the price of a calculator is decreased by 21% and now is £207.77. Find the original price

Answers

Answer 1

Answer:

£251.40 (rounded to 1 decimal place)

Step-by-step explanation:

20% of 207.77 = 41.554

1% of 207.77 = 2.0777

21% of 207.77 = 41.554+2.007=43.6317

207.77+43.6317 = 251.4017

Round to 2 decimal places because its money = 251.40

FINAL ANSWER / ORIGINAL PRICE : £251.40

Related Questions

Plzzzzzzzz help I don’t understand

Answers

Answer:

Slope formula: y2-y1/x2-x1

Step-by-step explanation:

8-6/9-6= 2/0

Answer:

Step-by-step explanation:

Alright we need to prove that both the triangles are similar so lets get started

The slope formula is:

Slope = Change in y / Change in x

m = Δy / Δx

[tex]m=\frac{y_2-y_1}{x_2-x_1} \\\\[/tex]

Where, m is the slope and [tex](x_1,y_1) , (x_2,y_2)\\[/tex] are any points on the line

In this graph we are given three points which are

(0 , 2) , ( 6 , 6) and (9 , 8)

So for our first triangle we use the 2 points (0 , 2) and (6 ,6) and calculate the slope,

[tex]m=\frac{y_2-y_1}{x_2-x_1}\\\\m=\frac{6-2}{6-0}\\\\m=4/6\\\\m=2/3\\[/tex]

So the slope turns out to be 2/3 , Now for our second triangle use the 2 points (6 , 6) and (9 , 8)

[tex]m=\frac{y_2-y_1}{x_2-x_1}\\\\m=\frac{8-6}{9-6}\\\\m=2/3\\[/tex]

So we can see the the slope's are equal that's the answer to your first part.

Second part

Yes they are similar due to the property of corresponding angles where angle x of the first triangle equals angle x for the second triangle and angle y for the first triangle equals angle y for the second triangle and both the triangles have 90° se they are similar because all three angles are similar. (AAA = angle angle angle property) I have attached a to make you understand it better.

Percent Problems
Tools
5
A gumball machine has 450 red gumballs. If the red gumballs are 75% of the total number of gumballs, how many gumballs are in
the gumball machine?
OA. 375
OB. 600
OC. 525
OD. 337.5

Answers

the correct answer is D. 337.5

what is -8/9 as a decimal​

Answers

Answer:

-0.89

Hope I helped

I will mark you and plz help me!!

Answers

Answer:

x                f(x)

-9               9

-6               4

-3               -1

0                 -6

Step-by-step explanation:

30 points help!!!!!!!!!!!
The following function represents the production cost f(x), in dollars, for x number of units produced by company 1:

f(x) = 0.25x2 − 8x + 600

The following table represents the production cost g(x), in dollars, for x number of units produced by company 2:


x g(x)
6 862.2
8 856.8
10 855
12 856.8
14 862.2


Based on the given information, determine which company has a lower minimum and find the minimum value.
g(x) at (10, 855)
f(x) at (16, 536)
g(x) at (16, 536)
f(x) at (10, 855)

Answers

Answer:

the answer is f(x) at (16, 536)

A line is perpendicular to the line given by the equation - 8 = 2y + 3x. What is the slope of the perpendicular line? 3​

Answers

Answer:

2/3 is the slope of the perpendicular line

Step-by-step explanation:

1) put into slope-intercept form (y=mx+b)

-8=2y+3x

-2y=3x+8

y=-3/2x-4

2) the line is perpendicular so the slope will be opposite and the reciprical of the original slope.

so, because the original was -3/2, the new one is 2/3

Find the GCF of 36 and 4.

Answers

Answer:

4

Step-by-step explanation:

4 is the greatest number that goes into 36 and 4.

Answer:

4

Step-by-step explanation:

Calculate the prime factors of 4 and 36, then find the greatest common factor.

Answer is 4.

Consider the polynomial function
g(x) = -x^4 + 2x^3 + 5x^2 – 1.
What is the end behavior of the graph of g ?

Answers

Answer: as x > infinity, g(x)> - infinity and as x> - infinity, g(x)> - infinity

Step-by-step explanation:

 Left and right ends of the given poynomial function will fall downwards (towards negative infinity).  

End behavior of a polynomial: If a polynomial function is f(x) = ax⁴ + bx³ + cx² + dx + e

          Leading coefficient → a

          Degree of the polynomial = 4

 If the degree is even and leading coefficient is negative (-), left end and right ends fall downwards.

