Jeanie is a bit forgetful, and if she doesn't make a "to do" list, the probability that she forgets something she is supposed to do is 0.4. Tomorrow she intends to run three errands, and she fails to write them on her list.1. What is the probability that Jeanie remembers at least one of the three errands?

2. What is the probability that Jeanie remembers the first errand but not the second or third?

Find the area of the region between a regular hexagon with sides of 6" and its inscribed circle.

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.

You leave a $4 tip on a $24 bill at a resturaunt. to the nearest percent gratuity did you pay