Answer with steps please?

Fredrick designed an experiment in which he spun a spinner 20 times and recorded the results of each spin

Jackie purchased 3 bottles of water and 2 cups of coffee for the family for $7.35. ryan 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?

Divide. reduce the answer to lowest terms.5 2/3 ÷ 3 1/9