Answer:
It would take Petra and Celine about 24 Miles-Per-Hour.
Step-by-step explanation:
It would take Petra and Celine about 24 Miles-Per-Hour.
I know that it will take Petra and Celine about 24 mph to travel 3 mi against the 2-mile-per-hour current of the river because I had used multiplication to find an equivalent answer for the sum of 8mph and 3mi.