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11 votes
11 votes
How many hours would it take fran to swim 0.8 miles upstream

How many hours would it take fran to swim 0.8 miles upstream-example-1
User Seref Bulbul
by
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1 Answer

13 votes
13 votes

Fran's upstream speed (against the current):

2.7 km/hr - 0.8 km/hr = 1.9 km/hr

Now we can answer each question by manipulating the distance formula to come up with our expression for calculating time:

rate x time = distance

time = distance / rate

Fran's upstream time = 9 / 1.9 = 4.7 hrs

User HVostt
by
3.1k points