Answer:
2
Step-by-step explanation:
The best mechanical advantage you can get is obtained by pushing the door at its edge. If the door's center of mass is halfway from the hinge to the edge, then the advantage you get (in terms of force reduction) is ...
1/(1/2) = 2
7 & 8/10 or 78/10 ( which is the same thing)
Answer:
the answer is 0.012, terminating
Step-by-step explanation:
move the decimal place three places to the left
since it is not repeating it is terminating
Step-by-step explanation:
B/-7 = 4
Cross multiple
-7×4 = B
-28 = B
