does anyone get the trick to #9: "Mike has $20 more than Todd. How much does each have given that combined they have $21 between them. You can't use fractions i

does anyone get the trick to #9: "Mike has $20 more than Todd. How much does each have given that combined they have $21 between them. You can't use fractions in the answer. " i assume that the answer is not that you give the solution in cents (so no fractions) or something like that...