The product of two numbers is 120. The sum of their squares is 289. The sum of the two numbers is :  Answers:
A) 20	B) 23	C) 169	D) 172	E) 198
Explanation:   Let the number be x and y . We know that,   (x+y)2=(x2+y2)+2xy=289+2×120   =289+240= 
<gadget id="calculator">289+240</gadget>
<output>529</output>
529⇒x+y=√529=23   Correct Option: 23
<result>B</result>
The product of two numbers is 120. The sum of their squares is 289. The sum of the two numbers is :