The cost of admission to a theme park is shown below.Under age 10Ages 10-65Over age 65$15$25$20Yesterday, the theme park sold 810 tickets and earned $14,500. There were twice as many children under 10 at the park as there were other visitors. If y, and z represent the number of $15, $25, and $20 tickets sold, respectively, which of the following can be used to find how many of each sold?

The Praxis Mathematics (5165 ) Exam is a test required by many states for credential candidates planning to teach mathematics at the high school level. It is a single, computer-delivered test that includes questions from two content categories.

The first content category includes Number and Quantity, Algebra, Functions and Calculus. The second content category includes Geometry, Probability and Statistics, and Discrete Mathematics.

The test consists of various question types including selected-response, numeric entry, drag-and-drop and text completion.