Math, asked by jessyanto1960, 9 months ago

5. If the arithmetic mean of n, numbers of a series is x
and the sum of the (n-1) numbers is k, then the nth
number is -
(A) nuk
(B) nx +k
(C) nx-k
(D) n-k​

Answers

Answered by namankothari01
1

Answer:

nx-k

Step-by-step explanation:

Sum = Mean*Average

Therefore Sum of series = n*x

Sum of n-1 number is k

Therefore nth number = Sum of series-Sum of n-1 numbers=nx-k

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