A math class consists of 20 female students and 12 male students. Two students are selected at
random to participate in a probability experiment. Compute the following probabilities. Write your
answers in decimal form. Round to the nearest thousandth as needed.
a. A male is selected, then a female.
b. A female is selected, then a male.
5
c. Two males are selected.
d. Two females are selected.
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e. No males are selected.
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Answers

Answer 1

Answer:

b

Step-by-step explanation:


Related Questions

With an 18% discount, Joah was able to save $13.23 when buying a coat.
What was THE original price?

Answers

Answer:

The original price of the coat is $ 73.5Step-by-step explanation:Let x be the original price( in dollars ) of the coat.

Step-by-step explanation:

The range of F(x) = logo x is the set of all real numbers.
A. True
O B. False

Answers

Answer:

The range of F(x) = logo x is the set of all real numbers is True.

Step-by-step explanation:

Yes, Because range of the logarithmic function is the set of ''all real numbers.'

What is mean by Function?

A relation between a set of inputs having one output each is called a function. and an expression, rule, or law that defines a relationship between one variable (the independent variable) and another variable (the dependent variable).

We have to given that;

The function is,

⇒ f (x) = log x

Now,

The given function is a logarithmic function.

And, The range of the logarithmic function is the set of all real numbers.

Hence, The range of function F(x) = log x is the set of all real numbers.

Thus, The range of F(x) = log x is the set of ''all real numbers''.

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levi finds a skateboard that sells 139.99. the store charges 6% sales tax about how much money will he have to spend for his skateboard?

Answers

The amount Levi spends on this skateboard is $148.39.

Tax is an amount levied on goods and services by the government. Taxes increases the price of goods and services.

The amount Levi spends on this skateboard = value of the tax + cost of the skateboard

value of the tax = 6% x $139.99

0,06 x $139.99 = $8.40

The amount Levi spends on this skateboard = $8.40 + $139.99 = $148.39

To learn more about taxes, please check: https://brainly.com/question/19540033

Which of the following lines has a negative slope?
Is it Red
Is it Black
Is it Blue

Answers

Answer:

black line <3

Step-by-step explanation:

the slope is -2 :)

A negative slop occurs when the rate of change is negative. Looking at the options we have, we can pick a point from each line. The Red line will display a positive slop, the Blue line will display a positive slope, but the Black line will display a negative slope. Therefore, the Black like has a negative slope.

I hope this helps! :)

What is the y intersect. Pls help

Answers

Answer:

total shipping cost

Step-by-step explanation:

Oranges cost 85 cents each.
Leo has a $10 note.
Work out the maximum number of oranges he can buy

Answers

Answer:

11

Step-by-step explanation: 100 cents- $1

85 x 85 x 85 x 85 x 85 x 85 x 85 x 85 x 85 x 85 x 85 = 935

935 or 9.35 dollars

85 cents = 1.25

10 / 1.25

8

PLS ASAPPPPPPPPPP !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Answers

Answer:

Slope is 4.

y=4x + 1

Take coordinates (0,1) & (1,5)

Rise/Run

5-1/1-0 = 4

A Bus left Westwick at 0936 and arrived at Plimpton at 2105. How long did the journey take?

Answers

Answer: 11 hours and 29 min

Step-by-step explanation:

(ASAP) helpp i need to get this done 3m

Answers

3(a-4) + 1= 9 - a

3(a-4) = 8 - a

3a-12 = 8 - a

4a = 20

a=5

I hope this helps! :)

Answer:

a=5

Step-by-step explanation:

3(a-4)+1=9-a

3a-12+1=9-a

   3a-11=9-a

   3a+a=9+11

       4a=20

         a=20÷4

           =5

48,000 is borrowed for 13 years. if the interest on the loan is 56,703.96, find the monthly payment

Answers

Answer:

130542

Step-by-step explanation:

FV=48000(2.7196)

FV=130542

PLS HELP WILL MARK YOU BRAINLIEST!!!

Answers

I believe it’s D because the notation should be outside the parenthesis

ok its either D or B but i think its D. Most likely.

