Atrain is going 110 mph. how long will it take it to go 275miles

Which is the graph of f(x) = (4)x? image for option 1 image for option 2 image for option 3 image for option 4

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

Acircle has a radius of 5/6 units and is centered at (3.6, 7.8) write the equation of this circle