A bag contains 9 red marbles and 7 yellow marbles. You randomly select three marbles from the bag.

What is the probability that all three marbles are red when you replace each marble before selecting the next marble

Answers

Answer 1

Answer:

9 out of 16 chances three red marbles are gonna come out


Related Questions

What’s the value of the missing angle

Once again I’ll give brainliest

120,110,149, or 108

Answers

Answer:

The answer is 120

The value of the missing angle I’m not sure but I think it’s, 120 that’s the best I could think of

Jewelry store buys a gold watch to sell the price of the watch is marked up 45% the store sells the watch for $2610 how much did the jewelry store pay for the watch


I put this as the answer 1174.50 and my teacher said I got the answer wrong

Answers

Answer:

$1435.50 is your answer

Step-by-step explanation:

$2610 - 45% = 1435.50

Number of 16ths when 12 13/16 is changed to an improper
fraction.

Plzzzzz help

Answers

Answer:

105/16

Step-by-step explanation:

12 * 16 = 192

192 + 13 = 205

I hope this helped, please mark Brainliest, thank you!

Solve for y.
3(y-2) = y +4-2(-5y-2)
Simplify your answer as much as possible.

Answers

Answer:

y = -7/4

Step-by-step explanation:

Last question please help me!!!!!!!

Answers

Answer:

it's D

Step-by-step explanation:

i just put it into desmos and looked for points, none of the answers appeared, therefore it's D

Suppose 56V% of politicians are lawyers. If a random sample of size 787787 is selected, what is the probability that the proportion of politicians who are lawyers will differ from the total politicians proportion by greater than 4%4%

Answers

Answer: 0.0238

Step-by-step explanation:

Given : Proportion of politicians are lawyers: p= 0.56

Sample size : n= 787

Let [tex]\hat{p}[/tex] be th sample proportion.

The the probability that the proportion of politicians who are lawyers will differ from the total politicians proportion by greater than 4% will be :-

[tex]P(|\hat{p}-0.56|>0.04)=P(-0.04>\hat{p}-0.56>0.04)=\\\\ P(-0.04+0.56>\hat{p}>0.04+0.56)\\\\=P(0.52>\hat{p}>0.60)\\\\=P(\dfrac{0.52-0.56}{\sqrt{\dfrac{0.56(1-0.56)}{787}}}>\dfrac{\hat{p}-p}{\sqrt{\dfrac{p(1-p)}{n}}}>\dfrac{0.60-0.56}{\sqrt{\dfrac{0.56(1-0.56)}{787}}})\\\\=P(-2.26>z>2.26)\ \ \ [Z=\dfrac{\hat{p}-p}{\sqrt{\dfrac{p(1-p)}{n}}}]\\\\=1-P(-2.26<z<2.26)\\\\=1-(2P(Z > 2.26)-1)\ \ \ [P(-z<Z<z)=2P(Z > |z|)-1]\\\ =2-2P(Z > 2.26)\\\\=2-2(0.9881)=0.0238[/tex]

Hence, the required probability = 0.0238

The difference of 2 numbers is 2 and their product is 224. Find the numbers

Answers

Answer:

Step-by-step explanation:

12

Answer:

Step-by-step explanation:

The two numbers are 14 and 16 their product is 224 and their difference is 2

Write the equation for a line that passes through (5,-4) and is perpendicular to the
linear function 2x - 10y = 0

Answers

Answer:

y  =  -5x -24

Step-by-step explanation:

 Given parameters:

    Coordinates of the line = (5, - 4)

   Linear function ;

                            2x - 10y = 0

Solution:

The equation of the line perpendicular to this line will have a slope that is the a negative inverse of the given line;

                          2x - 10y = 0

Equation of a line is given as;

                          y  = mx + c

y and x are the coordinates

  m is the slope

  c is the y-intercept

We find the slope and y-intercept of the new line;

                      From:  2x - 10y = 0

 Rewrite;

                        -10y = -2x

                              y  = [tex]\frac{-2}{-10}[/tex]x

                              y = [tex]\frac{1}{5}[/tex]x

The slope of this line is  [tex]\frac{1}{5}[/tex] , the line perpendicular will have slope of -5

For the new line;

                   y  = mx + c

 let us find c;

                    -4  = -5( -4)  + c

                   -4  = 20 + c

                    c  = -20 - 4

                     c = -24

The equation of the perpendicular line is;

            y  =  -5x -24

16 x 0.2 please answer correct

Answers

Answer:

3.2

Step-by-step explanation:

Answer:

I believe it's 3.2!

