Astone is launched off a building which is 95 feet high. its height at time t is given by the function h(t) = 95 + 10t − 4t2 where time is measured in seconds and height is measured in feet. at what time does the stone reach its maximum height?
a) t = 1.25 seconds
b) t = 2.5 seconds
c) t = 5.0 seconds
d) t = 7.5 seconds

Ricky takes out a $31,800 student loan to pay his expenses while he is in college. after graduation, he will begin making payments of $190.66 per month for the next 30 years to pay off the loan. how much more will ricky end up paying for the loan than the original value of $31,800? ricky will end up paying $ more than he borrowed to pay off the loan.

The graph of f(x) = |x| is transformed to g(x) = |x + 11| - 7. on which interval is the function decreasing?

The track team ran a mile and a quarter during their practice how many kilometers did her team runs?