The p. e. teacher at sunshine middle school wants to know which sports are popular among students in her school. since it would take so long to ask all of the students, she will survey a group of students. the school has 288 6th graders, 256 7th graders, and 280 8th graders. the p. e. teacher surveys 36 6th graders and 32 7th graders. how many 8th graders should she survey in order for the group to be a representative sample?

I've never been good at math he told he loves but he keeps cheating on me, so it ain't adding up sis

The average hourly earnings for a construction worker is projected to be $24.50 in 2012. jason wants to join the construction work force after he graduates in 2012. his friend tells him that average hourly earnings for construction workers will rise by 2% from 2009 to 2012. based on the data below, assuming that the projected hourly earnings are correct, is jason’s friend’s statement accurate? construction industry - average hourly earnings, 2000-2009 a. his friend’s statement is accurate. the average hourly earnings will increase by 2%. b. his friend’s statement is not accurate. the percent increase will be more than 2% c. his friend’s statement is not accurate. the percent increase will be less than 2% d. his friend’s statement is not accurate. the average hourly earnings will decrease

The fraction 7/9 is equivalent to a percent that is greater than 100%. truefalse