The sum of $$2$$ positive whole numbers is $$3$$ times their difference. When the larger is divided by the smaller, the quotient is． 
Overseas Competition->Knowledge Point->Word Problem Modules->Questions Involving Sum, Difference and Multiples->Problems of Difference and Multiple
The sum must be a multiple of $$3$$. There are many examples, e.g., $$2\And 1$$, $$4\And 2$$, $$10\And 5$$, etc. The quotient is always $$2$$. 