If $4000 is invested in an account that pays interest compounded continuously, how long will it take to grow to $8000 at 7%?

Which of the following represents a number squared is equal to twenty more than nine times that number ? a) x squared = 9x + 20 b) x squared = 20x + 9 c) x squared > 9 + 20x d) x squared = 9 + x + 20

A.s.a.! similarity in right triangles, refer to the figure to complete this proportionc/a = a/? a.) cb.) hc.) rd.) s

An elevator travels 310 feet in 10 seconds. at that speed, how far can't his elevator travel in 12 seconds?