Question
It takes Jean 7 hours to sew a skirt by herself. If Lynn helps her, they will take 2 hours to sew the skirt. How long will Lynn take to sew the skirt by herself? Express your answer in mixed number.
3 m

Click button first when a symbol is required. X

It takes Jean 7 hours to sew a skirt by herself. If Lynn helps her, they will take 2 hours to sew the skirt. How long will Lynn take to sew the skirt by herself? Express your answer in mixed number.