Ask Me Help Desk

Ask Me Help Desk (https://www.askmehelpdesk.com/forum.php)
-   Math & Sciences (https://www.askmehelpdesk.com/forumdisplay.php?f=402)
-   -   Arithmetic Sequences (https://www.askmehelpdesk.com/showthread.php?t=415153)

  • Nov 11, 2009, 05:17 PM
    HayleyD
    Arithmetic Sequences
    As a first year teacher, my initial wage was $51, 500 and it increased by a fixed amount of $2, 100 each year.

    a) Find the amount of my wage in my 7th year of teaching.

    t7 = $63600

    b) In my 7th year of teaching, what is the percentage increase of my wage?

    Please help me - I have no idea how do to part b).

    Thanks.
  • Nov 12, 2009, 07:59 AM
    Unknown008

    1. Well, even your first answer is incorrect.

    1st year -> $ 51 500
    2nd year -> $ 53 600
    .
    .
    .
    7th year -> $ 64 100

    Another way of looking at it is using the formula [mathT_n = a + (n-1)d[/math]

    Your 7th term, is given by

    2. Your increase is $ 2 100
    Your 6th year wage is $ 62 000.

    Percentage increase = (Increase/Initial) x 100%

  • All times are GMT -7. The time now is 01:57 AM.