Multiple Choice Questions

The average of first 80 natural numbers is ........

Quantitative Aptitude Average

The average of first 80 natural numbers is ?

40.5

142

1st 80 natural numbers are:-

1,2,3,4,5,6,7....................80

The average of an A.P Series is given by (1st term + Last term)/2

(1 + 80)/2 = 40.5

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