(15 POINTS, will mark as BRAINLIEST) How do you know if a set of information shows a proportional relationship? Select ALL that apply.

If n stands for number sold and c stands for cost per item, in which column would you use the formula: ? a. column d c. column f b. column e d. column g

Use the quadratic function to predict f(x) if x equals 8. f(x) = 25x2 − 28x + 585

Ahealth-food producer has 250 samples of a new snack to distribute in the mall. the producer has to keep at least 50 samples for display in the health food for the product launch. how long will the samples last if consumers are taking the samples at a rate of 25 every hour