Question
It takes Wendy 9 hours to sew a shirt by herself. If Jen helps her, they will take 5 hours to sew the shirt. How long will Jen take to sew the shirt by herself? Express your answer in mixed number.
3 m

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It takes Wendy 9 hours to sew a shirt by herself. If Jen helps her, they will take 5 hours to sew the shirt. How long will Jen take to sew the shirt by herself? Express your answer in mixed number.