After 8 years, ofelia earned $980 in simple interest from a cd into which she initially deposited $7000. what was the annual interest rate of the cd?

Asap the total attendance for all of a baseball league in 2012 was about 7.5×107 fans, while the attendance for the tornadoes in 2012 was about 1.5×106 fans. about how many times more was the attendance for the entire baseball league than the attendance for just the tornadoes? 50 times more 10 times more 2 times more 5 times more

Identify a1 and r for the geometric sequence an= -256(-1/4) n-1

How do i do this activity, is appreciated