Which situation could be represented by the equation 15.5=x2? Julie drove 15.5 miles to the grocery store. Her mother drove from the grocery store back home. What is x, the amount miles each person drove?

It is 15.5 miles to the grocery store from Julie's home. On the way to the store, she decided to take a detour which shortened her distance by half a mile. What is x, the new distance to the grocery store including the detour?

Julie drove 15.5 miles from her home to the grocery store. Julie drives the same path going back home. What is x, the total amount of miles traveled to the grocery store and back home?

Julie went to a grocery store 15.5 miles away. Amanda also went to a grocery store 15.5 miles away. The grocery store was half way in between their houses. What is x, the distance from Julie's home to the grocery store?