The data given in the table below represents the increase in rainfall over a period of ten months. Which of the following scatter plots best represents the data?
Months
1 2 3 4 5 6 7 8 9 10
Increase in Rainfall (cm)

Bismuth-210 is an isotope that radioactively decays by about 13% each day, meaning 13% of the remaining bismuth-210 transforms into another atom (polonium-210 in this case) each day. if you begin with 233 mg of bismuth-210, how much remains after 8 days?

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.

If your teacher tells you to do questions 6 through 19 in your math book for homework, how many questions is that