A grand theater sells movie tickets for $10 and charges $2 for each refreshment item the elite theater sells movie tickets for $5 and charges $4 for each refreshment item which system of equation represents the total amount a customer will pay y at each theater for freshmen items x and a movie ticket

The difference of two numbers is 40. find the numbers if 0.3 parts of one number is equal to 37.5% of the other one.

What is the length of the segment, endpoints of which are intersections of parabolas y=x^2− 11/4 x− 7/4 and y=− 7 /8 x^2+x+ 31/8 ?

Astudent must have an average on five test that is greater than it equal to 80% but less than 90% to receive a final grade of b. devon's greades on the first four test were 78% 62% 91% and 80% what range if grades on the fifth test would give him a b in the course? ( assuming the highest grade is 100%)