The bailey family is traveling 565.5 miles for a family vacation. if they estimate they can travel 78 miles per hour how many hours will it take for the bailey's to arrive?

The random variable x is the number of occurrences of an event over an interval of ten minutes. it can be assumed that the probability of an occurrence is the same in any two-time periods of an equal length. it is known that the mean number of occurrences in ten minutes is 5.3. the appropriate probability distribution for the random variable

Hector and alex traded video games. alex gave hector one fourth of his video games in exchange for 6 video games. then he sold 3 video games and gave 2 video games to his brother. alex ended up with 16 video games. how many video games did alex have when he started?

Atriangle has a side lengths of 18cm, 80 cm and 81cm. classify it as acute obtuse or right?