BRAINLIEST AND 50 POINTS

Step-by-step explanation:

$9.6 for 20 shirts

$19.2 for 40 shirts

$28.8 for 60 shirts

expression : $ 4.8 * n

1000/4.8 = just do calculation and write answer

20 96

40 192

60 288

b. 4.80 times n = cost

c. 208

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 %