Acable installer charges $42.50 per hour plus a $60 service charge your fathers firm hires him to hook up his company internet service find the total charges if it takes the cable installer 3.5 hours to complete the task

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 %

answer: i think you should do the math and pay attention in class : )

step-by-step explanation:

that is truly what   think but if i get the answer i will

-1

step-by-step explanation:

can i know which language is this?