Please state the full question what percent of what DVD in her collection we dont have enough information to give you an answer, I will just list all the possible answers,
8+12+7+3 =30
Possible answers
Action = 8/30 = 26% or 27% depending if you are rounding
So one coat uses 125 chinchillas . So, 10 * 125 will give you how many will give you 1250 chinchillas.. this is the number of chinchillas needed for 10 coats. So for 2 years you would have to multiply it by two so, 1250 * 2 = 2500.
