The answer would be 24 8-ounce cups.
First you would find how many quarts over all she has which is 6, then multiply that by 32(which is the amount of ounces are in a quart), then you would get 192 which you divide by 8 to find the total amount of cups you would have which is 24.
A 16 1/2 pound rock is 6 more pounds heavier than a 10 1/2 pound rock.
200, 100/200 Cups of Pretzels. 200, 100/400 Peanuts. 400, 100/200 Dry Cereal. 300/400 Cups of raisins.