Solve the problem.The following table shows the number  of albums and  sold for three different months in the same year.Model the number of  sold as a function of the album sales and time using a linear function of the form 

/> where s represents thousands of  sold to date, a represents thousands of albums sold to date, and t represents time in months since April of that year.



A. p = 10, q = 0.02, r = -40

B. p = 0.02, q = 10, r = 40

C. p = 0.02, q = 10, r = -40

D. p = 0.2, q = -10, r = -40


Answer: C

Mathematics

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An amount P, invested at a simple interest rate r, will grow to an amount A in t years, according to the formula A = P ( 1 + r t ). Suppose a man invested some money at 5.9%. If after 5 years, he had $6,151.25 on deposit, what amount did he originally invest? Round your answer to the nearest integer. 

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Mathematics