Create a quadratic function for the given problem and then solve by using a graphing calculator. If necessary, round your answer to the nearest hundredth.
An egg falls from a nest in a tree 31 feet off the ground and lands on a potted plant that is 24 feet below
the nest. The function h(t)=-16t2 + 31 gives the height in feet of the egg as it drops, where t represents
time. When will the egg land on the plant?
The egg will hit the plant after about
second(s).

Fredrick designed an experiment in which he spun a spinner 20 times and recorded the results of each spin

Cor d? ? me ? max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.

Solve this riddle: i am an odd number. i an less than 100. the some of my digit is 12. i am a multiple of 15. what number am i?