You pick a card at random. Without putting the first card back, you pick a second card at
random.
123
What is the probability of picking a 2 and then picking a 1?
Write your answer as a fraction or whole number.

Answers

Answer 1

Answer:

1/6

Step-by-step explanation:

Firstly, Pr(e) = n(e)/Total outcome

Pr(2) = 1/3

Pr(1) = 1/2

Pr(1 and 2) = 1/3 * 1/2 = 1/6


Related Questions

The circumstances of a circular painting is 9.42 feet what is the diameter of the painting use pi

Answers

R2= 4.71
3.14x 4.71x4.71= 69.65

What’s 2+1 come on answer it

Answers

3 ......................

Answer:

[tex]\huge\boxed{Answer\hookleftarrow}[/tex]

[tex]2 + 1 \\ = (1 + 1) + 1 \\ = 1 + 1 + 1 \\ = 3[/tex]

I need some help what is 1000 x 3.67 and with explaining thank you so much

Answers

Answer:

3670

Step-by-step explanation:

In 1000, there are 3 zeroes

So when multiplying by 3.67(or 3.670), you just move the decimal 3 places to the right

3.670 =36.70 = 367.0 = 3670.

If my answer is incorrect, pls correct me!

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

-Chetan K

Hurry!!!!!!!!!!!!!!!!!!!!!!!!!!!

Answers

Answer:

aa, ca, ac, cc

Step-by-step explanation:

Two angles are complementary. One has a measure of 25 degrees. What is the measure of the other angle?

Answers

Answer:

65°

Step-by-step explanation:

Complementary angles add up to 90°. This means the measure of the other angle can be represented as

90° - 25°

or

65°

Which has a different answer? A. 7 + 2 - 4 , B. 2 + 7 - 4 , C. 7 - 4 + 2 , D. 4 + 7 - 2

Answers

Answer:

d) 4 + 7 - 2

Step-by-step explanation:

7 + 2 - 4 = 5

2 + 7 - 4 = 5

7 - 4 + 2 = 5

4 + 7 - 2 = 9

Answer:

Step-by-step explanation:

4+7=2

David performed the following mathematical operation:
x+5
+9x-5
2x-
:-1)2x² +9
He was left with a remainder of zero. Which of the following statements must
be true?
A.
must be a root of the polynomial 2x² +9x-5.
o
B. O must be a root of the polynomial 2x² +9x-5.
O c.
must be a root of the polynomial 2x² +9x-5.
D. 5 must be a root of the polynomial 2x² + 9x-5.

Answers

Answer: C: x = 1/2

Step-by-step explanation:

The solution is , O c. 1/2 must be a root of the polynomial 2x² +9x-5.

What are Polynomials?

Polynomials are sums of k-xⁿ terms, where k can be any number and n can be any positive integer.

here we have this:

Considering the provided mathematical operation, we are going to identify wich is the correct statement, so we obtain the following:

Since the remainder is zero, it means that setting the divisor and quotient equal to zero gives us the roots, then we have:

2x-1=0

2x=1

x=1/2

and, we have,

x+5=0

x=-5

Finally we obtain that the roots are 1/2 and -5, then the correct answer is the option C.

Hence, The solution is , O c. 1/2 must be a root of the polynomial

2x² +9x-5.

Know more about Polynomials here:

brainly.com/question/2833285

#SPJ7

А
B.
Which of the following statements is/are true regarding the figure above?
Check all that apply.
U
A. It is a two-dimensional object.
B. It is a line segment.
C. It is a polygon.
D. It is a one-dimensional object.

Answers

Answer:

A.

C.

Step-by-step explanation:

the shape is a 2d shape and is a polygon as a polygon needs at least 3 straight sides

9 is added to a number and multiplied by 7. The result is 84.​

Answers

Answer:

12 because 9+3 = 12 12 • 7 = 84

Step-by-step explanation:

Hopes this helps. Mark as brainlest plz!

