Mathematics: A bag contains 12 blue marbles, 15 red marbles, and 13 purple marbles. If Monty randomly draws a marble from the bag (and puts it back) 20 times, how many times should he expect to pull a blue marble?

A bag contains 12 blue marbles, 15 red marbles, - id121511975754, mayorga2genesis2

Ответ:

jessiegarrison1

18.03.2021

Mathematics

Answer is in the photo. I couldn't attach it here, but uploaded it to a file hosting. link below! Good Luck!

cutt.ly/4zZs6GM

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Ответ:

demelahar

18.03.2021

Mathematics

Monty should expect to pull a blue marble 6 times because 12/40(20)=6

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Ответ:

balwinderdev

06.04.2020

Mathematics

r = 4 units

Step-by-step explanation:

Substituting the values V = 201.06 cubic units and h = 12 units in the formula $V = \frac{1}{3}* \pi r^{2} h$ , you get 201.06 = $\frac{1}3}*\pi r^{2} *12$

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A bag contains 12 blue marbles, 15 red marbles, and 13 purple marbles. If Monty randomly draws a marble from the bag (and puts it back) 20 times, how many times should he expect to pull a blue marble?

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