Which of the following circles have their centers on the xaxis?

Adifferent website gives the cost for the first train as £56.88 and the second train as £20.11 with a £9.50 charge for cycle storage for the whole trip. how much would the journey cost you?

Can someone me and do the problem plz so i can understand it more better

Benjamin is making bow ties. how many 1/2yards lomg bow ties can he make if he has 18 feet of fabric?