Scenario: Marco collects 12 new coins each year to add to his coin collection. We can represent equivalent ratio relationships with multiple types of models
to show the growth of his coin collection over time.

Trent wants to buy 2 packs of trading cards for 3 dollars each. the trading card packs that trent normally buys tend to come in packs of 6, 10, 12, or 15 cards. after selecting 2 packs, trent found that the first pack of cards cost 25 cents per card, and the second pack cost 30 cents per card. trent uses this information to write the equations below in order to compare c, the number of cards in each pack.

Vinay constructed this spinner based on the population of teachers at his school according to vinays model what is the probability that he will have a male history teacher two years in a row

Use pascal's triangle to find the missing values. x4 - 4xb + 6x2 - ax + 1