Question

8. Arithmetic mean of these items :-
5,7,9,15 , 20 is
a. 10
b. 10.2
c. 11.2
d. 12​

Answer 1

Answer:

c

Explanation:

(5+7+9+15+20)/5

56/5

11.2

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Answer 2

Answer:

the answer is c. 11.2

Explanation:

mean=sum of number/Quantity of number

mean =5+7+9+15+20

=56/5

=11.2

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