There are 12 people in a class they are asked wether they have a brother or sister 9 say they have a brother 7 say they have a sister 2 say they have neither

Select the lengths in centimeters that would form a right triangle

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

You work in a hospital that has 9 floors. you need to see 3 patients on each floor. how many patients do you need to see in all?