Shama types at a constant rate she types 12 letters in 4 seconds what is the constant of proportionality for the relationship of letters to minutes

Answer choices

3

48

180

2,880

Help I need this answer fast I’m taking a test and I can’t fail 7th grade

Answers

Answer:

Shama types at a constant rate she types 12 letters in 4 seconds what is the constant of proportionality for the relationship of letters to minutes

Answer choices

3

48

180

2,880

Help I need this answer fast I’m taking a test and I can’t fail 7th grade

Step-by-step explanation:

Shama types at a constant rate she types 12 letters in 4 seconds what is the constant of proportionality for the relationship of letters to minutes

Answer choices

3

48

180

2,880

Help I need this answer fast I’m taking a test and I can’t fail 7th grade

The constant of proportionality for the relationship of letters to minutes is 180.

What is Proportionality?

Two set of quantities are said to be directly proportional or just simply proportional if the corresponding elements of these two sets has a constant ratio. This constant is called the proportionality constant or coefficient of proportionality.

We have the proportional relationship between letters typing and the time in minutes taken to type the letters.

Time taken by Shama to type 12 letters = 4 seconds

                                                                  = 4 / 60 minutes

                                                                  = 1/15 minutes

Proportionality constant can be found by taking the ratio of these quantities.

That is, proportionality constant = 12 / (1/15)

The fraction in the denominator will be taken to the numerator as the reciprocal and the operation changes into multiplication.

Proportionality constant = 12 × (15/1) = 180

Hence the proportionality constant for the relationship of the quantities letters and minutes is 180.

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what is the value of 8x + 2x when x is 6

Answers

Answer:

The answer is 60

Step-by-step explanation:

8x + 2x

x = 6

Substitute the value of x

8(6) + 2(6)

48 + 12

= 60

So basically 8x has a missing number and that missing number is 6 meaning that you need to multiply so you would multipy 8 times 6 and would get 48

Now that you have that answer you would do the next one which is 2 times 6 and thats 12 then you add 48 and 12 together making that 60 and your answer is 60.

Simpler

8 x 6 = 48

2 x 6 = 12

48 + 12 = 60

1/2x - 5 = 10 - 3/4x Please show work !

Answers

Answer:

x=[tex]\frac{1}{12}[/tex]

Step-by-step explanation:

1/2x - 5 = 10 - 3/4x

4x/2x - 5 × 4x = 10 × 4x - [tex]\frac{3 x 4x}{4x}[/tex]

2 -5 × 4x = 10 × 4 - 3

2 - 20x = 40x - 3

-20x - 40x = -3 - 2

-60x = -3 - 2

-60x = -5

x = [tex]\frac{-5}{-60}[/tex]

x = [tex]\frac{1}{12}[/tex]

what is 18,678,789 times 67,897,867

Answers

The answer is 1.2682499e+15


2) State the area of the given triangle.
9
4
5
12
A) 24 square units
B) 36 square units
48 square units
D) 60 square units

Answers

Answer:

i'm pretty sure its 36 aka b

Step-by-step explanation:

Answer:

the answer is b

Step-by-step explanation:

took on k12

Geri jogs every fourth day. Sarah jogs along the same path every fifth day. Both girls jog on the path on July 7. What is the next date they will both jog on the path?

Answers

Answer:

The next day they will both run on the path is July 27th.

We can find this by making columns writing every date and seeing when they intersect.

4                    5

8                   10

12                  15

16                 20

20

We can then add this to the current date to find the date they will next run together.

Step-by-step explanation:

hope this helps. . . <3

good luck!      UwU

Identify the domain of the function shown in the graph.
O A. x>-1
O B. {-1,1)
O C. -15x31
O D. xis all real numbers.

Answers

[tex]▪▪▪▪▪▪▪▪▪▪▪▪▪  {\huge\mathfrak{Answer}}▪▪▪▪▪▪▪▪▪▪▪▪▪▪[/tex]

The Correct choice is ~

x is all real numbers

Option D is correct, domain of the function in the graph are x is all real numbers.

What is a function?

A relation is a function if it has only One y-value for each x-value.

We have to find the domain of the given function.

What can go into a function is called the Domain.

What may possibly come out of a function is called the Codomain.

What actually comes out of a function is called the Range.

IAs we observe the x values through which the curve is passing, it is passing through all the points of x axis.

