The time spent (in days) waiting for a kidney transplant for people ages 35-49 can be approximated by the normal distribution, as shown in the figure to the right.

(a) What waiting time represents the 80th percentile?

(b) What waiting time represents the first quartile?

41/17 as a decimal rounded to the nearest hundredth

It took alice 5 5/6 hours to drive to her grandparents' house for . on the way home, she ran into traffic and it took her 7 3/8 hours. how much longer did the return trip take? write your answer as a proper fraction or mixed number in simplest form. the trip home took __hours longer. ?

If a company produces x units of an item at a cost of $35 apiece the function c=35x is a of the total production costs