Answer:

the number is 3

Step-by-step explanation:

X= the number

7(x+9) = 84

7x+63 = 84

7x = 21

x=3

     Check:

    7(3+9) =84

      7 x12 = 84

       84=84

For which of the funds shown would you pay the most commission on the purchase of 100 shares?
a. Green Energy
b. TJH Small-Cap
c. Upton Group
d. WHI Health​

Answers

Answer:

its A just got it right

Step-by-step explanation:

Whats the difference between a subset and a proper subset? {5,8} {2,5,8} Is {5,8} a subset of {2,5,8}.

Answers

Answer:

[tex]\{5,8\}[/tex] is a subset of [tex]\{2,5,8\}[/tex]

Step-by-step explanation:

Required

Difference between subset and proper subset

To answer this question, I will use the following illustration.

[tex]A = \{1,2,3\}[/tex]

[tex]B = \{2,3\}[/tex]

[tex]C = \{1,2,3\}[/tex]

In the above sets, set B is a proper subset of set A because all elements of B can be found in A, but not element of A can be found in B.

Set C is a subset of A because [tex]A = C[/tex]

Using the above illustration, we have:

[tex]\{5,8\}[/tex] and [tex]\{2,5,8\}[/tex]

[tex]\{5,8\}[/tex] is a subset of [tex]\{2,5,8\}[/tex], because 5 and 8 are in [tex]\{2,5,8\}[/tex] but 2 which ca be found in [tex]\{2,5,8\}[/tex] is not in [tex]\{5,8\}[/tex]

hii! i’ll give brainliest pls help

Answers

Answer:

the answer's option 3 * landslide *

Step-by-step explanation:

-

Answer:

Option 3

Step-by-step explanation:

A landslide is the most occurring disaster for people living in hills

Hope it helps

You can kick "b" soccer balls into a goal in 2 minutes, and you have been kicking for 16 minutes. You take a break then kick 3 more balls. Do NOT try to solve, but write me an EXPRESSION that represents how many balls you kicked in totall

Answers

Answer:

x = 8b + 3

Step-by-step explanation:

BRAINLIST PLZ

Answer:

x = 8b + 3

Step-by-step explanation:

x = 8b + 3

You can kick "b" balls in 2 minutes. There are 8 two-minute intervals in 16. So 8 is multiplied by "b" soccer balls. 3 is the extra number of balls kicked after the break. x is the total number of soccer balls kicked.

16 points helllppppppppppppppp

Answers

12.3, the mean is the biggest number of the group

What’s 2+2 I need a whole explanation with calculations and examples come on

Answers

Answer:

4

Step-by-step explanation:

2+2

=4

Answer:

The real answer

Step-by-step explanation:

Find the equation of a line that passes through the points (1,-5) and (3,-6).
Leave your answer in the form y =mx+c

Answers

Answer:

y = - [tex]\frac{1}{2}[/tex] x - [tex]\frac{9}{2}[/tex]

Step-by-step explanation:

The equation of a line in slope- intercept form is

y = mx + c ( m is the slope and c the y- intercept )

Calculate m using the slope formula

m = [tex]\frac{y_{2}-y_{1} }{x_{2}-x_{1} }[/tex]

with (x₁, y₁ ) = (1, - 5) and (x₂, y₂ ) = (3, - 6)

m = [tex]\frac{-6+5}{3=2}[/tex] = - [tex]\frac{1}{2}[/tex] , then

y = - [tex]\frac{1}{2}[/tex] x + c ← is the partial equation

To find c substitute either of the 2 points into the partial equation

Using (1, - 5 ) , then

- 5 = - [tex]\frac{1}{2}[/tex] + c ⇒ c = - 5 + [tex]\frac{1}{2}[/tex] = - [tex]\frac{9}{2}[/tex]

y = - [tex]\frac{1}{2}[/tex] x - [tex]\frac{9}{2}[/tex] ← equation of line

show work pls, WILL GIVE BRAINLIEST
(3/5)x+2/5=7

Answers

3/5x+2/5=7
-2/5 -2/5
3/5x = 6 3/5
/3/5. /3/5
X=11

Plz help, its worth 200 points by today

Answers

Answer:

[tex]X = \sqrt{39}[/tex]

Step-by-step explanation:

[tex]1)\ X^2 + 5^2 = Y^2\ (Y\ is\ the\ hypotenuse\ of\ the\ smaller\ triangle)[/tex]

[tex]2)\ Y^2 + 6^2 = 10^2[/tex]

[tex]3)\ X^2 + 25 + 36 = 100[/tex]

[tex]4)\ X^2 = 39[/tex]

[tex]5)\ X = \sqrt{39}[/tex]

Answer:

X = [tex]\sqrt{39}[/tex]

Step-by-step explanation:

A. There will be 133 children attending summer camp. Nine children can
sleep in each cabin. How many cabins will be needed?