So the domain will be all the real d=numbers.

Hence, Option D is correct, domain of the function in the graph are x is all real numbers.

To learn more on Functions click:

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g
Pat a
mber
4. In a hockey league, 87 players play on seven
different teams. Each team has at least 12
players. What is the maximum number of players
on any one team?

Answers

Answer:

15

Step-by-step explanation:

since there is 7 teams and 12 can be the minimum we can do 7 x 12=84

this means that 3 people could possibly be on one single team.

the maximum number is 12+3=15

mabel spent 4 hours editing a 3 minute long video she edits at a constant ratehow long does mabel spent to edit a 9 minute video

Answers

4/3=1.3 repeating

1.3repeatingx9= 12/9

12 hours

If she spends 4 hours on 3 minutes and she has to do 9 minutes you would have to multipy 3 to get 9, then multiple 4 by 3 because what you do on one side you have to do to the other, and you would get 12

what is the y- intercept of this quadratic funtions f(x)=-x2+10x-22

Answers

Y intercept: when x = 0
Plug in x = 0
F(0) = -0^2 + 10(0) - 22
F(0) = 0 - 22

The y intercept is (0,-22)

PLEASE HELP!!

Rewrite the equation to represent the resistance of resistor 2, R2, in terms of RT and R1; see image below :

Answers

Rewriting the equation, it is found that the resistance [tex]R_2[/tex] is given by:

[tex]R_2 = \frac{R_TR_1}{R_1 - R_T}[/tex]

The equation given for [tex]R_T[/tex] as function of [tex]R_1[/tex] and [tex]R_2[/tex] is:

[tex]R_T = \frac{R_1R_2}{R_1+R_2}[/tex]

Applying cross multiplication:

[tex]R_TR_1 + R_TR_2 = R_1R_2[/tex]

[tex]R_1R_2 - R_TR_2 = R_TR_1[/tex]

[tex]R_2(R_1 - R_T) = R_TR_1[/tex]

[tex]R_2 = \frac{R_TR_1}{R_1 - R_T}[/tex]

A similar problem is given at https://brainly.com/question/24272167

How do u solve this? pls LOL

Answers

Answer:

8

Step-by-step explanation:

HF and DE are parallel to each other ( since corresponding angles are equal = 90°) .

Hence the smaller and the larger triangle will be similar to each other.

Also we know the corresponding sides of similar triangles are proportional .

=> 10 / z = 10+5/12

=> 10/z = 15/12

=> z = 10 *12/15

=> z = 8 yards

Answer:

8

Step-by-step explanation:

SUPER EASY! FRACTIONS PLS HELP!

a kindergraten teacher has a bucket of 51 crayons and another bucket of 5 redpencils,14 blue pencils and 6 green pencils.the bucket of crayons contains 19 red crayons ,17 blue crayons 9 green crayons and 6 yellow crayons.

1.what is the fraction of green crayons to the total number of crayons written in simplest form

2.the teacher places the crayons and pencils in one bucket what is the fraction of yellow crayons and green pencils wriiten in simplest form

3.penicls come in boxes of 6 the number of boxes of blu pencils in the bucket can be represented by the mixed numeral 2 2/6 what is the number of boxes in simplest form?

Answers

Answer:

1: 1/3

2: 3/19

3: 7/3

Step-by-step explanation:

Estimate a 15% tip on a dinner bill of 79.45 by first rounding the bill amount to the nearest ten dollars.

Answers

Answer: 12$

Step-by-step explanation:

We need to round 79.45 to the nearest 10 dollars, which is 80.

We can then get 15% of it easily since its a whole number by adding 10% (8) and 5% (4) to get an estimate of around 12 dollars.

The Hiking Club plans to go camping in a State park where the probability of rain on
any given day is 0.57. What is the probability that it will rain on at least four of the
seven days they are there? Round your answer to the nearest thousandth.

Answers

Answer:

  0.650

Step-by-step explanation:

The probability of rain on 4 or more days is the sum of the probabilities of rain on 4, 5, 6, and 7 of the days.

The probability of rain on 4 days is ...

  7C4×(0.57)^4×(1 -0.57)^(7-4) ≈ 0.29375

On 5 days, it is ...

