The greatest common factor of 9, 48, and 18?

In what organelle does photosynthesis take place?

What is the solution set of the quadratic inequality x^2-5< or equal to 0

Ineed big ! the cost of a school banquet is $25 plus $15 for each person attending. create a table, sketch the graph, and write an equation in slope-intercept and point-slope form that gives total cost as a function of the number of people attending. what is the cost for 77 people?