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Andrews [41]
3 years ago
15

There are 11 balls numbered 1 through 11 placed in a bucket. What is the probability of reaching into the bucket and randomly dr

awing three balls numbered 4, 9, and 7 without replacement, in that order? Express your answer as a fraction in lowest terms or a decimal rounded to the nearest millionth.
Mathematics
1 answer:
xz_007 [3.2K]3 years ago
6 0

Answer:

Probability of drawing four balls numbered 1, 4, 8, and 6 from a 8 ball bucket = 0.041667

Step-by-step explanation:

Probability is  of the ratio of number of favorable outcomes to the total number of outcomes.

Here outcome is drawing 4 balls from a 8 ball bucket.

Favorable outcome is randomly drawing four balls numbered 1, 4, 8, and 6.

Total number of ways in which 4 balls from a 8 ball bucket can be drawn is given by 8 x 7 x 6 x 5 = 1680.

Total number of ways in which drawing four balls numbered 1, 4, 8, and 6 from a 8 ball bucket is given by 8C₄

   

Probability of drawing four balls numbered 1, 4, 8, and 6 from a 8 ball bucket is given by

      

Probability of drawing four balls numbered 1, 4, 8, and 6 from a 8 ball bucket = 0.041667

Read more on Brainly.com - brainly.com/question/13409547#readmore

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Answer:

{x = -3 , y=2  (Isolved for both variables be elimination)

Step-by-step explanation:

Solve the following system:

{3 x + 5 y = 1 | (equation 1)

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Swap equation 1 with equation 2:

{7 x + 4 y = -13 | (equation 1)

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Subtract 3/7 × (equation 1) from equation 2:

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Multiply equation 2 by 7/23:

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Divide equation 1 by 7:

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Collect results:

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Step-by-step explanation:

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