Aradio station gives free tickets to 10% of the people attending a concert. the radio station gives 640 people free tickets. what is the number of people who attended the concert?

Scott harris can invest $7,000 in a 1-year cd that earns interest at an annual rate of 4 percent compounded monthly. the amount per $1.00 is 1.040742. he can also invest $7,000 in a 1-year cd at annual rate of 4 percent compounded quarterly. the amount per $1.00 is 1.040604. what is the difference in the amount of interest earned for each investment? a) $0.96 b) $0.81 c) $0.87 d) $0.88

What is the equation of this graphed line? enter your answer in slope-intercept form in the box.

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?