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if the mean of first n natural number is 20 then find the value of n​

By Ariana

if the mean of first n natural number is 20 then find the value of n​

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Ariana

Q5.
Students of class IX of a school went for an educational excursion .394 students and 16
teachers were taken in 54-

Are you waiting for the train?convert into affirmative and negative sentence​

1 thought on “if the mean of first n natural number is 20 then find the value of n​”

  1. Answer:

    The value of n is 39. Step-by-step explanation: It is given that the mean of the first n natural number is 20.

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