Asha wants to make regular smoothies for herself, her two friends, and a small smoothie that is half the size of a regular smoothie for her younger brother. how much yogurt, orange juice, and milk will she need?

Renee hiked for 6 3 /4 miles. after resting, renee hiked back along the same route for 5 1 /4 miles. how many more miles does renee need to hike to return to the place where she started? represent your answer as a simplified mixed number, if necessary.