The price of a television is marked down for a weekend sale. After the sale is over, the price of the television is back to its original price. Are the percent of decrease and the percent of increase the same? Explain your thinking​

Answers

Answer 1

9514 1404 393

Answer:

  No. The bases for computing percentages are different.

Step-by-step explanation:

Suppose the original price is $100 and it is marked down 20%. Then the amount of markdown is 0.20×$100 = $20. The marked-down price is then $100 -20 = $80.

After the sale, the price increase of $20 is computed using the base price of $80:

  increase % = $20/$80 × 100% = 25%

The percentage decrease and increase are different because they are computed using different numbers as the reference.

__

Additional comment

The closer to zero the percentages are, the closer they are to being the same. A 1% markdown will equate to a 1.010101...% markup, for example.


Related Questions

Need help, I’ll give brainliest if correct.

Answers

its the first one

ik this bc i just did stuff like this and im still in math mode

can someone explain to me of how to do this?

Answers

Answer:

1) 11

2) 15

Step-by-step explanation:

The bars on the sides of the numbers represent the absolute value/magnitude of the number, so you will need to remove the negative symbol if it is present in front of the number (if it is already a positive number, leave it as it is).

Example:

[tex]|-3+2| = |-1|[/tex]

[tex]= 1[/tex]

Hope this helps :)

A total of 200 video game players take a survey on their favorite game. Unknown Kingdom
gets 55% of the votes, The video game designers want to know how many players voted for
Unknown Kingdom.
Wite 55% as a rate per 100.
55
559%
e Find an equivalent ratio where the number of players surveyed is 200.
Votes
55
Players Suveyed
100
200

Answers

Answer:

Could you explain it another way?

Step-by-step explanation:

I need just the answer, no step to step

Answers

just divide the price by the amount of oz. I don't have a calculator but that's what you do. Just round according to money.

Answer:

1) [tex]\huge\boxed{\sf 5.7}[/tex]

2) [tex]\huge\boxed{6.4}[/tex]

Step-by-step explanation:

74 oz = $ 4.24

74 oz = 4.25 * 100 cents

74 oz = 425 cents

Divide bot sides by 74

1 oz = 425 / 74 ¢ / oz

1 oz = 5.7 ¢ / oz

[tex]\rule[225]{225}{2}[/tex]

42 oz. = $2.69

42 oz = 2.69 * 100 cents

42 oz = 269 cents

1 oz = 269 / 42 cents

1 oz = 6.4 ¢ / oz

[tex]\rule[225]{225}{2}[/tex]

Hope this helped!

~AH1807

Write numbers to make each line have the same sum

Answers

Answer:

There is nothing here?

Step-by-step explanation:

What is the equation in slope-intercept form for the line that passes
through the points (1, 2) and (3, 4)?

Answers

The answer is y=1x+1 hope I helped

Multiply the following polynomials, then place the answer in the proper location on the grid. Write the answer in
descending powers of x.
(8x + 3)(4x + 7)

Answers

Answer:

32x^2+68x+21

Step-by-step explanation:

Answer:

32x^2+68x+21

Step-by-step explanation:

This is right just did this!!

5x2= wat??? i really didnt get this in class and really need help

Answers

Answer:

10

Step-by-step explanation:

5 x 2 = 10

Let's put it this way. 5 two times. 5 and 5. 5 + 5

Add them. you get 10.

Answer:

10, bro if you in college like the question says i feel bad for you. other wise you in 2nd grade.

Step-by-step explanation:

Help, I’ll give brainliest if you tell me what like terms and terms are.

Answers

Answer:

Step-by-step explanation:

7x + 6 + 5

six and five both are regular numbers but the 7x is not like term

7x + 11

I am an odd number that is less than 10 and is not the number of sides on a triangle.I can be divided by three what number am I?

Answers

Answer:

I think that it would be 9 because it is less than ten and can be divided equally by 3.

Step-by-step explanation:

Halp pls!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Answers

1808.64 cm, i think

The ordered pair (-1,- 3) is a solution to the inequality y>-5x^4+ 7x^3 +8.

