Increase $600 in the ratio 4:3

Tom wants to order tickets online so that he and three of his friends can go to a water park the cost of the tickets is 16.00 per person there is also a 2.50 one-time service fee for ordering tickets online write an expression in term of n that represents the cost for n ordering tickets online

What is the shape of the height and weight distribution

Find the values of y: 3y^3(y^2+ 2/3y)=0