  5. Math

    In three more years, Miguel's grandfather will be six times as old as Miguel was. Last year, when Miguel's present age is added to his grandfather's present age the total is 68. How old is Miguel and his grandfather now? Miguel =

    asked by Anonymous on March 18, 2016
  1. business math

    Stereo Inc. sells a stereo system for $300 down and monthly payments of $80 for the next 3 years. If the interest rate is 3.25 % per month, what is the cost of the stereo?

    asked by jack on February 9, 2011
  2. Math

    For his long distance phone service, Miguel pays a $2 monthly fee plus 12 cents per minute. Last month, Miguel's long distance bill was $24.92 . For how many minutes was Miguel billed?

    asked by Karl2472 on August 12, 2009
  3. physic

    Two bicyclists in a sprint race begin from rest and accelerate away from the origin of an xy coordinate system. Miguel's acceleration is given by (−0.800i + 1.20j) m/s2, and Lance's acceleration is given by (1.40i + 0.400j)

    asked by joy on January 31, 2018
  4. business math

    Stereo Inc. sells a stereo system for $500 down and monthly payments of $60 for the next 4 years. If the interest rate is 1.75% per month, find: a) The cost of the stereo. b) The total amount of interest paid.

    asked by Alex on March 18, 2015
  5. Compound interest

    Stereo Inc. sells a stereo system for $200 down and monthly payments of $70 for the next 3 years. If the interest rate is 5.25% per year, find: a) The cost of the stereo. Answer = $ b) The total amount of interest paid

    asked by matt on November 10, 2015

More Similar Questions