Salina’s age is one-quarter the age of her aunt. if a represents her aunt’s age, which expression represents salina’s age?

The appalachian trail is a hiking trail that passes through the appalachian mountains. three members of a teen hiking group hiked a section of the trail. the hikers stopped at a rest area and equally shared 3 4 gallon of water. how much water did each person get?

Due to financial difficulties the owner of 4 skateboard stores is going to close 2 of his stores. based on the money earned at each store, which two stores should remain open?

Need showing work for this problem 56.25 ×25.80