Question

2. Calculate the mean of the first ten whole numbers​

Answer 1

Answer:

5.5

Step-by-step explanation:

mean ka direct formula =( n+1)/2

(10+1)/2=5.5

second way

sum = n + (n+1)/2

sum= 10×11/2=55

mean = sum/number

mean=55/10=5.5

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