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

Click button first when a symbol is required. X

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