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erastovalidia [21]
4 years ago
8

From the sample space SequalsStartSet 1 comma 2 comma 3 comma 4 comma ... comma 15 EndSet​, a single number is to be selected at

random. Given the following​ events, find the indicated probability. ​A: The selected number is even. ​B: The selected number is a multiple of 4. ​C: The selected number is a prime number. ​P(B and​ C)
Mathematics
1 answer:
Lady bird [3.3K]4 years ago
4 0

Answer:

P(B and C) is 2/25

Step-by-step explanation:

Set = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15}

A = even numbers

A = {2, 4, 6, 8, 10, 12, 14}

B = Multiple of 4

B = {4, 8, 12}

C = prime number

C = {2, 3, 5, 7, 11, 13}

P(B) = 3/15 = 1/5

P(C) = 6/15 = 2/5

P(B and C) = 1/5 * 2/5 = 2/25

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9 - 6 = 8 hours if we excude the lunch hour.

For normal 8 hours, the wages are 64

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Y_Kistochka [10]

Answer:

x = 70

Step-by-step explanation:

Step 1: Simplify both sides of the equations.

  • \frac{x}{10} = \frac{5x}{7}-43
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Step 2: Subtract 5/7x from both sides.

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Step 3: Multiply both sides by 70/(-43).

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Step 4: Check if solution is correct.

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3 years ago
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4 0
3 years ago
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