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Ganesh Lokhande

· started a discussion

· 1 Months ago

wrong answer (Question: 113835.0 )

answer should be option 'B'
2(1+2+3.....+n)=2n(n+1)/2
mean= 2n(n+1)/2*2= 1/2 n(n+1)

Question:

The mean of n values 2, 4, 6, 8, ....2n is:

Options:
A) 2n(n + 1)
B) \(\cfrac{1}{2}n(n + 1)\)
C) n
D) (n + 1) 
Solution:
Ans: (d)

Knowledge Expert

· commented

· 1 Months ago

Dear student
Given answer is correct,
please solve it again.

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