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The mean of the 8 smallest numbers from ...

The mean of the 8 smallest numbers from a group is 17, while the mean of all the numbers of the group taken together is 20. If the mean of the numbers leaving the smallest eight out is 22. how many numbers were present in the group in all?

A

22

B

20

C

18

D

19

Text Solution

Verified by Experts

The correct Answer is:
B
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