Alice collected stamps for 7 weeks. she counted the number of stamps in her collection every week. by week 2, there had been 7 stamps collected.

how many stamps did alice collect between week 5 and week 7?

a.5

b.6

c.17

d.22

answer:   35 % is the probability of a late departure or an early arrival.

step-by-step explanation:

let l represents the late departure and e represents the early departure.

then, according to the question,

p(l) = 12 %,   p(e) = 27 % and = 4 %

and, we have to find out,

but, we know that,

which is the required equation that will use to find the probability of a late departure or an early departure.

therefore,   the probability of a late departure or an early arrival =   35 %