Please help me if you cool please

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

Could someone with number 1 and 2

The fraction 7/9 is equivalent to a percent that is greater than 100%. truefalse