Question

The mean of first 100 natural numbers is ______.

Answer 1

Step-by-step explanation:

n(n+1)/2

100(101)/2

50x101

solve this u get urs answer perfectly

Answer 2

Answer:

Here, a=1, a2=2, a3=3,..........,l=100.

S=n/2[a+l]

S=100/2[1+100]

S=50[101]

S=5050

Also no. of terms=100

So, mean=sum of terms/no. of terms

=5050/100

=50.5

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