Question

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?

Answer 1

24 hours of the new one of

Answer 2

Answer:

the answer is actually 4 hrs.

Step-by-step explanation:

so we know that Joe took 3 hrs swimming at 12 mph

3*12=36

36/9=4

so it took Jennifer  4 hrs. to swim the 36 miles.