Given a bag of 4 red marbles, 5 blue marbles and 6 green marbles, find the probability of
drawing a blue marble and then drawing another blue marble without replacing the first
one.

Please help me!!!

Answers

Answer 1

Answer:

Step-by-step explanation:

Probability of drawing a blue marble

= Number of blue Marble/ Total number of marble

= 5 / 4 + 5 + 6

= 5 / 15

= 1/3

Probability of taking another blue marble without replacing the first one

= Number of blue marble - 1 / Total number of marble - 1

= 5 - 1 / 15 - 1

= 4 / 14

= 2/7


Related Questions

What is the radius of a sphere with a volume of 12,348 π cubic feet?

Answers

Answer:

Radius = 21

Step-by-step explanation:

Volume of a sphere = 4/3 * pie * radius^3

12,348 pie = 4/3 * pie * radius ^3

12,348 = 4/3 * radius^3

(12,348 * 3)/ 4 = radius^3

9261 = radius^3

radius = [tex]\sqrt[3]{9261}[/tex]

radius = 21

Write the equation of the parallel line - x + 2y = 12 that goes through the
point (10,8).
Write your answer in in slope-intercept form,
y = m x +
b
slope
y-intercept

Answers

Answer:

Step-by-step explanation:

someone help me plz!!!

Answers

Answer:

The distributive property.

Step-by-step explanation:

The distributive property

Keisha has been given a List of 5 bands and asked to place a vote. Her vote must have the names of her favorite and second favorite bands from the list. How many different bands are possible ? Please help me

Answers

Answer:

2

Step-by-step explanation:

because she hast to pick her favorite and second favorite

please help me with this answer it’s very confusing

Answers

Answer:

19

Step-by-step explanation:

1 centimeter is 10 millimeters

190 / 10 = 19

I think it is 19 centimeters

what is this
Writing State the Pythagorean Theorem. Describe how you determine where
the lengths of the sides of a right triangle get substituted into the equation.

Answers

Answer:

In mathematics, the Pythagorean theorem, or Pythagoras's theorem, is a fundamental relation in Euclidean geometry among the three sides of a right triangle. It states that the area of the square whose side is the hypotenuse (the side opposite the right angle) is equal to the sum of the areas of the squares on the other two sides. This theorem can be written as an equation relating the lengths of the si…

Step-by-step explanation:

Answer: Hope This Helps!

Step-by-step explanation:

Pythagoras Theorem Statement Pythagoras theorem states that “ In a right-angled triangle, the square of the hypotenuse side is equal to the sum of squares of the other two sides “. The sides of this triangle have been named as Perpendicular, Base and Hypotenuse.

What about this one

Answers

Answer:

3/20

Step-by-step explanation:

Answer:

3/20

Step-by-step explanation:

The circle is a whole, or 1

1 - 1/4 - 3/5 = area shaded

1 - 5/20 - 12/20 = area shaded

1 - 17/20 = area shaded

3/20 = area shaded

Another method:

1 - 0.25 - 0.6

1 - 0.85 = 0.15

0.15 = 3/20

If my answer is incorrect, pls correct me!

If you like my answer and explanation, mark me as brainliest!

-Chetan K

LOOK AT THE PICTURE or click on the file

Answers

The exponent function will be f(x) = 1/3 (4)ˣ. Then the correct option is C.

What is an exponent?

Let b is the base and x is the power of the exponent function and a is the leading coefficient. The exponent is given as

y = a(b)ˣ

At x = 1, the value of y will be 4/3. Then we have

4/3 = ab   ...1

At x = 2, the value of y will be 16/3. Then we have

16/3 = ab²  ...2

From equation 1 and 2, we have

b = 4 and a = 1/3

Then the function will be

f(x) = 1/3 × (4)ˣ.

Then the correct option is C.

More about the exponent link is given below.

https://brainly.com/question/5497425

#SPJ1

Plsss help I will give brainliest

Answers

Answer:

a. 180 - 90 + 65

180 - 155 = 25 degrees

b. 5^2 + 6^2 = 61

61 : 7^2 = 49 close enough 8^2 = 64 too much. 7 is your answer.

c. 100 divided by 0.10 = 1000

Find the value of each variable in the parallelogram

PLEASE HELPPPP!!

