Ed bus a box of eggs costing £2.30, two packs of bacon for £2.60 each and two tins of baked beans. He pays with a £10 note gets 80p change how much did the tin of beans cost?

Answers

Answer 1

Answer:

£0.85 for each

£1.70 for both

Step-by-step explanation:

Variable x = cost of baked beans

2.30 + 2(2.60) + 2x = 10 - 0.80

Use PEMDAS

2.30 + 5.20 + 2x = 10 - 0.80

7.50 + 2x = 9.20

Subtract both sides by 7.50

2x = 1.70

Divide both sides by 2 to isolate the variable

x = 0.85

Let's check our work by plugging this into our original equation

2.30 + 2(2.60) + 2(0.85) = 10 - 0.80

2.30 + 5.20 + 1.70 = 10 - 0.80

7.50 + 1.70 = 9.20

9.20 = 9.20

Our number is correct


Related Questions

P = 2l + 2w, when P = 28 ft. and w = 5 ft.

Answers

Answer:

9

Step-by-step explanation:

5*2=10 28-10=18 18/2=9

7 x 4 - 20
Answer this 2 mins later (timer on math probs)

Answers

Answer:

I think answer is 8.....

HELP PLS PLS pls pls

Answers

Answer:

129

Step-by-step explanation:

Answer:

129

Step-by-step explanation:

180 - 51 = 129

what is the answer to this question 108= ​

Answers

Umm what’s the question??

solve this system of equations by graphing . first graph the equations then type the solution .

y=1/5x-5
y=-3/5x-1

PLEASE HELP ILL GIVE 40 POINTA PLEASE DONT SKIP:(((

Answers

9514 1404 393

Answer:

  (x, y) = (5, -4)

Step-by-step explanation:

The Desmos graphing calculator is a handy tool for solving questions like this one. It tells you the solution is ...

  (x, y) = (5, -4)

Answer and explain please ILL MARK BRAINLIEST

Answers

Answer:

Step-by-step explanation:

0.1x+0.25(102-x)=17.10

0.1x+25.5-0.25x=17.10

-0.15x=-8.4

x=56

Which of the lines below has a negative slope?
A
B
6
-5
15
6
10
5
D
5
5

Answers

Well, negative slope has the word negative in it right? So, it will be the negative number. Answer: -5 (negative 5)

FIRST TO ANSWER GETS BRAINLIEST!!!
Find the y-intercept of the following line:
y=−8x+7

Answers

The y intercept is 7

Answer:

7

Step-by-step explanation:

y = mx + b

The y-intercept is b.

y = -8x + 7

The y-intercept is 7.

The eiffel tower stands 1,986 ft tall. the chrysler building in New your city is 319 meters. Which is taller? Solve by using dimensional analysis

Answers

Answer:

The Eiffel tower is taller because 319 meters into feet is 1046

so the true equation would be 1,986 > 1,046

Step-by-step explanation:

si en una canasta saben 30 limones ¿ Cuantos canastas nesesitamos para guardar 75 ? inversa ​

Answers

Answer:

3

Step-by-step explanation:

¡¡espero que esto ayude!!

39 inches is the right answer just did the test on edge

Answers

Yup 39 is the correct answer good job :-)

Answer:

thanks have a nice day can you please mark me brainliest im trying to rank up and i  need 2 more brainlys

Step-by-step explanation:

Can someone please help me I’m desperate it due tomorrowwww

Answers

Answer:

Step-by-step explanation:

First box: m=1/2

Second box: m=2

Third box: m=1

Fourth box: m=2


A sum amounted naira 2,590
at 10% Per annum for the
Period of 4 Years. Find the sum

Answers

Answer:

1,769

Step-by-step explanation:

The computation of the sum is shown below:

Future value = Present value × (1 + rate of interest)^number of years

2,590 = Present value × (1 + 0.10)^4

2,590 = Present value × 1.10^4

So, the present value is

= 2,590 ÷ 1.10^4

= 2,590 ÷ 1.4641

= 1,769

Although bats are not known for their eyesight, they are able to locate prey (mainly insects) by emitting high-pitched sounds and listening for echoes. A paper gave the following distances (in centimeters) at which a bat first detected a nearby insect. 24 41 25 68 53 83 43 63 56 34 45 A button hyperlink to the SALT program that reads: Use SALT. (a) Calculate the sample mean distance at which the bat first detects an insect. (Round your answer to four decimal places.) 48.6364 cm (b) Calculate the sample variance and standard deviation for this data set. (Round your answers to four decimal places.) Variance Standard deviation

