Economy, asked by dhuliyasanskriti, 8 hours ago

following is the marks of 8 students. find out arithmetic mean by shortcut method 30,45,60,40,15,65,85,20

Answers

Answered by Leelagowtham

0

Explanation:

(30+45+60+40+15+65+85+20)/8

=360/8

=45

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