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enyata [817]
2 years ago
8

A bag contains 3 red,4 green, and 5 blue marbles. Three marbles are drawn at random. What is the probability that all three are

of different colors?.
Mathematics
1 answer:
Reptile [31]2 years ago
8 0

Answer:

1/22

Step-by-step explanation:

assuming that the marbles drawn are not replaced:

P(red) = 3/12 or 1/4

P(green) = 4/11

P(blue) = 5/10 or 1/2

multiply the probabilities together:

1/4 x 4/11 x 1/2 = 1/22

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n200080 [17]

Answer:

Θ = 157.7°

Step-by-step explanation:

Given

cosΘ = - 0.925

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Since 0° ≤ Θ ≤ 180° then Θ is in the second quadrant. thus

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8 0
3 years ago
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Alenkinab [10]

Answer:

Total change in Sales of Bushels =116

Step-by-step explanation:

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Average Sale=  per day

Average Sale per week =

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3 0
3 years ago
In 6 years, John will be 3 times the age he was 2 years ago. What is his current age?
Vladimir79 [104]

Answer:

John is currently 6 years old.

Step-by-step explanation:

2 years ago: x years

Current time: x+2

In 6 years: x+8

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3(x)=x+8= 3x=x+8

(subract x from both sides)

2x=8

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Therefore, John is 6 years old in current time

7 0
3 years ago
Will mark brainli if you give explanation
dmitriy555 [2]

Answer:

960 ft²

Since you are doing volume, your multiplication sentence would look like

Length * Width * Height

Now, if you multiply 10 * 8 * 12, your answer will be 960 ft²

5 0
3 years ago
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A baker has 6 small bags of flour. Each bag weighs 1 pound. She divides each bag into thirds. How many 1/3 - pound bags of flour
lana [24]

Answer:

18 smaller bags

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