Speedy Delivery Distance in Miles (x)
Cost in Dollars (y)
1
11
2.
22
3
33
4
44
Lightning Delivery
Distance in Miles (x)
Cost in Dollars (y)
1
8
2.
16
3
24
4
32
Which company costs more per mile?
O
A. Speedy Delivery costs more per mile because the unit rate is 11 dollars per mile.
o
B. Lightning Delivery costs more per mile because the unit rate is 8 dollars per mile.
C. Speedy Delivery costs more per mile because the unit rate is 44 dollars per mile.
D
Lightning Delivery costs more per mile because the unit rate is 4 dollars per mile.

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.