if i was to do this quetsion, i would add 3 and 5 as thats the total on average and i will get 8
i divide 40 by 8
i get 5
that means that i will have to multiple 3 and 5 by 5
i will get 15 and 25
since i know the 5 apples was multiplied by 5 to get 25 apples
there are 25 apples in the basket