NEED HELP!!! 80 POINTS! (sike)

At the airport, ten people are waiting on standby. Two seats become available, one first class and one coach. How many ways are there to fill the two seats?

A. 10
B. 20
C. 45
D. 90

Answers

Answer 1

1st seat there are 10 people so 10 different ways to fill it

 2nd set there are 9 people left so 9 different ways to fill it


10 x 9 = 90

 there are 90 ways to fill the seats

Answer 2

Answer:

d. 90

Step-by-step explanation:


Related Questions

Solve.
(3x)^2 - 7y^2 when x = 3 and y = 2

Answers

The answer is 53. you can substitute x and y in equation
81-28-53 the answer is 53

A fair sortition trial is carried out, and one of the candidates is assigned the number 32,041. If each digit can be chosen from 0-4, and if each of the possible sequences is assigned to a candidate, how many candidates are there?

Answers

The answer to this question is 3,125

Answer: 3125


Step-by-step explanation:

Given: A fair sortition trial is carried out, and one of the candidates is assigned the number = 32,041

If each digit can be chosen from 0-4, and if each of the possible sequences is assigned to a candidate, then the number of candidates (repetition of digits allowed)=[tex]5\times5\times5\times5\times5[/tex]

[tex]=3125[/tex]

Hence, the number of candidates there are = 3125.




A car dealership decreased the price of a certain car by 4%. The original price was
$45,400.
(a) Fill in the blank to write the new price in terms of the original price.
New Price = ? x Original price.

(b) Use your answer in part (a) to determine the new price.
New price $?

Answers

Answer:

(a) [tex]\text{New Price}=0.96\times \text{Original Price}[/tex]

(b) The new price of car is $43584.

Step-by-step explanation:'

(a)

The original price of car is $45400.

It is given that the car dealership decreased the price of a certain car by 4%.

[tex]\text{New Price}=\text{Original Price}-\frac{4}{100}\times \text{Original Price}[/tex]

[tex]\text{New Price}=(1-\frac{4}{100})\times \text{Original Price}[/tex]

[tex]\text{New Price}=\frac{96}{100}\times \text{Original Price}[/tex]\

[tex]\text{New Price}=0.96\times \text{Original Price}[/tex]

(b)

Using part (a), we get

[tex]\text{New Price}=0.96\times \text{45400}[/tex]

[tex]\text{New Price}=43584[/tex]

Therefore the new price of car is $43584.

The formula for the new price is New Price = 0.96 x 45400, while the value of the new price of the car is $43,584

The formula for the new price

From the question, we have:

Original price = $45,400

Rate decreased = 4%

The new price would be calculated using:

New Price = (1 - Rate) x Original price.

So, we have:

New Price = (1 - 4%) x Original price

Express the percentage as decimal

New Price = (1 - 0.04) x Original price.

So, we have:

New Price = 0.96 x 45400

The new price

In (a), we have:

New Price = 0.96 x 45400

Evaluate

New Price = 43584

Hence, the new price of the car is $43,584

Read more about percentage change at:

https://brainly.com/question/386302

Which of the following statements is true?

Question 9 options:

0 < -3.2


-5.9 > 1.2


-2.8 < -7.4


-1.9 > -6.0

Answers

The true statement is: -1.9 > -6.0

0.91×2.70= 145.70
I know for SURE that this answer is incorrect because I logically know the answer had to be less than 3. I Iined up the decimals and multiplied each digit in 2.70 with each digit in 0.91, and I kept redoing the equation over and over, trying to see what I did wrong but I can't find it. :/
What am I doing wrong and how can I fix that to get the right answer?

Answers

I got 2.43 I'm not sure what answer that you got but just make sure that once you multiply all the numbers you move the decimal to the left four times.

PRE-ALG HELP ASAP !!!!!!!!

Answers

PART A) the initial value of the function is 150 at 0 weeks, that means that there are still 150 songs to be downloaded at the beginning.
The rate of change is -30 songs each week, that is because the amount of songs left to be downloaded decrease by 30 each week.