Answers

Answer:

[tex]Mean = 48.6364[/tex]

[tex]s^2 = 331.8545[/tex] -- Sample Variance

[tex]s = 18.2169[/tex] --- Sample Standard Deviation

Step-by-step explanation:

Given

[tex]n = 11[/tex]

[tex]Data: 24, 41 ,25 ,68 ,53 ,83 ,43 ,63 ,56 ,34 ,45[/tex]

Solving (a): The sample mean

[tex]Mean = \frac{\sum x}{n}[/tex]

So:

[tex]Mean = \frac{24 +41 +25 +68 +53 +83 +43 +63 +56 +34+ 45}{11}[/tex]

[tex]Mean = \frac{535}{11}[/tex]

[tex]Mean = 48.6364[/tex]

Solving (b): Sample variance (s^2)

This is calculated as:

[tex]s^2 = \frac{\sum (x - \bar x_i)^2}{n - 1}[/tex]

Where:

[tex]\bar x = 48.6364[/tex]

So:

[tex]s^2 = \frac{(24 -48.6364)^2 +(41 -48.6364)^2 +......................+( 45 -48.6364)^2}{11-1}[/tex]

[tex]s^2 = \frac{3318.54545456}{10}[/tex]

[tex]s^2 = 331.8545[/tex]

Solving (c): Sample Standard Deviation (s)

This is calculated as:

[tex]s = \sqrt {s^2[/tex]

[tex]s = \sqrt{331.8545[/tex]

[tex]s = 18.2169[/tex]

Harry is a builder.
He has to buy stones to cover part of a garden.
The part of the garden is triangular as shown in the
diagram
Harry knows that
5 bags of stones will cover an area of 4 m2
• a bag of stones costs £7.99
Work out the total cost of the bags of stones
Harry needs to buy
(5)
Write your answer in the box below.
£
£| I
SI
TH

Answers

Answer:

£39.95

Step-by-step explanation:

multiply it by £7.99×5

A restaurant is offering 15 percent off beverages. The check is $90.00 with the beverage total being $15.00. What is the check total after the discount ?
A 77.75
B 76.50
C.75.00
D.87.75

Answers

B is the answer to your question

b because 90

                  15

                  15

               -_____

                  76.50

In ΔUVW, the measure of ∠W=90°, VW = 29 feet, and UV = 69 feet. Find the measure of ∠U to the nearest degree.

Answers

Answer:

25

Step-by-step explanation:

Answer:

the answer is 25

Step-by-step explanation:

How many copies of 1 twelfth are equivalent to 3 sixths? Help!

Answers

Answer:

6/12 is equal to 3/6 ( 6 twelfths is equal to 3 sixths )

Step-by-step explanation:  

multiply both sides of 3/6 by 2 to get the same denominator, doing that will get you 6/12

Answer:

6 copies

Step-by-step explanation:

Step 1:  Convert 1 twelfth to an expression

1 twelfth is the same thing as 1/12

Step 2:  Convert 3 sixths to an expression

3 sixths is the same thing as 3/6

Step 3:  Get common denominators

The lowest common denominator between 1/12 and 3/6 is 12

[tex]\frac{1}{12}[/tex] → [tex]\frac{(1 * 1)}{(12 * 1)}[/tex] → [tex]\frac{1}{12}[/tex]

[tex]\frac{3}{6}[/tex] → [tex]\frac{(3 * 2)}{(6*2)}[/tex] → [tex]\frac{6}{12}[/tex]

Step 4:  Find the amount of 1/12 there are in 6/12

In order to find out the copies, we need to add 1/12 x amount of times to get 6/12.  We find that x is going to be 6.  Therefore, there 6 copies.

