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Ganji manohar

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· 1 Months ago

average of all even numbers b/w 19 and 51 not the average of first and last even numbers in 19 and 51.

Question:
The average of all even numbers between 19 and 51 is – 
Options:
A) 31
B) 33
C) 35
D) 37
Solution:
Ans: (c) 

ATQ, 

First even number = 20

last even number = 50

So, average = \(\cfrac{20 + 50}{2}\) = 35

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