Always divide by 10 first, for example; if it was 10% of 20 you would divide 20 by 10 to get 2. If it was 20% of 40 you would divide by 10 to get 4 then times by 2 to get 8.
75 (your whole) / .55 (percentage) =41.25
5/6 because; if you take out 5 as an option to roll then you would be left with the numbers 1, 2, 3, 4, 6. There are 5 possibilities to roll out of the 6 numbers. Therefore, your answer is 5/6
Well, those 5 extra yards had given her an extra $100, so the yards she cut, plus those she trimmed, had given her $315. To cut one and trim another one she takes $35. This means 9 yards were cut and 14 trimmed. (do a division, 315/35=9).
