Yun had 20 paperclips initially, but then lost 12. Marion has 1/4 more than what Yun currently has, plus 7. How many paperclips does Marion have?
Step-by-step reasoning:
9
Yun has 20 - 12 = 8 paperclips.

Marion has 8 / 4 + 7 = 9 paperclips.

.

The final answer: 9