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Question 1

56% answer correctly

You should be in the proper gear before starting down a hill because:

	To keep your speed under control
	The use of brakes is only a supplement to the braking effect of the engine
	To keep the brakes cool
	It`s difficult to change gears while going downhill

Question 2

72% answer correctly

Spring brakes and air brakes should __________ be used together.

Question 3

50% answer correctly

A safety valve is installed:

	On every air tank connected to the air compressor
	On the air compressor
	On the last air tank connected to the air compressor
	On the first air tank connected to the air compressor