Olly drank 1/2 of a 16 fluid ounce bottle of juice how many cups of juice are left in the bottle explain

If Olly drank 1/2 of 16 fluid ounces, then what the question really means is that Olly drank 8 fluid ounces.

Remember the conversion: 8 fluid ounces = 1 cup. Since Olly drank 8 fluid ounces, then using the conversion, we can tell that Olly drank 1 cup of juice.