Find the odd man out. 1,4,9,16,20  Options:  A) 8  B) 10  C) 25  D) 6  E) 14
Explanation :   1^2=1   2^2=4   3^2=9   4^2=16   5^2=25   Hence, it is clear that 25 should have come instead of 20   Answer : Option 25
<result>C</result>
Find the odd man out. 1,4,9,16,20