Conversion factor is the term that is to be multiplied to a variable when converting between units. The conversion factor is: 
Given that:

From standard unit of conversion:

So, we have:


Cross multiply

Divide both sides by 1kg

Rewrite as:

Hence, the conversion factor is: 
Read more about conversion factors at:
brainly.com/question/6988886
Answer:
(c)hope
Step-by-step explanation:
2x + 44 = 72
14
hence
2x = 2*14
28
Answer:
<em>Which is the best estimate of StartRoot 47 EndRoot to the nearest tenth? 6.8.</em>
Start at (0,0) go to the right 5 spaces then go up 4 spaces. put a point where you end up
Unsure of what you mean by "reference number."
I do recognize that 11pi/9 is in quadrant III. I suspect that the so-called "reference number" is the acute angle between the end ray of 11pi/9 and pi, or, in more easily comparable numbers, between 9pi/9 and 11pi/9.
That difference is 2pi/9.