JULIO'S DAD BOUGHT 10 DOZEN POTATOES. THE POTATOES WERE EQUALLY
DIVIDED INTO 6 BAGS. HOW MANY POTATOES ARE IN EACH BAG?

Answers

Answer:

There are 20 potatoes in each bag.

Step-by-step explanation:

There are 12 in a dozen. 10 dozens equal 120.

120 ÷ 6 = 20.

20 potatoes in each bag.

Hope this helped!

Answer:

there are 20 potatoes in each bag.

Step-by-step explanation:

One dozen is equal to 12, so you have to multiply 12 by 10 to find the number of potatoes Julio's dad bought.

12 x 10 = 120

after finding the number of potatoes bought, you have to divide the number of potatoes by the number of bags:

120 : 6 = 20

hope this helps!

Can someone check This answer for me and tell me if it’s 7 or 6 PLEASE ASAP THX

Answers

Answer:

im pretty sure its 6

Step-by-step explanation:

For f (x) = x2 - 5, find f (x) when x = 0 and when x = 3
f (0) =
f (3) =

Answers

Answer:

1 minus 1 is 0

Step-by-step explanation:

1-1 equals 0

Suppose x^2+ y^3 = 2. Find dy /dx

Answers

dy/dx=2x/3y^2

Differient each term with respect to x, then solve for y.

What is so important about points?

Answers

Answer:

What do you mean ?? Say it clearly I really want to help you.

que es la geometria​

Answers

you need help with geometry ?
Parte de las matemáticas que estudia la extensión, la forma de medirla, las relaciones entre puntos, líneas, ángulos, planos y figuras, y la manera cómo se miden.

5 1/5 - 5/12 ÷ (1/6 × 2/3)=

Answers

Answer:

47.8

Step-by-step explanation:

What you want to do first is 5 1/5 - 5/12 which is 4.78,

then 1/6 x 2/3, which is 0.1,

then you do 4.78 divided by 0.1, which is 47.8

Which equation represents the statement: Three times the sum of a number and 5 is -30

Answers

Answer:

Not 100 percent but im pretty sure it is 3(n+5)=-30 i found other sites saying its that its up to you if you wanna believe me

Step-by-step explanation:

A customer service center receives about 10 emails every half-hour.
What is the probability that the customer service center receives exactly 5 emails in the next six minutes?
(Hint: Find the average number of emails in 6 minutes.)

Answers

Step-by-step explanation:

10 every 30 minutes means about one call every 3 minutes so in 6 minutes they should recieve 2 calls

Given a quadratic function that is reflected across the
1
X-axis, vertically compressed by a factor of shifted
3
3 units to the right, and 2 units down, write the equation
of this quadratic function in vertex form.

Answers

Answer:

y=1/3 x2

Step-by-step explanation:

The Farmers Market sells apples by the bushel, and each bushel of apples weighs 42 lbs. A bushel of large apples contains 84 apples. If a bushel of small apples contains twice as many apples as a bushel of large apples, how many small apples are in 1 lb of apples?

Megan purchased a bushel of apples from the Farmers Market that contained only large and small apples. There were exactly 129 apples in the bushel Megan purchased. Based on this and information from the previous problem, what is the positive difference between the number of large apples and the number of small apples in the bushel of apples Megan purchased?

Answers

1. There would be 4 small apples in 1lb of apples.
(i dont know number 2)

I need help with this​

Answers

The answer is (-2,2) :)
I think that the answer is (-2,2)

What is (1 +i)5?
-4-4i
-4+4i
4-4i
4+4i

Answers

Answer:

It's -4 -4i

Step-by-step explanation:

Because it is

A

-4-4i

For the person that commented. the 5 is an exponent.

during flu season there was. 124 students out of school on a particular day if there are 775 students in the school what percent of them have the flu ?

Answers

If there are 775 then the answer is 124 I believe or maybe this for points

Answer:

16% of the Students

Step-by-step explanation:

[tex]\frac{124}{775} * \frac{x}{100} \\124 * 100 = 12400\\12400 / 775 = 16\\x = 16\\\frac{124}{775} *\frac{16}{100} \\[/tex]

What is the value of the expression All of 3.6 multiplied by 10 to the power 8 over all of 1.2 multiplied by 10 to the power 3?

