Question
It takes Mary 8 hours to sew a vest by herself. If Anna helps her, they will take 3 hours to sew the vest. How long will Anna 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 Mary 8 hours to sew a vest by herself. If Anna helps her, they will take 3 hours to sew the vest. How long will Anna take to sew the vest by herself? Express your answer in mixed number.