Typical tip percentages in restaurants is either 20% or 25% of the total bill. If a restaurant bill before tip costs $31.88, what would the tip be at 25%? [remember all money questions should be rounded to the nearest cent.]
HINT: draw a proportion box to help you.

Hiroaki wants to find 3 3/4 - 7/8 explain why he must rename 3 3/4 to do the subtraction.

The median of a data set is the measure of center that is found by adding the data values and dividing the total by the number of data values that is the value that occurs with the greatest frequency that is the value midway between the maximum and minimum values in the original data set that is the middle value when the original data values are arranged in order of increasing (or decreasing) magnitude

Elizabeth is using a sample to study american alligators. she plots the lengths of their tails against their total lengths to find the relationship between the two attributes. which point is an outlier in this data set?