The product of two numbers is 120 and the sum of their squares is 289. Find the sum?
Choose the correct choice from the following answers
A) 23	B) 20	C) 15	D) 26	E) 28

Rationale: "nos a and b ab = 120 and a 2 + b 2 = 289 ( a + b ) 2 = 529 a + b = root ( 529 ) = 23 answer a"
Answer: A