Please help with this question

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.

Lydia collected two sets of data one set of data shows an outlier. which set has an outlier, and which number is the outlier?

Select the lengths in centimeters that would form a right triangle