On his math facts quiz, Jeremy missed 2 out of 11 questions. The next quiz has 55 questions. How many can Jeremy expect to get correct? Use a double number line to solve.

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)

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.

Awasher and a dryer cost $701 combined. the washer costs $51 more than the dryer. what is the cost of the dryer?