Mathematics, 25.09.2019 02:30 emily9656

Original 45 new 30 what is the percent of decrease?

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Mathematics, 21.06.2019 21:20

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?