Three families went to an amusement park together. The number of people in each
family is listed in the table.
Family Adults Children Seniors
McGraw 2 3 1
Churchill 1 2 2
Sanchez 2 1 1
Write an expression in simplest form to
show how much it costs all adults, children,
and seniors from the three families to
attend the amusement park when
a is the

cost of an adult ticket,

c is the cost of a

child ticket, and

s is the cost of a senior

ticket.

You drop a rubber ball off the roof of a 50 meter high building onto a paved parking lot. it bounces back up with every bounce, but not quite all the way back up to you. after the first bounce it bounces back only 80 percent of the distance it was dropped from. the pattern continues, meaning after every bounce it comes up to just 80 percent of the previous maximum height. so if before the first bounce the height is 50 meters, what height does the ball reach after the fifth bounce? round your answer to one decimal place and chose the correct response from the choices below:

How is the number of vertices for a prism related to the name of the prism

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.