You have a mean score of 84 after taking five 100-point tests. what do you need to score on the sixth 100-point test to have a mean score of 85?
**highschool algebra 1 question**

An equation where variables are used to represent known values—function notation true or false

The holiday party will cost $160 if 8 people attend.if there are 40 people who attend the party, how much will the holiday party cost

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.