At what rate per cent simple interest will $20,000 amount to $24,800 in 8 years?
David saves 123% of his monthly salary.
If he saves $17.75, what is his monthly
salary?​

5,600 x 10^3 = a) 560 b) 5,000,600 c) 5,600,000 d) 56,000

If the scale factor between two circles is 2x/5y what is the ratio of their areas?

Suppose you just purchased a digital music player and have put 8 tracks on it. after listening to them you decide that you like 4 of the songs. with the random feature on your player, each of the 8 songs is played once in random order. find the probability that among the first two songs played (a) you like both of them. would this be unusual? (b) you like neither of them. (c) you like exactly one of them. (d) redo () if a song can be replayed before all 8 songs are played.