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प्रश्न
Find the mean of the first six natural numbers.
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उत्तर
The first six natural numbers are 1, 2, 3, 4, 5, 6.
The mean of the first six natural numbers
= `( 1 + 2 + 3 + 4 + 5 + 6 ) / ( 6 ) `
= `( 21 ) / ( 6 ) `
= 3.5
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