Ms. Harper went shopping for a new small television. Best Buzz, has a markup of 55%. The television costs the store $300. Find the store's selling price after the markup.

David and alton are training for a race. they spend 35 minutes stretching and then go on a 5 mile practice run. david runs at a pace of 7 min/mile. alton runs at a pace of 8 min/mile. write an equation for each runner that shows the total length of their workout. then solve each equation showing your work