As of​ 2011, the following are the ages at which a​ country's presidents were inaugurated. Construct a grouped frequency distribution for the data. Use 41​ - 45 for the first class and use the same width for each subsequent class.

Age: 41-45, 46-50, 51-55, 56-60, 61-65, 66-70

What are all these ages frequency's?

Simplify this expression. 8x 16(x + y)

The points (1, 7) and (0, 2) fall on a particular line. what is its equation in slope-intercept form?

Mason and christian go to the movie theater and purchase refreshments for their friends. mason spends a total of $45.75 on 3 bags of popcorn and 6 drinks. christian spends a total of $71.50 on 6 bags of popcorn and 4 drinks. write a system of equations that can be used to find the price of one bag of popcorn and the price of one drink. using these equations, determine and state the price of a drink, to the nearest cent.