you and three friends go to a movie. the tickets cost $5.50 each. you each buy a drink for $2.50 and a
box of popcorn for $4.00. write an expression that represents the total amount of money spent. then
evaluate the expression.

Use the quadratic formula to solve 5x=6x^2-3,what are the values of x?

14 pointslet x be the seats in the small van and y the seats in the large van. how many seats does the large van have? a company uses two vans to transport worker from a free parking lot to the workplace between 7: 00 and 9: 00a.m. one van has 9 more seats than the other. the smaller van makes two trips every morning while the larger one makes only one trip. the two vans can transport 69 people, maximum.how many seats does the larger van have?

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?