A local restaurant is open for breakfast and served 30 people before 8:00 AM. 2/5 of all customers bought a coffee, 1/2 of all customers bought a sandwich. The remaining
customers bought bagel. How many customers bought only a bagel?

If the discriminant if a quadratic equation is 4 which statement describes the roots?

A50% increase followed by 33 1/2% decrease

Abag contains 3 red marbles, 2 blue marbles, and 2 green marbles. one marble is picked, then another marble. assume that the selections are made with replacement. a) find the probability of picking two red marbles with replacement. b) find the probability of picking a red marble and a blue marble. assume the selections are made without replacement. c) find the probability of picking two red marbles without replacement. d) find the probability of picking a red marble and a blue marble without replacement.