How many different shapes can you make with the 4 triangles cut from this rectangle? how do you know?

Charlie is a car salesman he earns $800 plus a 9% commission on all of her sales for the week if charlie receive the payment for $1960 this week how much where is total sales

Se tiene en una caja de canicas 10, 4 blancas y 6 negras ¿cual es la probabilidad que en 2 extracciones con reemplazo sean blancas? ¿cual es la probalidad que en 2 extracciones sin reemplazo sean negras?

Acd that is originally priced at $15.85 red-tagged for the sale. what is the sale price of the cd