it takes todd 15 1/2 minutes to walk a mile. If he continues at this pace, then how long will it take him to walk 5 miles?

77.5 minutes or 1 hour and 17.5 minutes

Step-by-step explanation:

15 * 5 = 77.5

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 %