The answer is 1575. I can tell you step by step how to get it if you want.
Four. If you have two gummy bears and you add the same amount, you would have four. Take these two question marks for example:
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There is two. If you added two (the same amount) again, you would have:
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Four question marks.
This shows that 2+2=4
( I hope you’re joking but just in case)
He should use an average of 20%, and I'm assuming, since not enough info is given, that 1 gallon of milk has the given stats. The average of 20% would mean that he needs to have a 2/3 ratio of 18 to 24, because 18:24 = 6:8, which equals 2:3, so, therefore, he needs to have 42/5 = 8.4, then 8.4*2, 9.4*3 = 16.8 and 28.2, respectively, and if you add those, you get 42.
Hope this helps and have a nice day:)
Im honestly not sure but I’m thinking answer A?