SOLUTION: Kate and Sigrid can plant a garden in 12 hours. Working alone, Sigrid could do the job 10 hours faster than Kate. How long would each woman need to do the job by herself?

Question 818672: Kate and Sigrid can plant a garden in 12 hours. Working alone, Sigrid could do the job 10 hours faster than Kate. How long would each woman need to do the job by herself?
Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
k + s = 12 (hours / job)
s = k - 10
---
k + s = 12
k + k - 10 = 12
2k = 22
---
k = 11 hours
s = 1 hour
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