Answer:
A
Step-by-step explanation:
The reason it has to be A is because you don't have to even thing about the standard deviation right here because the only answer that has a mean of 131 is answer A.
Hope it helps have a great afternoon:)
81.37
100 - 18.63 = 81.37
it would be a 6 percent mark up :)
true they are similar
0.25
3/12 = 1/4
1÷4= 0.25
