A factory makes aquarium . Each aquarium is in a shape of a triangular prism , as shown below . If the factory made aquariums that require a total of 12,672 ft3 of water, how many aquariums did the factory make

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.