Find the probability of this event. Enter the answer as a fraction in simplest form, as a decimal, and as a percent.
You choose a marble at random from a bag containing 12 red, 12 blue, 13 green, 5 yellow, and 18 black
marbles.
The marble is red.
The probability expressed as a fraction is
The probability expressed as a decimal is
The probability expressed as a percent is
%.

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.

Opposite angles in a parrellelogram are

Arectangular garden is 5 feet long and 3 feet wide. a second rectangular garden has dimensions that are double the dimensions of the first garden. what is the percent of change in perimeter from the first garden to the second garden?