PART B:
lets use 2 points of the graph p1(0, 150), p2(1, 120)
calculate the slope:
m = (y2- y1)/(x2 - x1) = (120 - 150)/(1 - 0)
m = -30
and now use line equation in form point-slope:
y - y1 = m(x - x1)
y - 150 = -30(x - 0)
y = -30x + 150



2nd picture: for bushels of corn

 Part A, looking at the line in the graph, you can see the line falls on 2 bushes cost $16, 4 bushels cost $31, etc., using that information you can calculate that 1 bushel of corn costs $8, ( 16/2 = 8, 32/4 = 8)

 PART B

 using the table for previous years you can calculate corn cost $6 a bushel ( 12/2=6)

 so corn cost $2 more this year.


a triangle with side lengths of 32, 60 and 68 is a right triangle?
true or false

Answers

I believe that it would come out to become true

The triangle with side lengths of 32, 60, and 68 is a right triangle is true.

What is Triangle?

A triangle is a three-sided polygon that consists of three edges and three vertices.

We can use the Pythagorean theorem to check if a triangle with side lengths of 32, 60, and 68 is a right triangle:

a² + b² = c²

where a, b, and c are the side lengths of the triangle and c is the hypotenuse.

Plugging in the values, we get:

32² + 60² = 68²

Simplifying:

1024 + 3600 = 4624

So, the equation holds true, which means that the triangle with side lengths of 32, 60, and 68 is a right triangle.

To learn more on Triangles click:

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The low temperature in Anchorage, Alaska, one day was -9 degrees F. On the same day, the low temperature in Flagstaff, Arizona, was 26 degrees F. Write an inequlity to compare the temperatures.Explainthe meaning of the inequality.

Answers

26>-9

This states that 26 is greater than -9. Look at the > sign like it's an alligator's mouth - the alligator wants to eat the bigger side, and 26 is clearly bigger than -9, so the alligator wants to eat 26!

what is 1/4 of 3200?

Answers

Answer: 800

Divide 3200 by 4 to get 800.
800 is the answer to the question, What is one fourth of 3200?

Find g(x), where g(x) is the translation 7 units up of f(x)=x2.

Write your answer in the form m(x+a)2+b, where m, a, and b are integers.

g(x)=?

Answers

The process of transformation under translation means that the figure is simply change into another position. That is, the angles, the lengths or any other characteristic is unchanged except for the position of the figure in the Cartesian coordinate alone.
We are given the function in the form of:

f(x) = x^2

Which can also be written as:

y = x^2

Since the translation made is to move the figure 7 units up, then this means that the y coordinate is increased by 7. The given equation is a parabola pointing up with vertex at (0, 0). So moving it up would move the vertex at point (0, 7). The vertex of y is represented by the variable b, therefore b = 7 which further gives us the function:

y' = x^2 + 7

or

g(x) = x^2 + 7

What is 1/8 divided by 5/7

Answers

it becomes 7/40. To get it, you have to put 1/8 times 5/7. Then, flip the second fraction, (5/7), so that it becomes 7/5. Multiply 1/8 and 7/5, to get 7/40. You call this "reciprocal". 

Factor 12G+4G+4 and

40-10h+9-4h

Answers

hello : 
 12G+4G+4 = 4 (3G +G+1)=4(4G+1)
40-10h+9-4h = -14h +49 = -7(2h-7)

16g+4

4(4g+1)

49-14h

7(7-2h)

A deli sells a sandwich spread for $6.40 per pound how much do you have to pay for 24 ounces of the spread?

Answers

24 ounces of spread would cost you $9.60

NEED HELP!!

An electronics store makes a profit of $72 for every standard CD player sold and $90 for every portable CD player sold. The manager’s target is to make at least $360 a day on sales from standard and portable CD players.Write an inequality that represents the numbers of both kinds of CD players that can be sold to reach or exceed the sales target. Let s represent the number of standard CD players and p represent the number of portable CD players

Answers

The inequality that represents the numbers of both kinds of CD players that can be sold to reach or exceed the sales target is:

[tex]\[ 72s + 90p \geq 360 \][/tex]

To write an inequality that represents the sales target, we need to consider the profit made from each type of CD player and the total profit required per day.

Let [tex]\( s \)[/tex] represent the number of standard CD players sold, and [tex]\( p \)[/tex] represent the number of portable CD players sold. According to the information given, the store makes a profit of $72 for every standard CD player and $90 for every portable CD player.

