The clark family and the lee family each used their sprinklers last summer. the water output rate for the clark family's sprinkler was 25l per hour. the water output rate for the lee family's sprinkler was 15l per hour. the families used their sprinklers for a combined total of 50 hours, resulting in a total water output of 1100l . how long was each sprinkler used

Abag of jelly beans contain 13 pink, green, 20 yellow, 10 black, 7 red, and 11 orange jelly beans. approximately what percent of the jelly beans are pink and yellow?

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.

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