Una caja contiene 3 bolas verdes, 5 bolas rojas y 2 bolas azules. Si se extraen al azar dos bolas sin reposición, ¿cuál es la probabilidad de que la primera sea azul y la segunda sea verde?

Answers

Answer 1

Responder:

1/15

Explicación paso a paso:

Dado que :

Número bolas verdes = 3

Número de bolas rojas = 5

Número de bolas azules = 2

Dibujo sin reemplazo; probabilidad de que el primero sea azul, el segundo sea verde

Probabilidad = resultado requerido / Total de resultados posibles

Resultados posibles totales = 3 + 5 + 2 = 10

P (1er azul) = número de azules / 10

P (1er azul) = 2/10 = 1/5

Sin reemplazo :

Total restante = 10 - 1 = 9

P (segundo verde) = número de verdes / 9 = 3/9

Probabilidad del primer azul y del segundo verde:

1/5 * 3/9 = 3/45 = 1/15

Answer 2

The probability that the first is blue and the second is green is 1/15

Probability is the likelihood or chance that an event will occur.

Probability = Expected outcome/Total outcome

If a box contains 3 green balls, 5 red balls and 2 blue balls, the total number of balls is 10balls

Total outcome = 10 balls

If blue is selected at first, the probability of selecting blue is 2/10 = 1/5

If green is selected without replacement, the probability of selecting green will be 3/9Pr(selecting red and then green) = 1/5 * 1/3 = 1/15

Learn more on probability here: https://brainly.com/question/24756209


Related Questions

8.314, 8.356, 8.475, 8.36, 8.43, 8.5


LESSER GREATER

ASAP PLS

Answers

Answer:

8.314, 8.356, 8.36, 8.43, 8.475, 8.5

^ This is the numbers from least to greatest, 8.314 being the least and 8.5 being the greatest.

Step-by-step explanation:

First, start off with the lowest number. You will see that each number starts with 8, so we go to the next number. You will now see three numbers having the number 3 in the second place. Now, we go to the next digit after that.

1 is less than 5 and 6, and 5 is less than 6.

This means that the 1 will go first, followed by the 5, then the 6.

Now we see that there are two numbers with a 4 in the second decimal place. The next number after that will now determine where it goes.

3 is less than 7, so that means 3 will come before 7.

The digit 5 is the greatest, so it will be at the end of the list.

#teamtrees #WAP (Water And Plant)

PLEASE ANSWER ASASP FOR BRAINLEST!!!!!
Simplify:
1/4m +3/4m -3/8 (m + 1)

Answers

Answer:

5/8m - 3/8

Step-by-step explanation:

1/4m + 3/4m - 3/8(m+1)

= 2/8m + 6/8m - 3/8(m+1)

= 2/8m + 6/8m - 3/8m - 3/8

= 5/8m - 3/8

A pickup truck can carry a maximum
weight of 1000 pounds. A company
uses one of these trucks to deliver 125-
pound bags of sand. The total weight
is a function of the number of bags of
sand on the truck. What is the
greatest value in the domain for this
situation?

Answers

The answer is 454455

Answer:

125x=1000

=8 bags of sand

Step-by-step explanation:

The sum of two consecutive odd integers is 150. what are the two integers ?

Answers

Answer:

75..............................

2 (x + 5) = } (x – 4)?
Help

Answers

Answer:

X= -14

Step-by-step explanation:

So we can first simplify the equation

2x+10=x-4

Now just solve i normally

x+10=-4

x=-14

So x is -14

The pattern on a rug is made up of hexagons, as shown below. What is the value of x?

Answers

840 you just multiply 140 time 6

Answer:

x=80°

Step-by-step explanation:

hexagon has a total of 720 degrees

720-(140×4)=160

160/2= 80

x=80°

Ok so I I don’t feel like doing math work while I’m sick can someone else figure out the answer because if I don’t turn this in I get an F but I’m to sick to want to figure out the maze. Please help me

Answers

Answer:

down, right, bottom left(1), right, right, right, finish

Step-by-step explanation:

In a sale the price of a sofa is reduced by 70%. The price is £255 Work out the price before the sale

Answers

Answer:

850

Step-by-step explanation:

850*0.3=255

I neeeeedd heeeellppp!!!

