Find the average of first 50 natural numbers.
Options:  A) A)25.5  B) B)20.5  C) C)24.5  D) D)19.9  E) E)25
Sum of first n natural numbers = n(n+1)/2   sum of first 50 natural numbers = 50*51/2= 
<gadget id="calculator">50*51/2</gadget>
<output>1_275</output>
1275   average= 1275/50= 
<gadget id="calculator">1275/50</gadget>
<output>51/2 = around 25.5</output>
25.5   25.5nswer is 25.5
<result>A</result>
Find the average of first 50 natural numbers.