Question

The average of 5 number is 45.If each number is multiplied by 10 then what is the new average?

Answer 1

100 of if multiply by 10

Answer 2

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Average of five numbers =45
Sum of 5 numbers =45×5
=225

If each number has to be multiplied by 10

New, sum of 5 numbers is
=10×225
=2250

New average
$= \frac{2250}{5} \\ = 450$


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