SOLUTION: Onyango and kamau were employed on the same day and their salaries were as follows. Onyango:sh.11,000 per month and an increment of sh.300 at the end of every year. Kamau: sh 10,00

Algebra ->  Finance -> SOLUTION: Onyango and kamau were employed on the same day and their salaries were as follows. Onyango:sh.11,000 per month and an increment of sh.300 at the end of every year. Kamau: sh 10,00      Log On


   

Question 1106451: Onyango and kamau were employed on the same day and their salaries were as follows. Onyango:sh.11,000 per month and an increment of sh.300 at the end of every year. Kamau: sh 10,000 per month and an increment of sh 500 at the end of every year. After how many years will they earn equal salaries ?
Found 2 solutions by Boreal, ikleyn:
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
O is making 1000 per month more
At the end of each year, that difference lessens by 200 (500-300)
after 6 years, the salaries will be equal. It's 6 because there is no change the first year.
O. will make 11000+1500 (300*5 years)=12500 per month
K. will make 10000+2500 (500*5 years)=12500 per month

Answer by ikleyn(52781) About Me  (Show Source):
You can put this solution on YOUR website!
.

        Oniango     Kamau     
Year    monthly     monthly    The difference
        salary      salary

  1     11000       10000      1000
  2     11300       10500       800
  3     11600       11000       600
  4     11900       11500       400
  5     12200       12000       200
  6     12500       12500         0
  7     12800       13000      -200


Answer.  After 5 (five, FIVE) years/during the 6-th year  they will earn equal salaries.