Economy, asked by dhuliyasanskriti, 2 months ago

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

Answers

Answered by amitkumar08684
0

Answer:

sddssszd. ghcf. nhc. jb. bjv bjvc jb. mmh. b jb . bb nnbb .m

Answered by Leelagowtham
1

Explanation:

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

=360/8

=45

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