Answers

Answer:

15 cabins will be needed

A t-shirt was 10 dollars. Now it's sold at 12 dollars in the summer. What is the mark up percentage?

Answers

20% markup percentage

Is this correct?Check image

Answers

yes it is correct!:)
B would be 10^5 because 10 is already 10^1

3a-2b=14. 3a+2b=28
..​

Answers

Answer:

a = 7

b = 3 1/2

Step-by-step explanation:

if you add the equations together then the 'b' will zero out

6a = 42

a = 7

substitute 7 for 'a' to solve for 'b'

3(7) - 2b = 14

21 - 2b = 14

-2b = -7

b = 7/2 or 3 1/2

Eddie made a video.
• The video included a 5-minute introduction followed by short segments.
• Each segment was 8 minutes long.
• Eddie's video was 149 minutes long.
How many segments were in Eddie's video?
A. 11
B. 18
C. 19
D. 30

Answers

the answer is either 18 or 19

Is algebra.
PLEASE HELP NO LINKS OR FILES.
I don't want links.
I don't want links.
I don't want links.
I don't want links.

Answers

Step-by-step explanation:

4) a) add up to +5x

b) multiply to -14

5) x^2 - 4x + 3 = (x - 3)(x - 1)

What is the value of "x"?​

Answers

Answer:

my first thought was B but C has 2 similarities in 2 answered B is 4 D is 7.5, but C has a 4 and a .5 so try C

Answer:

Option C, 4.5

Step-by-step explanation:

We can say that;

8/6 = 6/x

=> [tex]\frac{8}{6} x=6\\[/tex]

=> x = [tex]\frac{6}{(8/6)}[/tex]

=> x = 4.5

Hope this helps!

Two containers are used to hold liquid. These containers have exactly the same shape. The first container has a height of 8 m , and it can hold 256 m^3 of liquid. If the second container has a height of 18 m , how much liquid can it hold?
Don't send links or I'll report

Answers

Answer:

i have explained in this picture

Step-by-step explanation:

Bem-
Find the value of the y-intercept of the line whose equation is 20x - 22y = 88.
NEXT QUESTION
ASK FOR HELP

Answers

Answer:

(0,-4)

Step-by-step explanation:

Just enter the equation into desmos and then find where the line meets the y-axis, which is the line that comes down the middle.

(0,-4) will be your answer

Find the volume of the prism

Answers

Answer:

The first prisms volume is 2.4 and the second prisms volume is 200

Step-by-step explanation:

Volume is length x width x height so it’d be
2 x 1 x 1.2 which equals 2.4
And the second one is
10 x 4 x 5 which equals 200

Valley high school's football team played a total of 16 games. They won twice as many games as they lost. If they tied one game, how many games did the team won

Answers

Answer:

The team won 10 games.

Step-by-step explanation:

The statement indicates  that the football team played a total of 16 games, which means that  the total number of games they won, lost or tied is equal to 16 and you can express this as:

x+y+z=16, where:

x is the number of games the team won

y is the number of games the team lost

z is the number of games the team tied

As you know that they tied one game, it means that z=1:

x+y+1=16

x+y=16-1

x+y=15

Also, the statement says that they won twice as many games as they lost which means that the number of games they won is equal to two times the number of games they lost, which is:

x=2y

Now, you can replace x=2y in x+y=15 and solve for y:

2y+y=15

3y=15

y=15/3

y=5

Finally, you can replace the value of y in x=2y in order to find the value of x:

x=2(5)

x=10

According to this, the answer is that the team won 10 games.

Use the graph to identify whether there is linear association, nonlinear association, or no association.

Answers

Answer: linear

Step-by-step explanation

Answer:

first option

Step-by-step explanation:

have a good day

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