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Vesnalui [34]
3 years ago
12

A bag has 3 red marbles, 3 blue, 4 green and 2 yellow. What is the theoretical probability of pulling a red marble?

Mathematics
1 answer:
svetlana [45]3 years ago
4 0

Answer:

Fraction: \frac{1}{4}

Decimal: 0.25

Percentage: 25%

Step-by-step explanation:

Have a good day :)

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A bag contains 6 black marbles and 4 white marbles. Sally takes out a black marble and does not put it back. What is the probabi
Neko [114]

Answer:

\frac{5}{9}

Step-by-step explanation:

Total\ marbles=10\\\\Black=6\\\\White=4

After removing one black marble:

Total\ remaining\ marbles=9\\\\Remaining\ Black=5\\\\P(Black)=\frac{Remaining\ Black\ marbles}{Total\ remaining\ marbles}\\\\P(Black)=\frac{5}{9}

6 0
3 years ago
Find the zeros of the function: f(x)=3x^2-5x+3
maks197457 [2]

Answer:

x = 5 ± i √ 11 /6

Step-by-step explanation:

The roots (zeros) are the  x  values where the graph intersects the x-axis. To find the roots (zeros), replace  y  with  0  and solve for  x .

8 0
3 years ago
–2z − 7 need this done now
Debora [2.8K]

Answer:

the value of the z is -3.5

Step-by-step explanation:

According to the question, the following information is given

-2z - 7

Based on the above information

We assume that we have to determine the z value

so

-2z - 7 = 0

-2z = 7

z = 7 ÷ -2

= -3.5

Hence, the value of the z is -3.5

The same is to be considered and relevant too

5 0
3 years ago
Which quadrants does the line representing the equation y=6x pass through?
emmasim [6.3K]

Answer:

1 and 3

Step-by-step explanation:

6 0
3 years ago
Savannah is making a quilt with squares that have side lengths of 15/16 foot each. Are the side lengths of the squares closer to
alekssr [168]

Answer:

1 foot long

Step-by-step explanation:

If this fraction is closer to one it will be close to 16/16. And since 8 is half of 16, any fraction that is around 8/16 is closer to 1/2. 15 is closer 16 so this fraction is closer to one.

8 0
2 years ago
Read 2 more answers
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