A cone has a diameter of 18 units and height of 8 units. What is its volume? A.
72 pi cubic units
B.
216 pi cubic units
C.
648 pi cubic units
D.
864 pi cubic units

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.

The zoo collects $9.60 for every 24 tickets sold. how much will be collected for 400 tickets?

If a and −a are numbers on the number line, which expression must give the distance between them? a) 0 b) a c) |2a| d) |a|