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?
The correct answer among all the other choices is C = 900t. This is the equation that shows the direct linear variation in the example given. Thank you for posting your question. I hope this answer helped you. Let me know if you need more help.