1) Diego drank x ounces of juice. Lin drank 1/4 less than that 2) Lin ran x miles. Diego ran 3/4 more than that

3) Diego bought x pounds of almonds Lin bought 1/4 of that

(Drag and drop plz help)

Anut store normally sells cashews for? $4.00 per pound and peanuts for? $1.50 per pound. but at the end of the month the peanuts had not sold? well, so, in order to sell 40 pounds of? peanuts, the manager decided to mix the 40 pounds of peanuts with some cashews and sell the mixture for $2.00 per pound. how many pounds of cashews should be mixed with the peanuts to ensure no change in the? profit?