math

You finally get an allowance . You put $2 away in January, 4$ away in February, $8 away in March, $16 away in April and followed this saving pattern through to December. How much money do you have in 12 months? Please explain

  1. 👍 0
  2. 👎 0
  3. 👁 159
asked by kareema
  1. Google "geometric series" or "sum of geometric series"
    here r = 2
    and your first value a = 2
    and you do it 12 times

    1. 👍 0
    2. 👎 0
    posted by Damon
  2. For example
    http://www.purplemath.com/modules/series5.htm

    1. 👍 0
    2. 👎 0
    posted by Damon
  3. 360

    1. 👍 0
    2. 👎 0
    posted by Jenni

Respond to this Question

First Name

Your Response

Similar Questions

  1. math

    You finally get an allowance . You put $2 away in January, 4$ away in February, $8 away in March, $16 away in April and followed this saving pattern through to December. How much money do you have in 12 months? Please explain

    asked by kareema on January 3, 2014
  2. .......

    you finally get an allowance you put 2$ away in january....4 in feb...8 in march..16 in april and followed this savings pattern through december. How much money do u have in 12 months?

    asked by tabia on August 20, 2008
  3. MS 1

    you finally have your holiday shopping money! you put $2 away in January, $4 away in February, $8 away in March, $16 away in April and followed this savings pattern through to Decemberf, How much money do you have to shop with?

    asked by Malia on December 20, 2017
  4. accounting

    Your company manufactures specialty items. In order to reduce any loss from a customer canceling an order after production has been started, your company requests a 50% deposit before it will start the manufacturing process. On

    asked by Deb on November 10, 2011
  5. Algebra

    Lines can be used to approximate a wide variety of functions; often a function can be described using many lines. If a stock price goes from $10 to $12 from January 1st to January 31, and from $12 to $9 from February 1st to

    asked by melissa on November 19, 2016
  6. algebra/pre-calc - please help

    Lines can be used to approximate a wide variety of functions; often a function can be described using many lines. If a stock price goes from $10 to $12 from January 1st to January 31, and from $12 to $9 from February 1st to

    asked by melissa on November 19, 2016
  7. math

    A young man spent 1/4 of his allowance on a movie. He spent 11/18 of the remainder on after-school snacks. Then from the money remaining, he spent $3.00 on a magazine, which left him 1/24 of his original allowance to put into

    asked by David on October 7, 2009
  8. math

    A young man spent 1/4 of his allowance on a movie. He spent 11/18 of the remainder on after-school snacks. Then from the money remaining, he spent $3.00 on a magazine, which left him 1/24 of his original allowance to put into

    asked by Bob on October 9, 2009
  9. Math

    A restaurant manager lost $415 in business during the month of January. Business picked up in February, and he ended the month with a profit of $1580. What was the managers profit after January and February?

    asked by Kassy on August 20, 2014
  10. math

    Wilson buys pizza every month to serve to his employees at their meeting. In February, he bought three more than twice the number of pizzas he bought in January. If Wilson bought 15 pizzas in February, how many did he buy in

    asked by Kat on March 10, 2014

More Similar Questions