It is the end of the semester, and the clubs at school are recording their profits. the science club started out with $20 and has increased its balance by an average of $10 per week. the math club has saved $5 per week after starting out with $50 at the beginning of the semester.

answer:

the math club has the most savings

step-by-step explanation:

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 %