Erry jogs the same round trip path everyday. he jogs 0.7 miles to the park and then 0.5 miles from the park to the playground. after getting a drink at the playground, he then jogs back from the playground to his house. he jogs from the playground to the bridge 0.3 miles and then 0.9 miles from the bridge to his house. when jerry completes his jog, how many miles is he from his house?

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.