SOLUTION: Christine can do the job in 4 days. When Christine and Jayson work together, it would take them 2 1/3 days. Find the number of days if Christine will work alone.

Algebra ->  Rate-of-work-word-problems -> SOLUTION: Christine can do the job in 4 days. When Christine and Jayson work together, it would take them 2 1/3 days. Find the number of days if Christine will work alone.       Log On


   

Question 1169137: Christine can do the job in 4 days. When Christine and Jayson work together, it would
take them 2 1/3 days. Find the number of days if Christine will work alone.
Found 2 solutions by josgarithmetic, MathTherapy:
Answer by josgarithmetic(39630) About Me  (Show Source):
You can put this solution on YOUR website!
1%2F4%2B1%2Fj=1%2F%282%261%2F3%29, but the question should ask how many hours Jayson would need if working alone.

1%2F4%2B1%2Fj=3%2F7
28j%281%2F4%2B1%2Fj%29=%283%2F7%2928j
7j%2B28=12j
5j=28
highlight%28j=5%263%2F5%29

Answer by MathTherapy(10556) About Me  (Show Source):
You can put this solution on YOUR website!

Christine can do the job in 4 days. When Christine and Jayson work together, it would
take them 2 1/3 days. Find the number of days if Christine will work alone.
FYI: 5%263%2F8 is WRONG, and so: cross%28highlight%28j=5%263%2F8%29%29