10/11 greater than or less than 11/12

Me because some of question i don’t understand

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

The length of a rectangular board is 3 feet less than twice its width. a second rectangular board is such that each of its dimensions is the reciprocal of the corresponding dimensions of the first rectangular board. if the perimeter of the second board is one-fifth the perimeter of the first, what is the perimeter of the first rectangular board?