Answer:
Mechanical advantage = Effort distance/Resistance distance
Effort distance = D - Fulcrum = 0.5 m
Resistance distance = A - Fulcrum = 2.0 m
Then,
Mechanical advantage = 0.5/2 = 0.25
Hockey stick is an example of third class where mechanical advantage is less than one as the speed of the end of point A is critical.
Let the no. Of horses be x
9÷2 = 72÷x
X= 144÷9
No. Of horses = 16
Answer:
C. -8/3
Step-by-step explanation:
3t + 4 = -4
3t = -4 - 4
3t = -8
t = -8/3
I am pretty sure that it would be 20 sq. inches( if not correct, check on the internet and you will probably get the correct answer.)
