250 ml bottle for £0.65 1.25 l carton for £2.25 each or 2 cartons for £4
3 l carton for £3.50

What's the cheapest way of buying exactly 5 litres with no extra?
Find the amount of each type of bottle or carton you need and the total cost of buying 5 litres.

The answer is 270 cars.you can do this by making a proportional relationship. for instance, 200 is the whole we are using, so on a “number line” 200 would be over 100%. now, since he sells 35% more, add 35% to 100% to get 135% on the other side of the “number line” on the bottom half, leaving the top half empty.cross multiply 200 by 135 then divide by 100 to get your answer. i hope this , if it did, , if you don’t mind, giving me brainiest! 200/100% } 200 • 135 /100 ? /135%