It is functions need help​

In a singing competition, there are 150 participants. at the end of each round, 40% of the participants are eliminated. how many participants are left after n rounds?

Let event a = you roll an even number on the first cube.let event b = you roll a 6 on the second cube.are the events independent or dependent? why?

Reinel saves 30% of every pay check. his paycheck last week was 560$. how much did reniel save last week?