That is hard to say, grapes come in many sizes.
4 ounces
8 oz
That is 3.3 ounces
There are 16 ounces in a pound. Sixty-four Ounces divided by 16 ounces (one pound) equals four. You bought four pounds of grapes.
25
The weight of grapes can vary, but on average, a single grape weighs about 0.2 to 0.3 ounces. Therefore, 30 grapes would typically weigh between 6 to 9 ounces. However, this can fluctuate based on the grape variety and size.
16 x 3 = 48 ounces
25 ounces = 1.563 pounds
151 Grams of grapes are in one cup.
2.5 pounds = 40 ounces
That is 25 cups.
25 ml = 0.845 US fluid ounces.