What is the mean of the following set of numbers?
2 answers:
The mean is the same as the average!
To find mean ...
- add up <u>all </u>the numbers
121+
347+
45+
21+
300+
614+
312+
333+
421
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2,514
- Then we divide by <u>how many numbers there are total </u>
Final answer is D. (279.3)
Answer:
C. 279.3
Step-by-step explanation:
To find the mean of a set of numbers you have to add all of them together and divide them by how manys numbers there are
If we add all the numbers together it equals 2514
There are 9 numbers here
2514/9=279,333333
Therefore, the answer is C
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14 
°
The answer to this problem “12 = 15(z-1/5) is : Z = 1
Answer:
b x h / 2
Step-by-step explanation:
CosA=(21^2+23^2-25^2)/2*21*23
cosA=345/966
A=cos^-1(345/966)
A=69.08
31.75 as an improper fraction is 127/4. The mixed number fraction is 31 3/4.
