How do you do 20/4 divided by 8/9 and put it in simplest form?

Determine the number of girls in a math class with 87 boys if there are 25 girls for every 75 boys

How do you write a paragraph proof to prove that the corresponding angles shown are congruent

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