Melanie walked 2.2 miles. Cathy walked 1.75 times as far. This means that you need to do 2.2 * 1.75 which equals 3.85. To find how much further, do 3.85 - 2.2 which equals 1.65. Therefore Cathy walked 1.65 more miles than Melanie.
(x-10)(x-4) because 4-10=6 then multiply that by 0 from 4-4
1 2/3, 1 1/4, 11/12. That is the answer in greatest to least