The number of calories burned, c, varies directly with the time spent exercising, t. when lila bikes for 3 hours, she burns 900 calories. which of the following equations shows this direct linear variation?

c = 900t
c = 300t
c = 3t
c = t

Since opening night, attendance at play a has increased steadily, while attendance at play b first rose and then fell. equations modeling the daily attendance y at each play are shown below, where x is the number of days since opening night. on what day(s) was the attendance the same at both plays? what was the attendance? play a: y = 8x + 191 play b: y = -x^2 + 26x + 126

Abus travels 36 miles in 45 minutes. enter the number of miles the bus travels in 60 minutes at this rate.

Hi, can anyone show me how to do this problem? 100 points for this. in advance