A boat heads north at 4 m/s in a river flowing east at 3 m/s. Its resultant speed is:

  1. 1 m/s
  2. 5 m/s
  3. 7 m/s
  4. 3.5 m/s
Answer

B) 5 m/s

4^2 + 3^2 = 5 m/s. SLO P-11-B-01 · Understanding

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