Answers

Answer:

m = 35

n = 110

Step-by-step explanation:

70/2 = 35

70 + 70 = 140

360 - 140 = 220

220/2 = 110

Jack earned a base pay of $600 plus a 5% commission on his sales. If his sales were $25,000 for the week, what was his total paycheck?

Answers

Answer:

1,850

Step-by-step explanation:

600+.05(25000)=1,850

Un joyero tiene forma de un prisma con base hexagonal tiene una altura de 3cm y un volumen de 67.5cm3 cual es el area de su base ??

Answers

Answer:

22.5 cm²

Step-by-step explanation:

La fórmula para el volumen de un prisma con una base hexagonal = Área de la base × Altura

De la pregunta anterior

Área de la base =?

Altura = 3 cm

Volumen = 67.5 cm³

Área de la base = Volumen ÷ Altura

Área de la base = 67.5 cm³ ÷ 3cm

= 22.5 cm²

Por lo tanto, el área si es base = 22.5 cm²

Which choice is equivalent to the expression below
5x sqrt2 - 3 sqrt2 + x sqrt2

Answers

Answer:

answer is D I think

Step-by-step explanation:

.............

show that (X+1)(x+3)(x+5) can be written in the form ax^3+bx^2+cx+d

Answers

Answer:

(x+1)(x+3)(x+5) = x^3 + 9 x^2 + 23 x + 15

Step-by-step explanation:

If you apply the distributive property, you can expand the expression to x^3 + 9 x^2 + 23 x + 15, from that you can see that:

a = 1

b = 9

c = 23

d = 15

And with these values, ax^3+bx^2+cx+d completely equals the given expression.

Answer:

Step-by-step explanation:

Hope this is helps u !!

x+3y=6 2x+8y=-12 I can't solve this equation but it needs to be done in substitution​

Answers

Answer:

x=−3y+6; x=−4y−6

Step-by-step explanation:

the point
Analyze Henry's work. Is he correct? Explain your
answer.
O No, he did not substitute properly in step 1.
O No, he incorrectly evaluated an exponent in step 2.
O No, he did not add correctly in step 3.
O Yes, he calculated the distance correctly.

Answers

I don’t know the answer to this but I am working on it right now

THIS IS exact and approximate pi PLS HELP ME BEFORE I FAIL​

Answers

Answer:

Approximate: C ≈ 50.27

Exact: C = 16π

Step-by-step explanation:

C = 2πr

We know that r is 8

C = 2π8

C = 16π

C ≈ 50.27

The circumference of a circle is 16π unit²

What is circumference of a circle?

The circumference of a circle is defined as the linear distance around of circle.

Formula of circumference of a circle (C) = 2πr

Where r is radius of circle

Given radius of circle (r) = 8,

Substitute the value of r,

C = 2π(8)

C = 16π unit²

Substitute π = 3.14,

C 50.27 (approximate)

Thus, the circumference of a circle is 16π unit²

Learn more about Circles

https://brainly.com/question/11833983

#SPJ2

ANSWER THISSSSSSSSSS

Answers

Answer:

it depends on how its being answered so i'm going to answer its by what i think it is (20)

Step-by-step explanation:

technically is every piece of clothing in one outfit like one different sock to the same parts of an outfit is the same thing right?

i answered this the best i could im sorry if it wrong

Mr. Duncan creates a pop quiz for his students. On the quiz, students must order the following numbers from least to greatest.
– 1.15, V14, 3, -18}
Which list shows the correct response to the question on Mr. Duncan's quiz?
9
0 -1.15, - 18 , V14
O -1.15, -78, 14 , 1
O-V8. - 1.15, 14,
0 -18. - 1.15, , V14

Answers

Answer:

im sry but i have no idea

Step-by-step explanation:

Help! No links! And- ye-

Answers

Answer:

Adding 4 and 2

Step-by-step explanation:

PEMDAS

Answer:

Adding 4 + 2 !

