You have to convert the percent into a decimal before you convert it into a fraction then you simplify the fraction.
Hope this helps! :)
I believe it is proposition
We know that distance = rate(time). We need to solve for time here.

The car took 2 hours to travel 90 miles at a speed of 45 mi/hr
Answer:
Two angles are said to be supplementary if they add up to 180 degrees. So the supplement of an angle is obtained by subtracting it from 180. i.e., if x is an angle, its supplement is 180−x