If X and Y are digits and 3XY is a 3-digit number that is divisible by 20, which of the following is a possible product of X and Y? Choose the correct answer
A) 45 B) 40 C) 35 D) 23 E) 47
Key to this question is to remember the fact that a number divisible by 20 must X is a even, Y is a zero.   Only one answer choice meets the requirement.   Ans 40.
<result>B</result>
If X and Y are digits and 3XY is a 3-digit number that is divisible by 20, which of the following is a possible product of X and Y?