Answer:
$68.54
Step-by-step explanation:
2 meters are 200 centimeters
you will need to know how many friends she has...
but, supposing she has 4 friends, each friend would get 50 centimeters...
i'm not really sure how to write that in a mixed number, but I hope this helps!!
Answer:

Step-by-step explanation:
The work done is the product of the magnitude of the force applied to the object by the magnitude of the displacement of the object by the cosine of the angle between the force and direction of the displacement. This is:

In this case

|F|=180 pound force
The magnitude of vector AB is:

Finally the work is:


4 people would be in each row of there were 7 rows
Yes. 6/4 is equivalent to 1 1/2 so 3 > 6/4