Find the average of the numbers from 21 to 30
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Answered by
1
(21+22+23+24+25+26+27+28+29+30) ÷ 10
= 255 ÷ 10
= 25.5
= 255 ÷ 10
= 25.5
Answered by
0
Aberage = sum of all observations / no of observation
21+22+23+24+25+26+27+28+29+30/10
= 25.5 ans
21+22+23+24+25+26+27+28+29+30/10
= 25.5 ans
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