True
False

Answers

Answer:

Subsitute the known point: (-1,3)

y>-5x^4+ 7x^3 +8.

3> -5(-1)^4 + 7(-1)^3 + 8

3> -5(1) + 7(-1) + 8

3> -5 - 7 + 8

3 > -4

True

3 Is greater than -4.

Answer:

True

Step-by-step explanation:

Just got it right on edge!

2500 freshmen took an Algebra test through North Carolina Virtual Public school.The
scores were distributed normally with a mean of 75 and a standard deviation of 7.
How many algebra students scored between 68 and 82?
A. 2000
B. 1950
C. 1700
D. 680

Answers

D. Because I just finished it

Ford Motor Company decided against building a new plant in California because of the high cost of taxes. The state of California proposed an assessment rate of 52% of the estimated market value of the plant. The tax rate proposal was $233.00 per $1,000 of assessed value. What would Ford Motor pay in property taxes per year if it decided to build a $25 million plant?

Answers

Answer:

$5825000

Step-by-step explanation:

You just take 23.3% of the 25 million dollars silly.

Please help I need an equation for this graph

Answers

y=1/2x

There is no y-intercept

Hello,
2x+1=x(2+0)
True or false???????

Answers

Answer:

false right

Step-by-step explanation:

please graph (-5,2) thank you

Answers

Answer:

I hope this helps!!!

Step-by-step explanation:

If logx= -2, what is x?

Answers

.01 hope this helps!!!!!!!!!!!

what is the inverse function of f(x) = 4x - 1

Answers

Answer:

[tex]f(x) = \frac{x + 1}{4}[/tex]

Step-by-step explanation:

To inverse the function switch the places of x and y like this:

x = 4y - 1

Now, solve for y:

[tex]x + 1 = 4y\\\frac{x + 1}{4} = y[/tex]

It's that easy!

I hope this helps!!

- Kay :)

Explain briefly why the vertical line test is used to determine if a graph represents a function.

Answers

Answer:

One x input cannot have two or more resulting y outputs

Step-by-step explanation:

That's why we use the vertical line test to see if there's two y vales for a corresponding x value, hope that helped

5) Express as a single logarithm. You do NOT need to expand the polynomials:
5 In(x - 2) + 8 In(x + 3) - 3 ln(x + 8)​

Answers

5 ln(x - 2) + 8 ln(x + 3) - 3 ln(x + 8)

ln(x - 2)⁵ + ln(x + 3)⁸ - ln(x + 8)³

since [tex]a\log_cb=\log_cb^a[/tex] (for any base c)

ln((x - 2)⁵ (x + 3)⁸ / (x + 8)³)

since [tex]\log_c(a)+\log_c(b)=\log_c(ab)[/tex] and [tex]\log_c(a)-\log_c(b)=\log_c\frac ab[/tex] (also for any base c)

Help on this question pls .... (the question is at the top) I will cashapp you I have been waiting for this answer for the longest

Answers

Answer:

$59.94

Step-by-step explanation:

So for this question, you need to find 8% of 748.

You can do this by multiplying .08 by 748:

.08(748) = 59.94

Answer:

149.6

Step-by-step explanation:

Solve the equation 3x^2+8=83

Answers

Answer:

x = 5

Step-by-step explanation:

3x² + 8 = 83

3x² = 83 - 8

3x² = 75

x² = 75/3

x² = 25

x = √25

x = 5

-TheUnknownScientist

Answer:

x =5

Step-by-step explanation:

3x²+8=83

3x²=83-8

3x²=75

x²=75

3

x²=25

x=√25

x=5

hope it help u.

What is the result of 122÷8? Use the number line to find the answer
A: 7
B:14
C:16
D:28
Please help!

