Emil’s backpack weighs 6 ⅜ pounds. He removes a book that weighs ¾ pound. Then he removes a book that weighs ½ pound. How much does Emil’s backpack weigh now? Show your work.

The variable in a relation who’s value depends on the value of the independent variable is called what?

Identify the number as a rational or irrational. explain. 127

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.