Given in the question,

Poynomial function → g(x) = -x⁴ + 2x³ + 5x² - 1

Degree of the polynomial = 4 (even)

Leading coefficient = -1 (negative)

    Therefore, left end of the graph will fall downwards (towards negative infinity) and the right end of the graph will fall downward (towards negative infinity).

Learn more about the end behaviour of a polynomial here,

https://brainly.com/question/12021944?referrer=searchResults

A rectangular picture measures 6 inches by 9 inches. If a copy machine makes each of the two dimensions 113 larger, by what is the percent of increase in the area of the picture

Answers

Answer:

27.7% larger

Step-by-step explanation:

6 x 113% = 6.78

9 x 113% = 10.17

Old Area = 9 x 6 = 54 sq in

New Area = 6.78 x 10.17 = 68.95

(New - Old) ÷ Old = .277 = 27.7%

I need some help with MORE math if you could answer that would be great.

Answers

Answer:

bbbbbb

Step-by-step explanation:

:)

Answer:

D. [tex]\frac{81}{m^{7}}[/tex]

Step-by-step explanation:

[tex](3m^{-4})^{3}(3m^{5})[/tex]

[tex]\frac{81m^{5}}{m^{12}}[/tex]

[tex]\frac{81}{m^{7}}[/tex]

y-4=-2(x+3) what's the answer

Answers

Answer:

y=-2x-2

Step-by-step explanation:

y-4=-2(x+3)

Remove parentheses

y-4=-2x-6

Move your constant to the right

4=-2x-6+4

Calculate the sum

y= -2x-2

Complete the table to find the value of nonzero number raised to the power of 0.

Answers

Answer:

9^3=729

9^2=81

9^1=9

9^0=1

i agree with the other person they are right!!! it’s exactly what i got

if p(X)=x²-4x+5, then the value of p(1) is____
a)-1. b)0 c)1 d)2​

Answers

Answer:

[tex]p(x)=x^{2}-4x+5\\p(x)= 1^{2}-4(1)+5\\p(x)=1-4+5\\p(x)=2[/tex]

So 2 is the answer.

Hope this helps :D

Answer:

i think between a or c

Step-by-step explanation:

help me please!!!!!!!!!!!!!!

Answers

I'm a little rusty lol but I believe that is C, the distributive property.

Answer:

Distributive Property

Step-by-step explanation

You first ditribute the 6 to the 4x and -1.

in a bag, there are 5 green candies, 3 red candies, and 7 orange candies. Once a candy is selected, it is not replaced. Answer with a fraction.
P(red, orange) =
p(green,green)=

Answers

Step-by-step explanation:

P(two green candies)

15 candies in total

5 green/15 total

which is equal to 1/3

left over candies= 13 because we are removing 2 green from the total

A person paid 56.50 rupees as zakaat in a year find his saving for the Year​

Answers

paste the full question man

Yeah he’s from the future to carry the world.

The cost of 5 litres of milk is Rs. 55. Tabulate the cost of 2, 4 and 10 litres of milk



please help me complete the table​

Answers

Answer:

The answer would be

22 Rs

44 Rs

110 Rs

Step-by-step explanation:

5 litres : 55 Rs

2 litres : y1

y1=2*55/5=22 Rs

4liters : y2

y2=4*55/5=44 Rs

10 litres : y3

y3=10*55/5 =110Rs

I need help please anybody

Answers

Answer:

can u type the words out

Step-by-step explanation:

Solve for X showing every step​

Answers

Answer:

x = 1

Step-by-step explanation:

3(x + 6) -5 = 16

You want to first add the 5 (*flipping the sign)  over to the 16

making your equation ...

3(x +6) = 21

Then you want to distribute the 3 to x and 6

making you equation

3x + 18 = 21

Then you want to subtract the 18 (*flipping the sign) to the right side

making the equation....

3x = 3

Lastly, divide the 3 on the left to the 3 on the right making the answer 1

x = 1

Evan spent 20 hours doing homework last week. This week he spent 25 hours doing homework. He says that he spent 125% more time doing homework this week. Is he correct? Show your work to justify your decision.

Answers

Answer:

Step-by-step explanation:

Evan was not correct 125% means he over doubled his time doing homework. To double his time he would need 40 hours, and he only did 25.

Find the unknown angles in the following right triangle by using trigonometric ratios.

Answers

Answer:

C- 63.5

B- 26.5

Step-by-step explanation:

both are rounded

Which number is equal to the expression 7 x 104 + 3 x 103 + 0 x 102 + 8 x 101 + 5 ?

Answers

Answer:

1

Step-by-step explanation:

Scientific notation is the way that scientists easily handle very large numbers or very small numbers. For example, instead of writing 0.0000000056, we write 5.6 x 10-9. So, how does this work?

