It took Joe 3 hours swimming at a speed of 12 miles per hour to swim along the Charles River. If Jennifer is swimming the same path along the Charles River at a speed of 9 miles per hour, how long will it take her to complete her swim?

Respuesta :

Answer:

4 hours

Step-by-step explanation:

3 x 12 = 36

36/9 = 4

Answer:

4 hours

Step-by-step explanation:

3 x 12 = 36

36/9 = 4