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You are traveling upstream on a river at dusk. You see a buoy with the number 4 and a flashing red light. What should you do?
keep the buoy on the starboard side
Since this is a Green Lighted Buoy sighted while approaching a harbour,this is a Lateral port hand side mark, IALA region B. To keep this buoy on your port side while travelling upstream.
You are boating near shore at twilight. You see a square-shaped daymark. You cannot make out the marker's color. What color is it?
When going upstream, a buoy with a number 5 and flashing green light indicates the presence of a dam ahead. The dam may be used to generate hydroelectric power or to provide water for irrigation, and can pose a danger to boats and other vessels.
You are boating near shore at twilight. You see a square-shaped daymark. You cannot make out the marker's color. What color is it?
One prolonged blast every two minutes
lp
You are boating near shore at twilight. You see a square-shaped daymark. You cannot make out the marker's color. What color is it?
Have the bout on your right
no
A flashing transmission warning light can indicate a number of transmission problems. The most common problem is low transmission fluid.