







What are the speeds of the boats? 
20101021 

Adori pose la question : Two boats leave the port of San Francisco traveling in opposite directions at the same time. One boat travels 8 knots per hour faster than
the other. After one day's travel they are 1920 nautical miles apart. What are the speeds of the boats? Penny Nom lui répond. 





What is the average speed? 
20100921 

Cindy pose la question : A boat travels downstream m nautical miles at d knots. It travels upstream m nautical miles at u knots. What is the average speed for the entire trip? Penny Nom lui répond. 





What is the bearing from the port to the ship? 
20070718 

fhay pose la question : A ship leaves a port and sails for 4 hours on a course of 78 degrees at 18 knots. Then the ship changes its course to 168 degrees and sails for 6 hours at 16 knots. After 10 hours(a) what is the distance of the ship from a port and (b) what is the bearing from the port to the ship? Harley Weston lui répond. 

