Billy and his three friends decided to divide 750 sports cards among themselves. Billy took 200 cards, Leroy took 20% of the cards, Jimmy took 3/10 of the cards, and Rodger took the cards that were leftover. 200
175
225
150

The first one, i believe, would be correct. all the others have one thing in common, and that's that they have repeating numbers. in the second one, x and y have repeating 6's and 3's, and in the third, x and y have repeating 6's as well. in the last one, there are repeating 3's. the first one has no repeating numbers.

50.2450.24 in squared