Sum of two numbers is 25 and their difference is 13. Find their product.	Pick one
A) 104
B) 108
C) 114
D) 124
E) 142
Explanation:   Friends, this sort of question is quite important in competitive exams, whenever any question come which have relation between sum, product and difference, this formula do the magic:   =&gt;(x+y)2=(x−y)2+4xy   &lt;=&gt;(25)2=(13)2+4xy   &lt;=&gt;4xy=(25)2−(13)2   &lt;=&gt;xy=456/4= 
<gadget id="calculator">456/4</gadget>
<output>114</output>
114   Option 114
<result>C</result>
Sum of two numbers is 25 and their difference is 13. Find their product.