Because they are in parenthesis (remember PEMDAS), you do that part of the problem first.

Hope this helps! Have a lovely rest of your day/night! <3

BRAINLIEST! hello please help i’ll give brainliest

Answers

Answer:

the bin, 60-69 has the most data values

Step-by-step explanation:

since it has the highest frequency it has the most data values

Answer:

Step-by-step explanation:

The bin 60-69, contains the most data 100% positive that this is correct

For the pair of coordinates, describe the translation rule: A(-2,-6) to A'(-5, -9).


Answers

Answer: a=0 hope that helps sorry i don't have time to explain bye !

Step-by-step explanation:

If you show steps i will give BRAINLIEST

Petra gives Ian the clue below to help him guess a
number.
When the number ( x ) is doubled and the product
is reduced by five, the final result is less than 23.

Which inequality correctly represents this clue?

A. 2x - 5 < 23
B. 2 (x-5) < 23
C. 2x - 5 > 23
D. 2 (x-5) > 23

Answers

Answer:

2x - 5 < 23

2x < 28

x < 14

Step-by-step explanation:

Petra gives Ian the clue below to help him guess a number.When the number (x) is doubled and the product is reduced by five, the final result is less than 23.Which inequality correctly represents this clue?

Answer:

2x - 5 < 23

Step-by-step explanation:

2x - 5 < 23

2x < 28

x < 14

Find the value of each variable

Answers

Answer:

z = 77

y = 103

Step-by-step explanation:

The angle where 103 and z meet is supplementary, which means it is 180. Since we know one side is 103, we just have to subtract this value from 180 to find the other side, 77.

The total angle measure of a trapezoid is 360. Since we have all the values now except for one, we can simply add them all together: 95 + 77 + 85 = 257. Then, subtract this number, 257, from 360, to get the final angle measure as 103.

Hope this helped.

i need help and thank you

Answers

Answer:

Hello! answer: 6

Step-by-step explanation:

2 × 3 = 6 12 - 6 = 6 therefore the answer is 6 hope that helps!

Answer:

6

Step-by-step explanation:

The boys basketall team averages 52 points per game with a standard deviation of 7.0 points. What is the probability that the boys will score between -1.2 and 2.0 standard deviations of their average?

Answers

Answer:

0.6832

Step-by-step explanation:

Given :

Mean, m = 52

Standard deviation, s = 7

-1.2 standard deviation of average = 57 - 1.2(7) = 57 - 8.4 = 48.6

2 standard deviations of average = 57 + 2(7) = 57 + 14 = 71

Zscore = (48.6 - 52) / 7 = - 0.486

Zscore = (71 - 52) / 7 = 2.714

P < -0.486) = 0.31348

P < 2.714 = 0.99668

P < 2.714 - P < -0.486 = (0.99668 - 0.31348) = 0.6832

If a bracelet costs $50 and there is a 25% off sale, what is the sale price?

Answers

25% of 50 is 12.5
50 - 12.5 = 37.5
So the answer is $37.50

what does 4(15w) + 90 =

Answers

Answer:

110

Step-by-step explanation:

Answer:

60w+90

Step-by-step explanation:

That would be the simplified expression

Find the measure of the angles.
Please show the steps if you can.

Answers

I hope this helps! ^^

Answer:

1. 2

2. 2.4

Step-by-step explanation:

1. 30 + 30 = 60

360 / 60 = 6

6 / 3 = 2

2. 25 + 25 = 50

360 / 50 = 7.2

7.2 / 3 =2.4

I think thats the answer I don't know if im right

Work out the surface area of the solid cuboid.

The diagram is not drawn to scale.

Answers

Answer

[tex]surface \ area = 2( lb + bh+hl) = 2(6 + 12 + 8) =2*26 = 52cm^2[/tex]

Answer:

52 cm^2.

Step-by-step explanation:

SA = 2 (2*3 + 3*4 * 2*4)

= 2 * 26

= 52 cm^2.

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