1.

The mean office set of the number is x if each number is multiplied by k then mean of new set is​

Answer»

Answer: 51

Explanation:Let there be N number of VALUES.

The total of the n values is 10n.

Next each of the n values is multiplied by 5 and 1 ADDED to each of them.

So the total will increase from 10n to (10*5+1)n*10 or 51n*10 and the new mean will be 51*10n/10n = 51



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