9) From 4 feet above a swimming pool, Susan throws a ball upward with a
velocity of 32 feet per second. The height h(t) of the ball t seconds after
Susan throws it is given by h(t) = – 16t“ + 32t + 4.
a) How long does it take for the ball to reach its maximum height?
b) What is the maximum height of the ball?

The lengths of nails produced in a factory are normally distributed with a mean of 4.91 centimeters and a standard deviation of 0.05 centimeters. find the two lengths that separate the top 4% and the bottom 4%. these lengths could serve as limits used to identify which nails should be rejected. round your answer to the nearest hundredth, if necessary.

During your cycling trip, you and your friends often stayed in hostels. the prices of these are listed below. hostel standard room (price per night) with breakfast (price per night) super sleep hostels £22.45 £28.65 normandy nights £18.55 £25 zzzola hostels £24.50 £30.99 belgian beds £11.20 £18.55 night-time rest days ? £33 what is the range in cost for a single night, including both standard room prices and with breakfast prices?

27 is what percent of 108? 27 is % of 108