On any particular Saturday evening, the probability that Jenna will go to the movies and go for coffee is start fraction one over five end fraction full stop The probability that she will go for coffee, given that she has gone to the movies, is start fraction seven over eight end fraction. What is the probability that Jenna will go to the movies on any particular Saturday?

start fraction 8 over 35 end fraction
start fraction 7 over 40 end fraction
start fraction 1 over 40 end fraction
start fraction 7 over 12 end fraction

2.12 school absences. data collected at elementary schools in dekalb county, ga suggest that each year roughly 25% of students miss exactly one day of school, 15% miss 2 days, and 28% miss 3 or more days due to sickness.61 (a) what is the probability that a student chosen at random doesn’t miss any days of school due to sickness this year? (b) what is the probability that a student chosen at random misses no more than one day? (c) what is the probability that a student chosen at random misses at least one day? (d) if a parent has two kids at a dekalb county elementary school, what is the probability that neither kid will miss any school? note any assumption you must make to answer this question. (e) if a parent has two kids at a dekalb county elementary school, what is the probability that both kids will miss some school, i.e. at least one day? note any assumption you make.