25kg is about 882 ounces.
0.32 ounces for one pound.
25 ounces = 1.563 pounds
That is 25 cups.
25 ml = 0.845 US fluid ounces.
25 ounces of water is 50 tablespoons
25 pounds is 400 ounces.
25 mL is about 0.845 US fluid ounces.
That is 0.882 ounces.
25 US fluid ounces = 739.34 mL
Since there are 128 ounces in a gallon, to get a 25:1 mix using 1 gallon of gas means you need 128/25 = 5.12 ounces of oil.
25 US fluid ounces = 50 tablespoons 25 US fluid ounces = 150 teaspoons