Answers

You have to use the law of exponents and your knowledge of multiplications of 10 the final answer is :
3 x 10^5

Find the number of five-digit numbers less than 40 000 in which the three-digit numbers formed by a consecutive digits are all divisible by either 17 or 23. Remember, zero cannot be the first digit in a three-digit number.
Please show grade 7 math work

Answers

Answer:

Following are the code to this questiuon:

def fiv(y):#defining a method fiv that hold a parameter  

  x = str(y) #defining a variable x that convert the value y in string  

  return three(x[0:3]) and three(x[1:4]) and three(x[2:5])#use return keyword to call the method three  

def three(x): #defining a method three that hold x variable as a parameter

   y = int(x) #use y to convert x in integer

   return y>=100 and (y%17==0 or y%23==0) #use return that gives a value which is divisiable by 17 or 23  

print([y for y in range(10000,40000) if fiv(y)])#use print method to print value

Output:

Please find the attached file.

Step-by-step explanation:

In the above code, two methods "fiv and three" is declared that accepts one variable as a parameter, which can be defined as follows:

In the fiv method, an "x" variable is defined that covert the value into a string and use to call the three methods.Inside the three methods, a y variable is declared, that convert the value into integer and use return keyword, that checks value is divisible by 17 or 23. In the print method, it accepts the given value, which is passed in the loop to print the value.    

Ms. Hodge receives 20 phone calls every 60 minutes. How many calls will she expect to receive in 180 minutes?
Ms. Hodge will expect to receive _____ phone calls in 180 minutes.

Answers

Answer:

60

Step-by-step explanation:

20 calls / 60 minutes

x calls / 180 minutes

60 x 3 = 180 minutes

20 x 3 = 60 calls

Answer:

Ms hodge will expect to receive 60 phone calls in 180 minutes.

Step-by-step explanation:

180 divided by 60 is 3

3x20= 60

Ms hodge will expect to receive 60 phone calls in 180 minutes.


Solve it please I need help

Answers

1a. 1 2 4 8
2a. 1 2 4 5 20
1b. 3 39
2b. 5 7
That answer is correct

3.
Solve tan 2x + tan x=0, for 0 < x < 2π​

Answers

Answer:

Start by getting everything on the same side of the equals sign and then set it equal to 0.  .  Factor out the common tan^2x like this: .  Now we have 2 separate equations to solve:  and sinx = 0.  Now we have to figure out where tan^2 is 0 between 0 and 2pi.  If we include 2pi, the solutions for that equation are .  You can test those out on your calculator just to be sure.  There's only one value of x for the next equation.  The only place between 0 and 2pi where the sin x = 1 is at x = .  And there you go!

Step-by-step explanation:

We want to compare the quality of three Tablet products: Tablet Product A has a Mean Time Between Failures (MTBF) 10,000 hours, and a Mean Time To Repair (MTTR) or 10 hours. Product B has a MTBF of 11,000 hours and a MTTR of 11 hours. Product C has a MTBF of 12,000 hours and MTTR of 12 hours. Which tablet has better Availability

Answers

Answer:

The Availability of tablets A,B and C are equal

Step-by-step explanation:

Computation for Which tablet has better Availability

Using this formula

Availability of Tablet=MTBF/ ( MTBF + MTTR)

Where,

MTBF represent Mean Time Between Failures

MTTR represent Mean Time To Repair

Let plug in the formula

Availability of Tablet A = 10,000hrs/(10,000hrs + 10hrs)

Availability of Tablet A= 0.999

Availability of tablet B = 11,000hrs/( 11,000hrs + 11hrs )

Availability of Tablet B= 0.999

Availability of Tablet C = 12,000hrs/ ( 12,000hrs + 12hrs)

Availability of Tablet C= 0.999

Based on the above calculation the Availability of all the 3 tablets are equal

Therefore the Availability of tablets A,B and C are equal.

Simplify 2•5^2 . Please
Help

Answers

Answer:50

Step-by-step explanation:

Answer: 50

Step-by-step explanation: according to pemdas you do exponets first so 5 over 2=5*5=25 then multiply by 2=25*2=50

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