mary hicked 1/4 of a mile dan hiked 2/3 mile tina hiked 3/8 mile who hiked the farthest

mary hicked 1/4 of a mile dan hiked 2/3 mile tina hiked 3/8 mile who hiked the farthest.

 

1/4=.25, 2/3=.6666......, 3/8=.375. Just like other numbers, the biggest decimal is the biggest number. So, .6666.....=2/3 is bigger than the other two, it is, therefore, the farthest hike that Dan took.