Answers

Answer:

y  ≤ 0

Step-by-step explanation:

im 99% sure this is correct

hope this helps <3

Please help! the photo is below

Answers

Answer:

8:4

Step-by-step explanation:

there is 8 frogs and there is 4 snakes

There are 8 frogs
There are 4 snakes
Frogs to snakes = 8:4, simplify
The answer is 2:1

Eight times a number increased by nine is the same as 15 more than 7 time the number.Find the numbers​

Answers

Answer:

the number is 6

Step-by-step explanation:

8x+9=15+7x

8x-7x+9=15+7x-7x

x+9=15

x+9-9=15-9

x=6

Answer:

the answer is 6.

I found the answer by:

8x+9=15+7x

8x-7x+9=15+7x-7x

x+9=15

x+9-9=15-9

x=6

Hope this helps, have a blessed day/night, stay safe, happy holidays, and merry christmas!

Yay so, Which one of these answers is part of pi?
5.6
3.14
2.89
7.77
None of these



(I know the Swansea but y’all fill in the blank to this phot lol anything goes its not meant to be dirty answers tho) lol

Answers

Answer:

3.14

Step-by-step explanation:

Because pi equals to 3.14 and more numbers

Use parentheses to show two ways of grouping the numbers in 12 • 8 • 25. Tell which expression you think would be easier to simplify, and why. Then simplify the expression.

Answers

Step-by-step explanation:

First no. is 12

Second no. is 8

Third no. of 25

Way 1 of grouping the numbers,

(12×8)×25

We can use associative law of multiplication as follows :

(a×b)×c = a×(b×c)

(12×8)×25 = (96) × 25

= 2400

Way 2,

12×(8×25) = 12 × 200

= 2400

Way 2 is easier to simplify because when we multiply 8 and 25, we get 200. It is very easy to multiply any number with a number that have zeroes. As a result we easily get the answer i.e. 2400.

Answer:

ionk

Step-by-step explanation:

Can somebody plz answer all the questions correctly please thanks!
(Only if u done this before)

WILL MARK BRAINLIEST WHOEVER ANSWERS FIRST :DDD

Answers

Answer:

a. 60%

b. 37%

c. 3%

Step-by-step explanation:

a. 72/ 120 then multiply by 100

b. 120- 72 + 4 = 44/ 120 x 100

c. 4/120 x 100

Answer:

a) 60%.      b) 37%.      c) 3%

A number plus its opposite is called the
Property. *
O Additive Inverse
Commutative
Associative
Distributive

Answers

Answer:

The answer is the first one - Additive Inverse.


You bought 5 chocolate bars and 8 blow pops for $23.25. Your sister bought 2 chocolate bars and 13 blow pops for $21.55. How much did each chocolate
bar cost? Each chocolate bar cost?

Answers

Answer:

Cost of each chocolate bar  = $2.65

Cost of each blow pop  = $1.25

Step-by-step explanation:

Let x = Cost of chocolate bar

y= Cost of blow pops

We can make system of equations and find value of x and y

You bought 5 chocolate bars and 8 blow pops for $23.25.[tex]5x+8y=23.25[/tex]

Your sister bought 2 chocolate bars and 13 blow pops for $21.55. [tex]2x+13y=21.55[/tex]

Let:

[tex]5x+8y=23.25--eq(1)\\2x+13y=--eq(2)[/tex]

Multiply eq(1) with 2 and eq(2) with 5 and subtract

[tex]10x+16y=46.5\\10x+65y=107.75\\- \ \ \ - \ \ \ \ \ \ - \\------\\-49y=-61.25\\y=\frac{-61.25}{-49} \\y=1.25[/tex]

So, value of y = 1.25

Putting value of y in eq(1) to find value of x

[tex]5x+8y=23.25\\5x+8(1.25)=23.25\\5x+10=23.25\\5x=23.25-10\\5x=13.25\\x=13.25/5\\x=2.65[/tex]

Value of x = 2.65

So, Cost of each chocolate bar = x = $2.65

Cost of each blow pop = y = $1.25

(50-72) 15 =
please help

Answers

Answer:

-330

Step-by-step explanation:

Trust me :)) sjsksksk

12, 3, -6, 15, ...
what is the 44th term in this sequence

Answers

Answer:

the 44th term in this sequence is 3

Step-by-step explanation:

No the 44th term in the sequence is -375.

