Yes, people need to put the answers. Otherwise, it is just pointless to even ask your question.
There are 3000 meters in 3 kilometer. meaning that 1 kilometer is equal to 1000 meters
The shorter one is 13 and the other one is 52.
You didn't post a file so I can't help you. Perhaps put a picture?
25+0.11n>12+0.36n
13>0.25n
n<52
Option b will cheaper then quantity of miles less than 52 miles.
