Cell phone company x charges $15 for 120 minutes. cell phone company y charges $25.95 for 300minutes. which company has the lowest students to teacher ratio?

(urgent ) use pi 3.14 to estimate the circumference of the circle to the nearest hundredth middle is 4in (urgent )

Somone me i want to know what 18 hours out of 24 hours in a fraction

7. if the value of x varies directly with the value of y, and x = 3 when y = 21. what is the valu y, and x = 3 when y = 21. what is the value of x when y = 105?