Answer:
130.18
Step-by-step explanation:
20% of 60 is 12
60/300 = 20%
The friend is incorrect because that is 20% of 300 not 60
Answer: m= 3/2
Step-by-step explanation:
Because....
if you use the slope formula y2-y1/y2-y1 .
It's going to be....

Therefor, the answer is m = 
* Hopefully this helps:) Mark me the brainliest:)!!!
Answer:
Mean absolute deviation is the average of the absolute deviations from the mean. It is a measure of variability, which gives us an idea about the spread of data points from mean. Therefore, the small MAD means the data points are less deviated from mean. And the large MAD means the data points are more deviated from mean.
Hence, smaller the MAD lesser the variation in data.