The product of two positive integers is 323 and their difference is 2. What is the smaller number?  Choose the correct choice from the following options
A) 17 B) 18 C) 16 D) 19 E) 14

Rationale: let ' s use trial and error to find the two numbers . 20 * 18 = 360 ( too high ) 19 * 17 = 323 the answer is a .
Answer: A