We can think of 5.6 x 10-9 as the product of two numbers: 5.6 (the digit term) and 10-9 (the exponential term).

Here are some examples of scientific notation

To be a member of the choir, you must go to an audition. Henry's cousin is a member of the choir. What conjecture can you make about Henry's cousin?

A.) Henry’s cousin practices with the choir
B.) Henry is in the choir
C.) Henry’s cousin went to an audition

Answers

Answer:

A) Henry’s cousin practices with the choir

Step-by-step explanation:

becuase it says "Henry's cousin is a member of the choir."

Answer:

Henry’s cousin went to an audition.

Step-by-step explanation:

To solve, Use the law of detachment. In geometry, the law of detachment states that if P leads to Q and P is true, then Q must be true. This is written in a different format, but it is once again a conditional statement.

the value of a second hand car is £8000. Each year it loses 20% of its value at the start of this year. work out its value in 5 year time.


pls show working out who ever answer first get marked brainest and get rated excellent. urgently needed. need asap my teacher waiting​

Answers

Answer:

0

Step-by-step explanation:

20 percent of 8000 = 1600

1600 x 5= 8000

8000 - 8000 = 0

use standard algorithm to solve
1,457 x 56​

Answers

it needs 20 characters to submit lol

Jericho wants to start saving to
purchase a house. His goal is to save $92,400. If he deposits $56,000 into an account that pays 2.92% interest compounded daily, approximately how long will it take for his money to grow to the desired amount? Round your answer to the nearest tenth of a year.

a) 19.3 years
b) 21.7 years
c) 15.4 years
d) 17.2 years​

Answers

Answer:

its B

Step-by-step explanation:

If he deposits $56,000 into an account that pays 2.92% interest compounded daily, it takes for his money to grow to the desired amount will be 21.7 years. Option b is correct.

What is simple interest?

It is defined as the interest based on the principal amount, it does not include the compounded amount. The interest calculates on the initial amount or borrowed amount.

It is given that,

Principal(P) = $56,000

Rate(R) = 2.92%

Time(T) = x years

Interest(I)=?

The amount to be collected to save the money is,

=$92,400 - $56,000

=$36,400

Interest = $36,400

The formula for the simple interest is,

I=(P×R×T)/100

Substitute the given value as

[tex]\rm 36400=\frac{\left(56000\times \:2.92T\right)}{100} \\\\ \frac{\left(56000\times \:2.92T\right)}{100}=36400 \\\\ \frac{100\times \:56000\times \:2.92T}{100}=36400\times \:100 \\\\ 163520T=3640000 \\\\ T=\frac{1625}{73} \\\\ T=21.7 \ years[/tex]

Thus, if he deposits $56,000 into an account that pays 2.92% interest compounded daily, it takes for his money to grow to the desired amount will be 21.7 years. Option b is correct.

Learn more about the simple interest here:

brainly.com/question/22621039

#SPJ2

Ill give brainliest if you get it correct :D pls help meh

Answers

Answer: 14401.25

Step-by-step explanation:

Answer:

562000

Step-by-step explanation:

commission=commission rate multiplied with selling price

suppose selling price as x

14050=2.5% . x

14050=(2.5/100) . x

14050 . 100= 2.5 . x

x = 1405000/2.5

x=562000

The moon forms a right triangle with the Earth and the Sun during one of its phases, as shown below: A right angle triangle is shown with the Earth at the right angle. The acute angle between the line joining the Earth and the S The moon is, on average 238,900 miles from the Earth and the Sun is roughly 93,000,000 miles from the Earth. What is the measure of angle x? Round to the nearest hundredth. Note. This is a very small angle.

Answers

Answer:

0.15

Step-by-step explanation:

Using trigonometry :

Tanθ = opposite / Adjacent

Opposite = distance between earth and sun = 238,900

Adjacent = distance between earth and moon = 93,000,000

Tanx = 238900 / 93000000

Tanx = 0.0025688

x = tan^-1 (0.0025688)

= 0.1471820°

Answer:

0.15

Step-by-step explanation:

Took the test.

Five minus one fourth

Answers

Answer:

can i tell u this story about when i had a dump, so like i just ate chetos so my butt was on fire and their was some fish i saw and i dicided it looked good so i ate it.

Step-by-step explanation:

oh yeah and the answer is 4.75

Answer:

19/4. /means fraction symbol

Step-by-step explanation:

5-1/4

20-1/4

19/4

Can you please show your work and explain if possible.​

Answers

Answer:

CHEATING ON CLASSWORK

Step-by-step explanation:

IS FORBIDDEN

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