two students are running for sixth grade vice president kathryn and thalia kathryn receives 72 votes, and thalia receives 84 votes
select the ratio of the number of votes thalia receives to the fotal number of votes for sixth grade vice president

Agrocery store has 12 lb of trail mix that is 10% banana chips. the store's manager would like to add banana chips to bring the new mix up to 25% banana chips. write and solve a system of equations to find out how many pounds of banana chips manager needs to add.

Suppose a gym membership has an initial enrollment fee of $75 and then a fee of $29 a month. which equation models the cost, c, of the gym membership for m months?

Sara made $253 for 11 hours of work. at the same rate how much would he make for 7 hours of work?