Answer: 1:8
Step-by-step explanation:
First you add all of the candies together (so 18) then you see how many there are grape flavored (2), put them in a ratio (2:18) and simplify (1:8)
hope this helps :)
There are 1000 grams in a gram and 1000 times 10 is 10000 so yes 100 mg is less than a 10g