  7C5×(0.57^5)(0.43^2) ≈ 0.23363

On 6 days, it is ...

  7C6×(0.57^6)(0.43^1) ≈ 0.10323

And on all 7 days, it is ...

  0.57^7 ≈ 0.01955

The sum of these probabilities is ...

  P(≥4) = 0.29375 +0.23363 +0.10323 +0.01955 = 0.65016

The probability of rain on 4 or more days is about 0.650.

PLEASE HELP i will give brainliest no links​

Answers

Answer:

y=5x

Step-by-step explanation:

y=ax

use any value of x and y from the table

I chose (2,10)

10=2a

10/2=a

a=5

Giovanni can read 100 words per minute. If there are approximately 400 words on a page, about how many pages can he read in 2 hours?

Answers

Answer:

Step-by-step explanation: she can read 15  pages an hour but she read for 2 hours so she read 30 pages

A dance troupe has a total of 50 dancers split into 2 groups. The costumes worn by Group A cost $80 each, and those worn by Group B cost $90 each. If the total cost of all the costumes is $4,270, what is the total cost of the costumes worn by Group B

Answers

Answer:

2,270

Step-by-step explanation:

HOPE IT HELPED >:D

Answer:

2270 dollars

Step-by-step explanation:

You know each group has 25 dancers and then you multiply 80 by 25 to get the cost of group a. Then you just subtract 2000 from your total to get your answer.

Which Game Is The Best And Why?

A.) Uncharted 4 a Thief's End
B.) Call Of Duty Modern Warefare
C.) Batman Arkham Knight
D.) Marvel's Spider-Man

Answers

B) obviously it’s the most played game then all of the others this year

Answer:

Hmm, id say call of duty, because first of all, my brother would not be happy if i chose something else, lol, also that one is pretty fun

Step-by-step explanation:

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Hi, my last question for the night, thank you! Shida has had such great success with his IT consulting company for the last five years that he was able to pay himself a competitive salary within the first 18 months of operation. According to the GEM study, Shida is a/an ______. HELP ME OUT PLEASE!!!!!!!! Which associations best describe the scatter plot? Select each correct answer Nonlinear association Linear association Negative association Positive association A developmental psychologist speculates that the more violent cartoons a child watches, the more aggressive they will be whenplaying with other children. Which broad research approach should the psychologist use to address this question?Relational approachExperimental researchContent-based researchDescriptive research Radio waves bounce off of _____________ before returning to Earth DESCRIPTION OF THE LAW OF DEMAND Which of the following statements is characteristic of proteins? 6. Explain the importance of the law of conservation of mass. 1/9 3 9/10 = as a mixed number Please write 4-5 sentences about what you see in this image. Include what you think happened after the photograph was taken. Define the word averted using context clues and use the word in your own sentence. What can we say about energy onthe low end of theelectromagnetic spectrum?A. They have longer wavelengths and less dangers.B. They have lower frequencies and more energy. C. They have shorter wavelengths and less dangers.D. They have higher frequencies and more energy. math models help PLEASE! (20x5+10)-(8x8-4)a . 58 b. 50 c. 40 The maps above demonstrate a major, ongoing problem that emerged early in the Antebellum Period.Which of the following statements best describes this major issue?a. Slavery was banned above the Missouri Compromise line.b. Westward expansion forced Northerners to accept limitations on manufacturing.c. Westward expansion increased the desire to build transcontinental railroads.d. Westward expansion resulted in increased sectional tensions over the expansion of slavery. A standard elevator in a midrise building can hold a maximum weight of about 1 3/4 tons. Assuming an average adult weight of 124 pounds, what is the maximum number of adults who can safely ride the elevator? The expenditure incurred for changing the oil in the company's fleet of trucks is debited to ______. After returning from a family vacation at a state beach, Marshall published an informative article about the importance of protecting the nesting sites of sea turtles. Why did Marshall publish his article on the beachs website? A. People with knowledge of sea turtles visit the website. B. People who are planning a visit to the beach read the website before going. C. More people visit the website than the rangers office at the beach. D. People post photographs of their beach experiences on the website. What fraction of an hour is 15 minutes?Give your answer in its simplest form. What is .7899 rounded 4 decimal places The person is in motionrelative to...