2/3 of a pizza was left over. a group of friends divided the leftover pizza into pieces each equal to 1/18 of the original pizza. after each friend took one piece, 1/6 of the leftover pizza remained. how many friends were in the group?

Gretchen is setting up for a banquet. she has 300 chairs and needs to distribute them evenly among t tables. how many chairs should she put at each table? write your answer as an expression.

Abank gives 6.5% interest per year. what is the growth factor b in this situation?

Acarnival sold tickets for $1.50 for adults and $1.00 for students. there were 54 tickets sold for a total of $70.50. write a system of equations to represent the number of adult tickets,x, and the number of student tickets,y. find the solution and explain what it means. i'll you if you me