Mechanical Advantage = Force by Hammer / Force by Nail = 160/40 = 4
Ummm i don't know what the pmf would be but the probability of grabbing a blue sock would be 10 out of 100...
Answer:
The answer is 5
Step-by-step explanation:
I honestly dont know but try mathpapa
First we take the two points (-7,5) and (-5,9).
Compute the slope:

Then the linear relation may be in the following form

Since the point (-7,5) is on the line, then

The relation is then

.
We check that the other point are on the above line:

W
e have then a linear relation.