1. An adult tick for a hypnotist's show cost $15. A children's ticket for the hypnotist show cost $9. The amount of adult tickets sold is 5 times the number of children's tickets sold. A total of $1512 is taken in for ticket sales. 2. The difference between two whole numbers is 9. Twice the smaller number is 6 more than the larger number. What is the smaller number?

Aculture started with 3000 bacteria. after 5 hours it grew to 3900 bacteria. predict how many bacteria will be present after 9 hours

Use composition to determine if (x) or h(x) is the inverse of f(x) for the limited domain x2-1.

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.