Eighteen students decide they don't want to be rescued and want to continue to live in the
jungle. If this represents 40% of the students,
how many students want to be rescued?

The triangles are similar. what is the value of x? show your work.

In the triangles, tr = ge and sr = fe. if = 3.2 ft, which is a possible measure of ? 1.6 ft 3.0 ft 3.2 ft 4.0 ft

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?