Alex has 235 candies. He wants to place the candies in five equal groups. How many candies will Alex place in each group?
A.47
B.30
C.81
D.20

(help,by the way its a math test and i need help with this question)

Answers

Answer:

A.47

Step-by-step explanation:

Step-by-step explanation:

235 / 5 = 47

Hence there are 47 candles in each group (A).

Identify the range, What is the range?

Answers

Answer: 5 is the range.

Step-by-step explanation:

You have to subtract the lowest input number from the highest input number to find the range:

7 - 2 = ?

= 5

The range is 5.

I hope I helped and have a great day! ^-^

188 is 150% of what number?

Answers

1 Answer


Don't Memorise
Feb 16, 2016
The number
=
125.33
Explanation:
Let the number be denoted as
x
:
As per the question:
188
=
150
%
×
(
x
)
188
=
150
100
×
(
x
)
188
×
(
100
150
)
=
x
125.33
=
x
It is 282

Hope this helps

Have a happy holidays

Please help me im very depressed and im struggling a lot on my math and i really need some answers


Which sequence shows the numbers in order from least to greatest?

Answers

Answer:

C

Step-by-step explanation:

Answer:

B

Step-by-step explanation:

-2.45 times 10 squared is -245 while square root of 93 is 9.643650761 so 6.387 is the smallest then square root of 93 then -2.45 times 10 squared.

The little town fine arts center charges $24 per adult and $14 per senior citezen for its performance. On recent weekend evening when the number of seniors was 167 more than the number of adults who paid admission, the total receipts were $8722. How many who paid were senior citizens

Answers

Answer:

Step-by-step explanation:

The little town fine arts center charges $24 per adult and $14 per senior citezen for its performance. On recent weekend evening when the number of seniors was 167 more than the number of adults who paid admission, the total receipts were $8722. How many who paid were senior citizens

A 4-cup bottle of soda costs $5.64. What is the price per pint?

Answers

Answer:

2.82

Step-by-step explanation:

A pint is two cups, and 5.64 divided by 2= 2.82

Use the properties of logarithms
Rewrite the following in the form log(c).
5log(2)

Answers

Answer: [tex]5\log(2)=\log(2^5)[/tex]

Step-by-step explanation:

According to the properties of logarithms, we have

To rewrite : [tex]5\log (2)[/tex] in the form of log(c).

Therefore,

[tex]\leq 5\log(2)=\log(2^5)[/tex]   [[tex]\because\ n\log(m)=\log(m^n)[/tex]]

Hence, [tex]5\log(2)=\log(2^5)[/tex] .

Find 12% of 1,046 ????????

Answers

12 percent = 12/100 = 0.12
1,046 * 0.12 = 125.52
Solution: 125.52

tell me the answer on this to lazy at least am honest ​

Answers

Answer:

reflection

Step-by-step explanation:

it goes against the y axis

Answer:

reflection

Step-by-step explanation:

it was reflected over the y-axis

Hope this helps  :)

which expression is equivalent to 8x-12y+32

Answers

Answer:

2x-3y+4

Step-by-step explanation:

greatest commln factor is four so divide everything by four

Answer:

umm where are the option i will give you an answer but i dont see any option

Step-by-step explanation:

4(2x-3yplus8)

Consider the line y= -1/2x+5

What is the slope of a line parallel to this line?
What is the slope of a line perpendicular to this line?

Answers

Answer:

Step-by-step explanation:

For a line to be parallel, it needs to have same slope so the slope is -1/2 for parallel.

The slope for perpendicular is the negative reciprocal so 2.

Best answer gets brainliest hurry ASAP

Answers

enter your answer in the box

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