Linda's school held a walk-a-thon. The teams started walking at 9:20 am. They walked for 10 hours and 50 minutes. What time was it when the teams finished walking?

Jackie purchased 3 bottles of water and 2 cups of coffee for a family for $7.35. brian bought 4 bottles of water and 1 cup of coffee for his family for $7.15. how much does each bottle of water cost? how much does each cup of coffee cost? i need this done

What is the product? a-3/15a × 5/a-3

Which statement accurately explains whether a reflection over the y axis and a 270° counterclockwise rotation would map figure acb onto itself?