unit 4 post test review game. what are the 3 ways to represent a direct variation?

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Unit 4 Post Test Review Game

Unit 4 Post Test Review GameWhat are the 3 ways to represent a direct variation?What 2 things must be true about a graph of direct variation?SOLVE!m-18=5Solve!13k=65Solve!W+3=27Solve!

Graph!K>12Graph!

Graph!

Graph!Z30?Tiana had m raffle tickets, and she doubled them by turning in her signed quiz and completing her study guide on time. Now, she has 14 raffle tickets. Write AND solve an equation to show how many raffle tickets she started with.If Mrs. Bothers can grade 120 math tests in 3 hours, what is her constant rate of grading math tests?Asha sold candy bars to raise money for the math team. Each candy bar was the same price. At the end of the sale, she had sold 30 candy bars (x) and made a total of $90 (y). Write a direct variation equation to represent this situation where k= the cost per candy bar.