C obtuse scalene
Source:
http://www.1728.org/triang.htm
Answer: The journey took 4 hours and 15 minutes.
1 / 10 is the easiest answer. Remember ratios are just percentages. It could also be 2/20, 3/30, as long as it is 10%.
Answer: -100r-1425 (this is if you are trying to simplify it)