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Find the mean of the 32 numbers, such that if the mean of 10 of them is 15 and the mean of 20 of them is 11. The last two numbers are 10.

User Punith Raj
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1 Answer

5 votes

Answer:

last two numbers are 10,so their mean is 10

adding all means give us the mean of total data

Explanation:

Find the mean of the 32 numbers, such that if the mean of 10 of them is 15 and the-example-1
User Andreas Jansson
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