1)
gretchen has $50 that she can spend at the fair. ride tickets cost $1.25 each and game
tickets cost $2 each. she wants to go on a minimum of 10 rides and play at least 12
games. which system of inequalities represents this situation when r is the number of
ride tickets purchased and g is the number of game tickets purchased?
3) 1.25r+2g 550
r210
1) 1.25r.+ 2g < 50
r310
g > 12
2) 1.250+2g 3 50
r10
4) 1: 25r+ 2g < 50
310
g 212
g 2 12

Simplify the expression. enter the correct answer.

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.

For the inequality |c| < |d| to be true, which of the following must be true?