5280 feet in 1 mile
3600 seconds in an hour
58(5280) / 3600 = 306240/3600 = 85.06 ft per sec or if u need it rounded, it is 85.1
Your answer is going to be Letter B
2 committees. 6 is divisible by 3 twice, 8 is divisible by 4 twice.
Multiply 
by 80 and you will get how many boys play video games daily.
44 is the number of boys who play video games daily.
I guess the original function was
y = 5x (1)
y+Δy =5(x+Δx) (2)
(2) - (1) =
Δy = 5Δx
Δx →0, Δy/Δx →5
