Economy, asked by dhuliyasanskriti, 5 hours ago

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

Answers

Answered by Leelagowtham

2

Explanation:

30+45+60+45+15+65+85+20/8

=365/8

=45.62

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