[tex]\frac{1}{12}+\frac{1}{12}+\frac{1}{12}+\frac{1}{12}+\frac{1}{12}+\frac{1}{12} = \frac{6}{12}[/tex]

Answer:  6 copies

Please I need help it’s an emergency

Answers

Answer:

A. Cos θ = 16/42

Step-by-step explanation:

The angle the ladder makes with the floor = θ

Hypotenuse = length of the ladder = 42 m

Adjacent = Distance from the bottom of the ladder to the wall = 16 m

Therefore to find θ, we would apply the trigonometric function, CAH:

Cos θ = adj/hyp

Which is:

Cos θ = 16/42

What is the relationship between the two quantities in the table?

Answers

D

x is multipled by 30 everytime to acheive y

Answer:

Its D

Step-by-step explanation:

I am editing the answer cause my other answer here was incorrect Your answer is D cause every time you multiply the number from the x to 30

1 x 30 = 30

2 x 30 = 60

3 x 30 = 90

4 x 30 = 120

Help!! Pythagorean theorem

Answers

Answer:

The Pythagorean theorem only works for right triangles. This is not a right triangle.

x = 23

All interior angles of a triangle = 180 degrees.

 A  +      B      +     C    + 180

(3x) + (2x+12) + (2x+7) = 180

7x + 19 = 180

7x = 161

x = 23

A = 3(23) = 69 degrees

B = 2(23) + 12 =58 degrees

C = 2(23) + 7 = 53 degrees

Answer:

x=23

Step-by-step explanation:

u see this is how the Pythagorean theorem works a^2 + b^2 = c^ i hope this helps have a great day bye please mark as brainliest :D

i will give you brainliest whoever answers correct first!!

Answers

Answer:

x=16

Step-by-step explanation:

ok yeah lololol

Identify the graph which shows the figure in graph A, rotated 90° in a clockwise direction around the origin.

Answers

the correct answer would be graph 1

Write down in figures the number forty one thousand and ninety six.

Answers

Answer:

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Step-by-step explanation:

Answer:

41,096

Hope it helps

Please mark me as the brainliest

Thank you

Am I correct? (Perfect Square Form)

Answers

Answer:

[tex](x -3 )^2 = 10[/tex]

Step-by-step explanation:

Given

[tex]x^2 - 6x - 1 = 0[/tex]

Required: Express as a perfect square

[tex]x^2 - 6x - 1 = 0[/tex]

Add 10 to both sides

[tex]x^2 - 6x - 1 +10= 0+10[/tex]

[tex]x^2 - 6x +9= 10[/tex]

Expand

[tex]x^2 - 3x - 3x+9= 10[/tex]

Factorize:

[tex]x(x - 3) - 3(x - 3)= 10[/tex]

Factorize:

[tex](x -3 )(x - 3) = 10[/tex]

[tex](x -3 )^2 = 10[/tex]

pls answer i have a ton of homework

Answers

Answer:

ewqvrdvfgbt2nbvcx

Step-by-step explanation:

Answer:

the answer is 9

Step-by-step explanation:

PLZZZZZZZZZZZZZZZZZ HELP WILL MARK BRAINLIEST 84 POINTS
1 + 2=

Answers

Answer: 3

Step-by-step explanation: 2 is 1 and 1 put together plus another 1 makes 3

How do you differentiate y = 3x3 - 2x-4

Answers

Answer:

y' = 9x^2 + 8x^-5

Step-by-step explanation:

General Principle

y' = ax^b

y' = a*b * x^(b-1)

Solution

3x^3 = 3*3x^(3-1)

3x^3 = 9x^2

-2x^-4  = -2*-4 x ^(-4 - 1)

-2x^-4 = 8 x ^-5

Answer

y' = 9x^2 + 8x^-5

I really need help with this statistical/variable question, i am really struggling and would be super happy if someone could answer

Answers

Answer:

Statistic

Step-by-step explanation:

A statistic is a sample of the whole mean like

E.x( how many pink doughnuts are in the dozen pack of doughnuts.

A parameter represent the whole mean

E.x( how many donuts were made at 7:00)

Since they are sampling 25 cars, it is a statistic.

A roll of quarters has a value of
$10. The expression
10 represents the amount of money in a number of rolls of quarters. What does the variable

represent?

Answers

Answer:

110

Step-by-step explanation:

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