Find the Mean (Arithmetic) 5 , 10 , 15 , 20

Math
5 , 10 , 15 , 20
The mean of a set of numbers is the sum divided by the number of terms.
5+10+15+204
Simplify the numerator.
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Add 5 and 10.
15+15+204
Add 15 and 15.
30+204
Add 30 and 20.
504
504
Cancel the common factor of 50 and 4.
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Factor 2 out of 50.
2(25)4
Cancel the common factors.
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Factor 2 out of 4.
2⋅252⋅2
Cancel the common factor.
2⋅252⋅2
Rewrite the expression.
252
252
252
Divide.
12.5
Find the Mean (Arithmetic) 5 , 10 , 15 , 20

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