Ome friends are going on a coaster ride at an amusement park. they board their car on a platform that is 10 and one half feet above the ground. the car starts by going up 80 and one half feet. then the car goes down 50 and one fourth feet and comes to a stop. what is the change in height from where the friends started on the platform to where they are when the car stops?

A. 90 degrees b. 45 degrees c. 30 degrees d. 120 degrees

Now 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.

The cost of turkey is directly proportional to its weight. if a 12-pount turkey costs $27, how much does a 16-pound turkey cost? a. $33.75 b. $36.00 c. $31.00 d. $32.50