55% if the percent is out of 100%. in which most weather statisics are out of 100. in which you take 100-45= giving you 55%
Answer:
2x^2+13x+20 is the simplified answer
500 (non smokers)÷ 25(random students out of the group)= 20 inches.
20 inches ÷ 74 inches= 3.70
7.8 should be it, i am so sorry if its wrong hope it helps if its correct!