Math, asked by shubhammohod6496, 1 year ago

Find the average of first 50 multiples of 7

Answers

Answered by Saatwiik

1

this is a AP with a=7, d=7, n=50

Sum= 50/2 (2*7 + 49*7 )

=25(14+343)

= 25* 357

= 8925

average= sum/ no. of multiples

= 8925/50

=178.5

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