Hint: Draw an xy-plane and think of points in the form (x y).
Hello there,
The time it takes an excursion boat to travel 36 miles downstream is the same as the time it takes the boat to travel 12 miles upstream. If the stream is 4 miles per hour, which of the following is the speed of the boat in still water.
Answer: 8 m/h
Answer:
the answer is 28
Step-by-step explanation:
2×4+4+5
8+20
28