There are 9 students participating in a spelling bee. In how many ways can the students who go first, second, and third be
chosen?
B.504 ways
C.529 ways
a. 454 ways
d. 404 ways

Answers

Answer 1

Answer:

I'm pretty sure it is C

Step-by-step explanation:

Answer 2
the answer for this is c

Related Questions

Which table shows a linear function?
-4
- 1
1
2
3
у
8
2
2
4
6
-16
-8
х
-6
-2
0
1
3
-2.
2
y
0
-2

Answers

It’s 12 units long I
Hope it the answer just trying to help

Here is the equation help

Answers

Answer: this might help I’m not sure

Step-by-step explanation:

Answer:

5m+3m=8m

simplified

Step-by-step explanation:

combine all m's together 5m's +3m's =8m's

(☆▽☆)

b. 1/2 of 4/5 = ____ fifth(s)

Answers

Answer:

2 because of the way the question is written

2/5 if you get 2 wrong.

Step-by-step explanation:

1/2 * 4/5  of means multiply

numerator:  1*4 = 4

denominator = 2 * 5 = 10

Answer: 4 / 10 but this will reduce. Divide Top and Bottom by 2

4/2 = 2

10/2 = 5

Answer: 2/5

The way you should answer is 2 because the question gives you the fact that it is in 5ths. If you get it wrong then put in 2/5.  

I keep looking and I can’t find the answer

Answers

Answer:

B

Step-by-step explanation:

sInce his average is equal or greater than league's average

The answer is B ( j is greater then or equal to 100)

Discount 75%, Sale Price $74.75, Original Price-?

Answers

Answer:

You will pay $18.69 for a item

Step-by-step explanation:

if you buy an item at $74.75 with 75% discount, you will pay 74.75 - 56.0625 = 18.69 dollars.

Answer:

$299

Step-by-step explanation:

The discount is 75%, so the sale price represents 25% of the original price.

25% : $74.75

(multiply both sides by 4 to get 100%)

100% : $299

An election ballot asks voters to select four city commissioners from a group of
twelve candidates. In how many ways can this be​ done?

Answers

Answer:

Step-by-step explanation:

C(16, 4)   = 1820 ways

16

   C

     4                    = (16x15x14x13)  /  (4x3x2x1)

find the opposite of the integer 10​

Answers

-10 will be the answer to your question
-10 will be your answer baby

From an observation point A, a forest ranger sights a fire at a bearing of 215°50'. From a point b, 8 miles due west of A another ranger sights the fire at a bearing of 125°50'. Approximate to the nearest tenth of a mile, the distance of the fire from A.​

Answers

Answer:

Step-by-steYou have two angles,

A=32°20'

B=57°40'

so, angle F at the fire, is 90°

d/5 = cosA = .845

d = 4.2 mi

If angle F had not been 90°, then using the law of sines,

d/sinA = 5/sinF

for this problem, sinF = 1p explanation:

Answer:

Step-by-step explanation:

About 9% of men have red-green color blindness. If three men are selected at random, what is the probability that two will be color blind and one will not be color blind?

Answers

Answer: The answer is 0.81 %

Step-by-step explanation:

Given ABC with B = 90 and sides AB=3 BC=4 and AC=5. What is side A

Answers

Hope you can understand this

Please help I have a lot of other due assignments and I don’t have Time and paper thx:)

Answers

Median: 69

First Quartile: 65.5

Third Quartile: 73

Interquartile Range: 7.5

Step-by-step explanation:

First, put all of the numbers in order.

63, 64, 67, 68, 70, 72, 74, 76.

Median

For the median, it is the center of the data set.

To find the median of this data set, add 68, and 70, then divide by 2.

The Median is 69.

First Quartile

To find the first quartile, find the range below the median (63-68).

Find the median of that range.

Add 64 & 67 together, then divide by 2.

The first quartile = 65.5

Third Quartile

Do the same as the first quartile, but do it with the range above the median (70-76).

Add 72 & 74 together, then divide by 2.

The third quartile = 73.

Interquartile Range

Now, take the first and third quartile, and subtract.

[tex]73-65.5=IR[/tex]

[tex]7.5 = IR[/tex]

The interquartile range is 7.5.

g The proportion of U.S. births that result in a birth defect is approximately 1/33 according to the Centers for Disease Control and Prevention (CDC). A local hospital randomly selects five births and lets the random variable X count the number not resulting in a defect. Assume the births are independent. What is the probability that at least one of the births results in a defect

Answers

Answer:

0.1426 = 14.26% probability that at least one of the births results in a defect.

Step-by-step explanation:

For each birth, there are only two possible outcomes. Either it results in a defect, or it does not. The probability that a birth results in a defect is independent of any other birth. This means that the binomial probability distribution is used to solve this question.

Binomial probability distribution

The binomial probability is the probability of exactly x successes on n repeated trials, and X can only have two outcomes.

[tex]P(X = x) = C_{n,x}.p^{x}.(1-p)^{n-x}[/tex]

In which [tex]C_{n,x}[/tex] is the number of different combinations of x objects from a set of n elements, given by the following formula.

[tex]C_{n,x} = \frac{n!}{x!(n-x)!}[/tex]

And p is the probability of X happening.

The proportion of U.S. births that result in a birth defect is approximately 1/33 according to the Centers for Disease Control and Prevention (CDC).

This means that [tex]p = \frac{1}{33}[/tex]

A local hospital randomly selects five births.

This means that [tex]n = 5[/tex]

What is the probability that at least one of the births results in a defect?