The manager's target is to make at least $360 a day from the sales of these CD players. To find out how many of each type of CD player need to be sold to meet this target, we can set up the following inequality:

[tex]\[ 72s + 90p \geq 360 \][/tex]

Here, [tex]\( 72s \)[/tex] represents the total profit from standard CD players, and [tex]\( 90p \)[/tex] represents the total profit from portable CD players. The sum of these two amounts must be greater than or equal to the target profit of $360.

This inequality accounts for all possible combinations of standard and portable CD players that can be sold to meet or exceed the daily profit target. It is important to note that the inequality uses the  greater than or equal to  symbol [tex](\( \geq \))[/tex] because the store wants to make at least $360, and any amount over that is also acceptable.

Identify the number that does not belong with the other three. Explain your reasoning.

-10/2, -13.4, square root of 18, 22.7 repeating

Answers

The answer would probably 22.7. 18 is a perfect square, -10/5 is -2 and -13.4 is a regular decimal

Help me and show work if needed. Only 24 and 25

Answers

25.

 answer is B since it is adding he amount of the bill with the amount of the tip.

 the other 3 will all calculate just the amount of the tip


26

3x-4 needs to equal or be below 8

rearrange the formula to 3x,=8+4

so 3x<=12

12/3 = 4

 so x <= 4 to satisfy the inequality

so answer is A

In the portion of the shuffleboard court shown above, . What additional piece of information do you need to show that  using the SSS similarity theorem?

Answers

The additional piece of information to show that ∆RST∼QSU uses the SAS similarity theorem is <SRT≅<SQU.

What is the similarity theorem?

The fundamental theorem of similarity states that a line segment divides two sides of a triangle into proportional segments if and only if the segment is parallel to the triangle's third side.

In this case, the additional piece of information to show that ∆RST∼QSU uses the SAS similarity theorem is <SRT≅<SQU.

Learn more about theorem on:

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Which value must be added to the expression x2 + 16x to make it a perfect-square trinomial?

Answers

Before getting to the actual answer, one must be aware of the way the answer is found. The one and only thing that needs to be done in this case is finding the half of 16 and then squaring it. This obviously gives the result as 64. he correct option among all the options that are given in the question is the third option or option "C". 

Answer:

[tex]\text{64 must be added to the expression }x^2 + 16x\text{ to make it a perfect-square trinomial}[/tex]

Step-by-step explanation:

Given the expression

[tex]x^2+16x[/tex]

we have to tell which value must be added to the above expression to make it a perfect-square trinomial.

Expression: [tex]x^2+16x[/tex]

By completing the square method,

The square of half of the coefficient of x must be added , we get

[tex]x^2+16x+64[/tex]

[tex]x^2+8x+8x+64[/tex]

[tex]x(x+8)+8(x+8)[/tex]

[tex](x+8)^2[/tex]

which is a perfect square.

[tex]\text{Hence, 64 must be added to the expression }x^2 + 16x\text{ to make it a perfect-square trinomial}[/tex]

Which property of equality should Wade use to solve the equation x/6=3

Answers

Answer:

I believe it is The Multiplication Property of Equality

Step-by-step explanation:

Since "x" is being divided by 6, we need to do the opposite!

Answer:

multiplication

Step-by-step explanation:

since x/6 is a fraction and fractions represent division we would havw to do the opposite to isolate the x variable. pLeAsE mArK bRaInLiEsT

If x2 = 60, what is the value of x?

Answers

x=30 because 30 times 2 equals 60
30 is the X because 30 x 2 is 60

Solve for ×. show your work
30×-40=80

Answers

30 x - 40 = 80

30x = 80+ 40

30x = 120
----      ----
30       30

x = 4

hope this helps


Consider the following piecewise-defined function, find f(-4)
f(x)=x^2-5,x<3
2x+5,x>3

Answers

(-4)^2-5, since its less than 3
16-5
= 11
(-4)^2-5, since its less than 3
16-5
= 11 i believe this is your answer

The width of a rectangle is 8 units less than the length. If the area is 153 square units, then find the dimensions of the rectangle.

Answers

Length: 17 units
Width: 9 units.  i think this is right 

How is the goal of solving equations with the variable on each side the same as solving multi-step equations?

