SOLUTION: the average age of Jackie and Kim is 9 years and 4moths. If Jackie is 8 years 2 months now, what will be the age of Kim in2 years' time?

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Question 1086534: the average age of Jackie and Kim is 9 years and 4moths. If Jackie is 8 years 2 months now, what will be the age of Kim in2 years' time?
Answer by josgarithmetic(39620) About Me  (Show Source):
You can put this solution on YOUR website!
system%28%28j%2Bk%29%2F2=9%264%2F12%2Cj=8%262%2F12%29
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%288%262%2F12%2Bk%29%2F2=9%264%2F12
k%2B8%261%2F6=2%2A%289%262%2F6%29
k=18%264%2F6-8%261%2F6
k=10%261%2F2

In two more years, Kim will be 12 years 6 months of age.