There are 15 people in the chorus. Each year, the number of people in the chorus increases by 12%. There are 30 people in the band. Each year, 2 new people join the band. Part A: Write functions to represent the number of people in the chorus and the number of people in the band throughout the years. (4 points)

Part B: How many people are in the chorus after 9 years? How many people are in the band after the same number of years? (2 points)

Part C: After approximately how many years is the number of people in the chorus and number of people in the band the same? Justify your answer mathematically. (4 points)

5500 dollars is placed in an account with an annual interest rate of 6.5%. to the nearest tenth of a year, how long will it take for the account value to reach 19700 dollars?

Josephine has a great garden with and area of 2x2 + x - 6 square feet

Finally, the arena decides to offer advertising space on the jerseys of the arena’s own amateur volley ball team. the arena wants the probability of being shortlisted to be 0.14. what is this as a percentage and a fraction? what is the probability of not being shortlisted? give your answer as a decimal. those shortlisted are entered into a final game of chance. there are six balls in a bag (2 blue balls, 2 green balls and 2 golden balls). to win, a company needs to take out two golden balls. the first ball is not replaced. what is the probability of any company winning advertising space on their volley ball team jerseys?