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Question: What is the arithmetic mean of 46 and 53 ?


A ) 50.5
B ) - 47.5
C ) 49.5
D ) 52.5

Steps to derive

1 (a+b)2
 [The arithmetic mean of two numbers a and b.]

2 (46+53)2
 [Substitute the values.]

3 992 = 49.5

4 So, the arithmetic mean is 49.5.



Hence the right answer is Option C

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