You are organizing a dinner with n di erent groups of friends, with each group composed of gi members with i 2 f1; : : : ; ng. you have m tables each for r people, and you want want to impose that all friends from the same group should be seated in di erent tables. in this way you will obligate your friends ( nally) to chat with people who does not belong to their closest groups. show (graphically) that using a maximum ow formulation we can nd a feasible arrangement of friends to tables that satisfy the rule mentioned above, or show that it is not possible. hint: imagine that someone solves the maximum flow problem (that you need to find)
and tells you what's the maximum flow. using that number, how can you know if it
was possible to nd the arrangement suggested in the problem statement or not.

What is the distance between the points (2 -3) and (-6 4) on the coordinate plane

You and three friends will be going out to eat at your favorite restaurant! each of you will order three items of your choice. you will also need to leave a tip. if you split the bill evenly among all four of you, how much will each person need to contribute? locate a menu for your favorite restaurant and pick three items for yourself and each friend. list the restaurant name, items, and prices in a table like the one below. in the column labeled subtotal, determine the cost of each person’s order. the customary tip is 20% of the total bill. in the column labeled tip, calculate the amount of tip each person should leave. in the column labeled total bill, determine the total of each person’s order, including the tip. restaurant name: names item 1 price item 2 price item 3 price subtotal tip total bill your name friend #1 friend #2 friend #3 part 2: questions answer the following questions, showing all work: what is the total cost of the entire bill (all four meals), including tip? write an expression using fractions to show how to determine the amount that each person will pay. then calculate each person's contributions showing all steps in long division. if each person paid an equal amount, who would save the most money? explain your reasoning using at least two complete sentences.

100 points, hi, i’m not sure what to do here,the data doesn’t seem to be quadratic .? can anyone me, in advance