Abakery sells muffins for $3.50 each. a beverage is $1.75. a class purchases 32 items and spends a total of $87.50.
a. define your variables. write the system of equations and represent it as a matrix equation.
b. state the value of determinant
c. use matrices to solve the system. find the number of muffins and the number of beverages purchased.

You are cycling around europe with friends. a cycling festival is starting soon in barcelona. it will take 4.5 hours to cycle there. how many minutes in total is this?

Simplify (1/2)4th power a. (1/16) b.(1/8) c.(1/4)

Type the correct answer in each box. use numerals instead of words. the average number of subscribers to an online magazine each year from 2010 to 2015 is given in the table below. the average number of subscribers to the online magazine in 2010 was the percent increase in the average number of subscribers in 2011 to the average number of subscribers in 2012 was %. the maximum average number of subscribers to the online magazine in the years shown was