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प्रश्न
Find the mean of the first six natural numbers.
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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