Apackage of gum that contains 15 pieces advertises 135 cal per package. which unit rate can be used to describe this package of gum?

a) 9 cal per piece
b) 9 cal per package
c) 9 pieces per calorie
d) 9pieces per package

What is the smallest integer n such that n\sqrt{2} is greater than 20

Select the correct answer. in the figure, angle k measures 45°. what is the measurement of angle c? a. 38° b. 45° c. 90° d. 98°

Need 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.