Answers

Answer: I would go towards B

Step-by-step explanation:

122/8 = 15.25

This is more towards 15, so put the dot in the middle of 14 and 16

Im gonna say 14 so go towards b

2 plus 2 and 45 plus 68

Answers

Answer:

117

Step-by-step explanation:

Answer:

117

Step-by-step explanation:

2+2=4

45+68=113

113+4=117

Ms.Sarah makes 300 cupcakes.She gives 2 cupcakes to each student.How many students can she give cupcakes to if she wants at least 20 cupcakes left?

Answers

Answer:

140

Step-by-step explanation:

300-20=280

280 divided by 2

140

Answer:

140 is your answer

Step-by-step explanation:

This is finding exact values of sin theta/2 and tan theta/2. I’m really confused and now don’t have a clue on how to do this, please help

Answers

First,

tan(θ) = sin(θ) / cos(θ)

and given that 90° < θ < 180°, meaning θ lies in the second quadrant, we know that cos(θ) < 0. (We also then know the sign of sin(θ), but that won't be important.)

Dividing each part of the inequality by 2 tells us that 45° < θ/2 < 90°, so the half-angle falls in the first quadrant, which means both cos(θ/2) > 0 and sin(θ/2) > 0.

Now recall the half-angle identities,

cos²(θ/2) = (1 + cos(θ)) / 2

sin²(θ/2) = (1 - cos(θ)) / 2

and taking the positive square roots, we have

cos(θ/2) = √[(1 + cos(θ)) / 2]

sin(θ/2) = √[(1 - cos(θ)) / 2]

Then

tan(θ/2) = sin(θ/2) / cos(θ/2) = √[(1 - cos(θ)) / (1 + cos(θ))]

Notice how we don't need sin(θ) ?

Now, recall the Pythagorean identity:

cos²(θ) + sin²(θ) = 1

Dividing both sides by cos²(θ) gives

1 + tan²(θ) = 1/cos²(θ)

We know cos(θ) is negative, so solve for cos²(θ) and take the negative square root.

cos²(θ) = 1/(1 + tan²(θ))

cos(θ) = - 1/√[1 + tan²(θ)]

Plug in tan(θ) = - 12/5 and solve for cos(θ) :

cos(θ) = - 1/√[1 + (-12/5)²] = - 5/13

Finally, solve for sin(θ/2) and tan(θ/2) :

sin(θ/2) = √[(1 - (- 5/13)) / 2] = 3/√(13)

tan(θ/2) = √[(1 - (- 5/13)) / (1 + (- 5/13))] = 3/2

Tn real estate exam Dan received 7
1questions

Answers

What? Need more information

Divide 25000 in the ratio 2:3:5

Pls answer this question
It is reaaaallyy imp

Will mark as brainliest

Answers

Let the parts be 2x, 3x and 5x.

Sum= 25000

Therefore,2x+3x+5x=25000

10x=25000

x=25000/10

x=2500

Therefore, parts:-

1. 2×2500=5000

2. 3×2500=7500

3. 5×2500=12500

Answer:

5000, 7500, 12500

Step-by-step explanation:

[tex]2 + 3 + 5 = 10[/tex]

[tex]25000[/tex] ÷ [tex]10[/tex] = [tex]2500[/tex]

[tex]2500[/tex] × [tex]2 = 5000[/tex]

[tex]2500[/tex] × [tex]3 = 7500[/tex]

[tex]2500[/tex] × [tex]5 = 12500[/tex]

[tex]\therefore[/tex] [tex]25000[/tex] will split into [tex]5000[/tex], [tex]7500[/tex], and [tex]12500[/tex].

To check if the answer is correct, you can add the values up and see if they sum up to [tex]25000[/tex]:

[tex]5000 + 7500 + 12500 = 25000[/tex]

Hope this helps :)

*i'll give brainliest*
HELPPPPPPPPPPPPPPPPPPPME EEEEEEEEEEEEEEEE
The depth of a river changes after a heavy rainstorm. Its depth, in feet, is modeled as a function of time in hours. Consider this graph of the function.
What is the average rate of change for the depth of the river, measured as feet per hour, between hour 9 and hour 18? Show your work.

*im giving brainliest*

Answers

Answer:1/3 feet per hour

Step-by-step explanation:

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