What is the range and domain of a cube root function

Answer these questions showing your work plz

You paint a 1/2 of a wall in 1/4 hour. how long will it take you to paint one wall

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.