100% of the daily recommended allowance of vitamin C for adults is 80 milligrams.
Step-by-step explanation:
A 16-ounce bottle of orange juice says it contains 200 milligrams of vitamin C, which is 250% of the daily recommended allowance of vitamin C for adults.
100% will have = = 80 milligrams
Hence, 100% of the daily recommended allowance of vitamin C for adults is 80 milligrams.