6 plates and 5 cups cost 32.10 dollars. 7 plates and 6 cups cost 37.80 dollars. Each plate costs the same amount as the other plates, and each cup costs the same amount as the other cups. What is the cost of 1 plate? What is the cost of 1 cup 1 plate cost ___ dollars 1 cup cost ___ dollars. PLZ HEL

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?

The number of calories you burn depends on your weight. a 110-pound person burns 163 calories during 30 minutes of tennis. find the number of calories that a 190-pound person would burn during the same activity, assuming they burn calories at the same rate.

]supplementary angles are two angles that add up to . • complementary angles are two angles that add up to degrees. • adjacent angles share a and a • congruent angles have the measure. • an triangle has one angle that is greater than 90 degrees. • a triangle with angles 45°, 45°, and 90° would be a triangle