The following data was collected from a survey in which people identified their average salaries over the past ten years. Identify the number of classes in the histogram.

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36

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?

Full year - williamshow many square inches are in 60 square feet? 5 square inches72 square inches720 square inche8.640 square inches