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Find x when mean is 31:4 …

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Find x when mean is 31:4 Class:0-10 10-20 20-30 30-40 40-50 50-60 Frequency :5 x 10 12 7 8

Posted by Labib Ansari 6 years, 11 months ago

CBSE > Class 10 > Mathematics

1 answers

Honey ??? 6 years, 11 months ago

If mean is 31.4 then x =8

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CBSE > Class 10 > Mathematics