I turned it in and it says we got one wrong(out of those blanks). I've checked over it several times but I can't figure out which one. Could you guys help me figure out which one and what is the answer?

Answer:
Try as percentages so
7) 37.5%
8) 50%
9) 12.5%
10) 62.5%
11) 87.5%
12) 50%
13) 62.5%
14) 37.5%
15) 100%
Step-by-step explanation: