Roll the number cube 20 times to represent 20 purchases. What is the experimental probability of receiving a 50% coupon? Write the probability as a decimal.

Because of your favorite lemonade it is $3.84 for 3 gallons. write this as an unit rate

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?

Solve each quadratic equation by factoring and using the zero product property. n^2 - 49 = 0