12 students in a homeroom wearing a school t-shirt these students make up 60% of the class how many students are in the class?

If lmn=xyz, which congruences are true by cpctc? check all that apply

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?

Asix-sided number cube is rolled twice. what is the probability that the first roll is an even numbe and the second roll is a number greater than 4?