Can sum one help me please?

How do i get my dad to stop making me gargle his pickle i want my mom to gargle my pickle not my dads

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.

How to find the exponential function y=ca^x, with points (1,2) and (2,1)