14. Last month, a truck made 2 round trips to New York and some round trips to Baltimore. Write an expression that shows how many miles it traveled in all. Use the variable n to represent the unknown number of round trips to Baltimore. Identify and describe the part of the expression that shows how many miles it traveled to and from Baltimore.

On saturday a souvenir shop had 125 customers.sixty four percent of the costumers paid with a credit card. how many costumers paid with cash?

The price of an item has been reduced by 30%. the original price was $30. what is the price of the item 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.