Ege
27. when going downhill on your bike, use a high gear.
false
or
true

False

Explanation:

when going down hill you want to use a low gear so it will hold you back and you don't have to ride your breaks.  If you go down in high gear your bike will speed up and you can lose control and wreck.  

its b i just took the test and i hit a it was wrong

when in a crucial situation, after calling 911, the correct posture for delivering effective compression is the proper hand placement.

first, place two fingers at the sternum, then put the heel of your other hand next to the fingers and place hand on top of the other. lock your elbows by using your body’s weight and compress the victim’s chest with a depth of 2 inches.

moreover, do 15 compression and 2 breaths, this process must be done four times until there is a pulse or a arrive.