Molly ran 2/3 of a mile in 8 minutes. If Molly runs at that speed, how long will it take her to run one mile?
While since she runs 2/3 of a mile in 8 minutes all she needs to do is run another 1/3 so if you divide 8 by 2 is 4 which is 1/3 so add 8 and 4 together is 12