Answer:
ma
Step-by-step explanation:
iminlove
I would say B. The mean is a good measure of central tendency.
I hope this helps!
Answer:

Step-by-step explanation:
If you have the same denominator, you can just subtract the numerators normally and carry over the denominator.
4 is the greasy common factor
1/2 because 36 is half of 72. You could also divide the numbers by 12 and you will get 3/6 which is the same as 1/2.