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Please help For each of the following problems, answer the 3 questions (show all
a) What angle upstream must the boat be directed?
b) With what speed will the boat cross the river?
c) How long will it take the boat to reach the opposite shore?
1. The boat can travel 3.5 m/s and the river has a flow of 1.9 m/s. The river is 150m wide.
2. The boat can travel 5 m/s and the river has a flow of 3 m/s. The river is 75m wide.
3. The boat can travel 4.2 m/s and the river has a flow of 1 m/s. The river is 125m wide.
4. The boat can travel 8 m/s and the river has a flow of 5.6 m/s. The river is 110m wide.
Sagot :
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