What is the coefficient of the term 6/7 xy ?

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?

21 a stick 7 inches long is broken into two pieces, so that one piece is twice as long as the other one. how long are the two pieces?

Afamily went out to dinner and their bill was $113.if they want to leave a 19% tip, how much should they leave.