Answers

They are both multi-step problems.If that's not the answer then I don't know.

Final answer:

The goal of solving equations with variables on both sides or multi-step equations is to isolate and solve for the variable. Operations such as addition, subtraction, multiplication, and division are used to maintain equation balance and eliminate terms, which is necessary for solving any algebraic equation. The process involves careful step-by-step simplification, including dealing with multiple variables when necessary.

Explanation:

The goal of solving equations with the variable on each side is essentially the same as solving multi-step equations because in both scenarios, we aim to isolate the variable to find its value. When we encounter an equation with variables on both sides, we usually perform operations to get all variable terms on one side and constant terms on the other. This often involves addition or subtraction to eliminate terms and then the use of multiplication or division to isolate the variable. This process aligns with the steps taken in solving multi-step equations, where we also combine like terms, use inverse operations, and apply the distributive property if necessary.

Multiplication or division by the same number on both sides of an equation maintains equality, which is a fundamental principle in algebra. For an equation with more than one term on either side, it is important to enclose the side with more terms in brackets before applying a multiplication or division operation to ensure the operation is distributed to each term within the brackets. By doing so, we preserve the balance of the equation while simplifying it step by step toward finding the unknown value.

When faced with an equation containing more than one variable, our objective is to use algebra to determine the remaining unknowns. This could involve solving simultaneous equations or manipulating a single equation to isolate the variable of interest. In more complex scenarios involving several unknowns, finding a set of equations that each contain only one unknown becomes essential, and careful consideration of physical principles or context may guide us in selecting the right equations to solve for the variables in question.

Find the least number between 200 and 500 which leaves a reminder of 3 in each case when divide by 8,10,12 and 30

Answers

Hello,

Assume n the number to be found.
n-3 is so a multiple of 8,10,12,30 .
The lcm of 8,10,12,30 is 2^3*3*5=120

n-3=120 or 240 or 360.... n-3=240
==> n=243


Please answer question,
My Family went hiking through a cave. To help us track where we were and make out way back out, we left a trail. We left a light flare every 20 feet of the hike. We hiked 2 miles through the cave before turning back. How many flares did we pick up on the way back out of the cave?

1 light flare every 20 feet. Hiked 2 miles.



Thanks Guys!

Answers

Well there are 5280 feet in a mile so times that by two and the total walked distance is 10,560 feet. So, if you dropped a flare every 20 feet, you'd do (10,560/20=528 flares)

The answer is 22 add

NEED HELP FAST!
(08.02 MC)
Which of the following graphs shows a pair of lines that represents the equations with the solution (2, –5)? (1 point)

Answers

The third graph shows this
The third graph because the two lines meet or cross at the point (2,-5) so that means that (2,-5) is the solution two the lines.

What is the mean of the data set?

41, 32, 39, 47, 55

Answers

Mean is sum/ number of values

41+32+39+47+55=214

214/5=42.8

Final answer: 42.8
Salutations!

What is the mean of the data set?

Mean means average.. therefore, you need to add up all the data set, and then divide by the total amount of numbers

So lets solve this!

Add up all the number -------

41+ 32+ 39+ 47+ 55=  214..

We have added all the number, and we got the answer as 214.

Now, we need to divide by the total amount of number.

214/ 55= 42. 8

Thus, your mean is 42.8

Hope I helped!

What is the degree and classification or the following

8x^2y + 5xy



Answers

I believe the degree of this is 3, assuming that y isn't part of the exponent, and this is a binomial because it has 2 terms.

You need to look at each term and find the degree by adding the exponents of each variable in it. The largest degree is the degree of the polynomial.

8x²y has a degree of 3 (x has an exponent of 2, y has 1, and 2+1=3)
5xy has a degree of 2 (x has an exponent of 1, y has 1, and 1 + 1 = 2)
So, degree = 3       

The polynomial has 2 terms, so it's binomial  ← classification 

-3x + 2y = 23

5x + 2y = -17

Answers

Multiplying the first equation by -1 and adding it to the second, we get that
 8x =40 or -8x=-40. Dividing both sides by 8, we get x=5 and plugging it into the first equation, we get -15+2y=23, and adding 15 to both sides we get 2y=38. Dividing both sides by 2, we get 38/2=19
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