I need help please, I will give brainliest. Apply the letter A, B, C, D, or E once to each question. It goes black to red.

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

If 1/√5+1/√5+1=p+q√r , find the values of p, q and r

Solve the following inequalities and show the solution on a number line. 3/4 (2x-7) ≤ 5