The average of a set of numbers reduces from 14 to 11 when the number 35 is removed.
How many numbers were in the original set?
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Solution: Given: Average of a set of number is 14 it reduced to 11 when the number 35 is removed from a set. Consider, Total numbers in a data set is n Sum is S,So,Average is equals to S/n 14=S/n S=14 n-->Eqn 1 New Average is 11 When the number 35 is removed from set.
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