A bag has 2 blue marbles 3 red marbles and 5 white mardies which events have a probability greater than 3? Select three
options
choosing 1 blue marble
choosing tred marble
choosing Tred marble, not replacing it and then choosing a blue marble
choosing white marble replacing and choosing another white marble
choosing 1 white marble
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Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 - 4x - 5 = 0

Bella want to know what the students at her school think of her show. which is the best group to survey to find this information a. go to the mall and ask all of the students she recognizes from school b. ask her viewers to call in durning an episode of the show c. get a list of students at her school from the office and use a random number generator to pick 30 of them d. get a list of students at her school from the office and pick the first 30 students on the list

Arace is 10 kilometers long.markers will be placed at the beginning and end of the race course and at each 500 meter mark.how many markers are needed to mark the course for the race?