This is:

[tex]P(X \geq 1) = 1 - P(X = 0)[/tex]

In which

[tex]P(X = x) = C_{n,x}.p^{x}.(1-p)^{n-x}[/tex]

[tex]P(X = 0) = C_{5,0}.(\frac{1}{33})^{0}.(\frac{32}{33})^{5} = 0.8574[/tex]

[tex]P(X \geq 1) = 1 - P(X = 0) = 1 - 0.8574 = 0.1426[/tex]

0.1426 = 14.26% probability that at least one of the births results in a defect.

simplify the expression: 1-sin^2x/secx

Answers

Answer:

cos (x)

Step-by-step explanation:

Find the largest integer $n$ for which $12^n$ evenly divides $20!$.

Answers

9514 1404 393

Answer:

  n = 8

Step-by-step explanation:

12 = 2² · 3

20! = 2¹⁸ · 3⁸ · [larger primes]

The highest power of 12 that is a factor of 20! is 12^8, limited by the number of factors of 3 there are.

  n = 8

Answer:

n = n

Step-by-step explanation:

explanation is on the top and he/she correct

In the following equation, when x=0, what is the value of y?

3x + 4y = 12

Answers

Answer:

(3)(0)+4y=12

Step 1: Simplify both sides of the equation.

(3)(0)+4y=12

0+4y=12

(4y)+(0)=12(Combine Like Terms)

4y=12

4y=12

Step 2: Divide both sides by 4.

4y

4

=

12

4

y=3

Answer:

C. Y = 3

Step-by-step explanation:

the original selling price for a jacket was s dollars. the selling price was then changed on two occasion by the store owner. its price is now represents by 0.85(1.4s), which expression could explain what happened to the price of the jacket?

Answers

Answer:

D

Step-by-step explanation:

291 divided 6 = what ? R ?

Answers

Answer:  48 R3

Step-by-step explanation:

Given the following table of values for f(x), find f(2).

x −1 0 1 2 3 9
f(x) 5 10 8 5 7 14

Answers

The value of the function at x = 2 will be 5.

What is a function?

A function is a statement, tenet, or rule that establishes a connection between two variables. Mathematics is replete with functions, which are necessary for the construction of intricate relationships.

The result of the calculation that the mathematical model depicts is the expression's result when the necessary parameters and natural laws are given values.

The table represents a function.

x     f(x)

-1     5

0     10

2     8

9     14

In the above table, we can see that at the value of x = 2 in the function the value of the whole function is 5.

More about the function link is given below.

brainly.com/question/5245372

#SPJ2

3/4(5x - 3) + 8 = 17.

Answers

Answer:

x=3

Step-by-step explanation:

I need a tutor like ASAP because my mom is going to kill me.

Answers

Answer:

Ask you school if they have free tutoring. A lot of schools use the honor students to tutor kids that need help in school.

Step-by-step explanation:

Write 2 1/4
as an improper fraction.

Answers

Answer:

9/4

Step-by-step explanation:

First multiply denominator by the whole

That is: 4 x 2 = 8

Secondly, whatever answer you got add it to the numerator

That is: 8 + 1 = 9

Lastly, whatever answer you got, take that as the numerator and the denominator remains the same

That is: 9/4

Finally, this is your improper fraction of the number provided!

Hope it helps!!!

X+1/2=x-1/2 true or false?

Answers

false bc 1/2 is positive and -1/2 is negative it’s not the same.

Marco is turning the expression (x-4)^2 into a trinomial. He writes down what is shown below. What is his error?

Answers

(x-4)(x-4)
=x^2-4x-4x+16
=x^2-8x+16
it’s +16, not negative. he forgot that when you add two negatives together, it becomes positive.

Answer:

Step-by-step explanation:

first, let's solve the equation ourselves.

(x-4)^2= (x-4)(x-4)= x^2−8x+16

now, we can see what's different about the two.

we can say that Marco's answer had the number 16 as a negative, when it was supposed to be positive. Marco wrote the incorrect sign.

A flag is 100 inches tall and 149 inches long.
What is its perimeter in inches?

Answers

Answer:

498

Step-by-step explanation:

100+100+149+149=498

What are the coordinates(real answers only please I can’t click on links)

Answers

Answer:

D (-9,3)

F (-5,-5)

Step-by-step explanation:

Which expression is equivalent to (6^-2)^3

Answers

1/46656 or B. 1/6^6
6^6 is equal to 46656

Write in standard form. (Use Desmos)* 9.76x10 with a 5 on top of the ten​

Answers

Answer:

976000

Step-by-step explanation:

Why

Will give brainliest for correct answer

Answers

Answer:

The first picture on the second page

Step-by-step explanation:

The first picture on the second page would be the answer because it gives exactly one input for each output. It also passes the vertical line test because no point throughout the line creates a vertical line.

The first picture, none of the x values have 2 answers.

Answer the question please which of the following shows numbers in order from least to greatest

Answers

Answer:

I think it's b I'm not sure I'm sorry if it's wrong

3.5.2 Test (CSI) Question 6 of 12 Use the area of the rectangle to find the area of the triangle. 5 ft 10 ft O A. The area of the triangle is 25 square feet, because the area of the rectangle is 50 square feet O B. The area of the triangle is 25 square feet, because the area of the rectangle is 25 square feet C. The area of the triangle is 50 square feet, because the area of the rectangle is 50 square feet. D. The area of the triangle is 50 square feet, because the area of the rectangle is 100 square feet. SUBMIT PREVIOUS e 99+ Type here to search​

Answers

Answer:

c

Step-by-step explanation:

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