9. The Demon Drop at Cedar Point in Ohio takes riders to the top of a tower and drops them 60 feet. A
function that approximates this ride is h=-16t? +64t +
60, where h is the height in feet and t is the time in
seconds. About how many seconds to the does it take
for riders to hit ground level?
a. O seconds
C. 4.8 seconds
b. 2.5 seconds
d. 6 seconds