How many different ways can you choose 5 books from a shelf containing 12 books? type a numerical answer in the space provided.

Divide. write in the simplest form. 4 1/6 divided by 10

In angle pqr find the measure of

Sophia wrote an equation to represent the revenue of a movie theater for one day. she let x represent the number of child tickets sold and y represents the nunver of adult tickets sold. if a child ticket cost $4, an adult ticket cost $6, and the total revenue for the daybwas $420, which equation could sophia use to represent the number of chikd and adult tickets that were sold?