Ann started reading a book that is 300 pages long. She reads 40 pages a day. Which function shows how many pages Ann has left after d days? a) f(d) = 300 − 40d
b) f(d) = 300 + 40d
c) f(d) =300d − 40

Simplify a7/a4 a) 1/a3 b)-a/a2 c)a4/a3 d)a3

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.

Clara schumann is buying bagels for her coworkers, she buys a dozen bagels priced at $5.49 a dozen. the bakery's cost for making the bagels is $2.25 per dozen. what is the markup rate based on selling price on a dozen bagels?