anonymous
  • anonymous
You have a standard number cube. What is the probability of rolling a number less than 3, and then rolling a prime number?
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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chestercat
  • chestercat
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kropot72
  • kropot72
How many numbers less than 3 are on the cube?
anonymous
  • anonymous
2
kropot72
  • kropot72
Yes, there are 2 numbers less than 3 on the cube. So the probability of rolling one of those numbers is 2/6. How many prime numbers are on the cube?

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anonymous
  • anonymous
2 3 5
kropot72
  • kropot72
Correct. So the probability of rolling a prime number is 3/6. The events are independent, therefore the required probability is the product of the two values of probability: \[\large P=\frac{2}{6}\times\frac{3}{6}=you\ can\ calculate\] Note: The fractional result must be simplified.
anonymous
  • anonymous
1/6
kropot72
  • kropot72
That is correct.

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