SOMEONE PLEASE HURRY AND HELP To qualify for a certain marathon in Raleigh, a runner must be faster than 84% of their peers. If the average marathon pace was 3.5 hours with a standard deviation of 10 minutes, what is the qualifying time for the marathon? Assume the data is normally distributed.

256π units²   (answer b)

step-by-step explanation:

the formula for the surface area of a sphere of radius r

is             a = 4πr²

and so, if r = 8 units, then the surface area is:

a = 4π(8 units)² = 256π units²   (answer b)

46.2+112.3

step-by-step explanation:

there is nothing below so i cannot

step-by-step explanation:

i believe the answers 600m