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 p
ath along the Charles River at a speed of 9 miles per hour, how long will it take her to complete her swim?
1 answer:
Answer:
4 hours
Step-by-step explanation:
3 x 12 = 36
36/9 = 4
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