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Mean of prime number between 20al and 30 is a)25. b)20. c)30 d)26

Posted by Vishal Kumar 5 years, 4 months ago

CBSE > Class 09 > Mathematics

2 answers

Roshan Chand 5 years, 4 months ago

Mean is the sum of terms or numbers / no of terms 23 + 29 / 2 = 52 / 2 = 26 So the correct answer is d)26

0Thank You

Roshan Chand 5 years, 4 months ago

Mean is sum of terms or numbers/ no of terms 20 + 30 / 2 = 50 / 2 = 25 So the answer is a)25

1Thank You

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