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Vadim26 [7]
3 years ago
13

The table below shows the number of marbles of different colors in a box. A fair coin is shown below the table.

Mathematics
2 answers:
andrezito [222]3 years ago
8 0
First we need to find the probability of selecting the 1 blue marble out of the 20 marbles total, which is 1/20.

Next, we need to find the probability of tossing the fair coin so it lands tails up, which is 1/2.

To find the probability of both events happening, we need to multiply the probabilities of the two individual events:
1/20 * 1/2 = 1/40

So the answer is 1/40, or 2.5%

Sorry about the poor formatting :( I'm on my phone at the moment, which makes it difficult.

Hope I helped, and let me know if you have any questions :D
ruslelena [56]3 years ago
4 0
For the blue marble its 1 out of 20 and for the coin its 50/50 or 1 out of 2
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Answer:

We conclude that the equation of the line is:

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Step-by-step explanation:

The slope-intercept form of the line equation

y = mx+b

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Given the data table

x      -3 -5 -7 -9 -11

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From the table taking two points

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\mathrm{Slope}=\frac{y_2-y_1}{x_2-x_1}

\left(x_1,\:y_1\right)=\left(-3,\:-16\right),\:\left(x_2,\:y_2\right)=\left(-5,\:-26\right)

m=\frac{-26-\left(-16\right)}{-5-\left(-3\right)}

m=5

Thus, the slope of the line is:  m = 5

substituting m = 5 and (-3, -16) in the slope-intercept form of the line equation  to determine the y-intercept b

y = mx+b

-16 = 5(-3) + b

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b = -16+15

b = 1

Thus, the y-intercept b = 1

now substituting m = 5 and b = 1 in the slope-intercept form of the line equation

y = mx+b

y = 5x + 1

Therefore, we conclude that the equation of the line is:

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3 years ago
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olga_2 [115]
The answer is c
Ok please thanks me if I’m correct
If is not correct comment
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Answer:

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