Nikki used the calculations shown to determine whether a carton of 12 eggs or a carton of 18 eggs was the better buy.

A carton of 12 eggs cost $2.39 , and a carton of 18 eggs cost $3.39 .
Unit price of the 12 -egg carton = ($2.39)(12 eggs) = $28.68 per egg
Unit price of the 18 -egg carton = ($3.39)(18 eggs) = $61.02 per egg
The 12 -egg carton has the lower unit cost, so it is the better buy.

What was her first error?

Answers

Answer 1

Answer:

She was supposed to DIVIDE the amount of money by the amount of eggs in the carton.

Step-by-step explanation:

12 egg carton = $2.40, 1 egg = $2.40 ÷ 12 = 0.2c
18 egg carton = $3.40, 1 egg = $3.40 ÷ 18 = 0.188 (1.9)

The 18 egg carton was more affordable by about 1.22 cents. Nikki was supposed to divide the amount of money it was worth by the quantity in it.


Related Questions

pls help asap if you can!!!!

pls help asap if you can!!!!

Answers

The statement that proves that angle XWY is equal to angle ZYW is

A. If two parallels are cut by a transverse, then alternate interior angles are congruent

What are alternate interior angles

Alternate interior angles are a pair of angles that are formed on opposite sides of a transversal line when two parallel lines are intersected by the transversal.

When a transversal intersects two parallel lines, it creates eight angles. Among these angles, the alternate interior angles are located on the inside of the parallel lines and on opposite sides of the transversal.

In a parallelogram, the two opposite sides are parallel to each other hence the line crossing them will lead to formation of alternate interior angles

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Using the following image, find GH given HI=1 and GH=6.

Using the following image, find GH given HI=1 and GH=6.

Answers

Answer:

Step-by-step explanation:

x + 1 = 6

x = 5

(look at the image) can i get help on this?

(look at the image) can i get help on this?

Answers

Answer:

no u wont

Step-by-step explanation:

give money

18. 105 = 2x - 11 —> 116 = 2x —> x = 58

Plug in x — > 2(58) - 11 —> 116 - 11 —> 105

105 + 105 = 210

360 which is the sum of all of the angles

360 - 210 = 150

Now divide 150 by 2 because those 2 angles and vertical angles and they should have the same degrees.

150/2 = 75

Angle AEB = 75 degrees

Angle CED = 75 degrees

Angle BEC = 105 degrees

19. (6x + 19) + x = 180 because they are adjacencies angles and make a straight line which equals 180 degrees

7x + 19 = 180 —> 7x = 161 —> x = 23

Now plug in x —> x = 23 for angle BEC

6(23) + 19 —> 138 + 19 —> 157

Angle BEC = 23 Degrees

Angle AEB =105 Degrees

Angle AED = 23 Degrees

Angle CED = 157 Degrees

Mr. Math invested $300 in an investment that is guaranteed to grow 5% per
year (compounded interest). How much will he have in three years?

Answers

Answer:45 Don't take the answer might be wrong

Step-by-step explanation:

suppose a pearson correlation test produces a correlation coefficient of -.75. what can we conclude from these results?

Answers

The Pearson correlation coefficient with a value of -0.75 indicates that there is a linear and inverse variation between the two variables under study.

What is Pearson's correlation coefficient?

Pearson's correlation coefficient is a coefficient that studies the statistical relationship between two variables.

This coefficient relates the two variables between +1 and -1.

In this case we have a coefficient with a negative value and 0.75, this means that there is an inverse relationship between the two variables, that is to say while one goes down the other goes up.

-0.75 Indicates a linear and inverse relationship between the statistical variables.

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Which equation represents a line that passes through (-2, 3) and has a slope (m) of -4?

Answers

Answer:

Plug value of the slope and point (2,3) in y= mx+b

3.00 = -6 + b

b= 3 -6

b= 9

So the equation will be

Y =-3x+ 9

Given triangle EFG, select the graph of image E 'F'G'and confirm that it preserves length and anglemeasures.(x,y) -(x-3, y + 1)

Given triangle EFG, select the graph of image E 'F'G'and confirm that it preserves length and anglemeasures.(x,y)

Answers

We have a transformation for the triangle EFG. In this case is a translation.

We can verify with one of the points which one of the graphs correspond to this transformation.

The transformation is:

(x,y) --> (x-3, y + 1)

We look at point E = (-0.5, 0).

We apply the transformation and get:

(-0.5, 0) --> (-0.5-3, 0+1) = (-3.5, 1)

Then, the graph that has E located in the point (-3.5, 1) is the right one.

What is the value of C in this formula?

What is the value of C in this formula?

Answers

52 is the value for c

Customer: "I prepaid 70% of the total cost of $127. 50 last week. "

Employee: "Okay. The total you still owe is

Answers

The total amount the customer still owe is $38.25. Customer: "I prepaid 70% of the total cost of $127.50 last week."
Employee: "Okay. The total you still owe is $38.25."

Here the customer prepaid 70% of total cost of $127.50 last week and the employee need to replay how much amount the customer still owe is. To find out the total amount the customer still owes after prepaying 70% of the total cost of $127.50,

Calculate the prepaid amount: 70% of $127.50 = 0.7 * 127.50 = $89.25Subtract the prepaid amount from the total cost: $127.50 - $89.25 = $38.25

So the total amount the customer still owe is $38.25.

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please help me, eshay lad

please help me, eshay lad

Answers

Answer:

122.5 cm²

Step-by-step explanation:

Area of this trapezium:

1/2 × 35 × 7

= 245/2 = 122.5 cm²

Answer:

122.5

Step-by-step explanation:

(a+b)h/ 2 = (21+14 )7/2= 35 x 7 / 2 = 122.5

I hope im rght! i

Question 2 Load shedding is an endemic in South Africa, many businesses and households are compelled to consider alternative sources of energy. The advertisement below depicts a solar panel kits with different payment options. TABLE 1: Solar panel kit and payment options Payflex Cash Price R13 278 (Vat Incl.) Split payment into 4 x interest free payments. 2.1 Available on Pre-Order Initial payment is two fifths of the cash price. Credit agreement Deposit: 10% Instalment: A x 24 months Interest Rates: 15% per annum monthly compounded. (adapted from solardirect.com) 2.1.1 Define deposit within the given context. 2.1.2 If the Payflex option is chosen, calculate the initial instalment amount and subsequent payable amounts. 2.1.3 Which payment option best suits the traditional hire purchase arrangement? 2.1.4 If a deposit is paid as per credit agreement requirements. Calculate the value of A, the instalment amount. (2) (5)​

Answers

2.1.1 Deposit, in this context, refers to the initial amount of money paid upfront towards the purchase of the solar panel kit when using the credit agreement payment option.

2.1.2 If the Payflex option is chosen, the initial instalment amount would be R3,319.50 (which is two-fifths of the cash price, i.e. (2/5) x R13,278 = R5,311.20, divided into four equal interest-free payments). The subsequent payable amounts would also be R3,319.50 each, paid over three months.

2.1.3 The credit agreement payment option best suits the traditional hire purchase arrangement, as it involves paying a deposit and then paying off the balance in instalments over a period of time, with interest.

2.1.4 If a deposit of 10% is paid as per credit agreement requirements, the amount would be R1,327.80 (which is 10% of R13,278). The balance to be paid off in instalments would be R11,950.20 (which is the cash price of R13,278 minus the deposit of R1,327.80).

Using the formula for calculating the instalment amount on a loan with monthly compounded interest, we have:

A = (r x B) / [1 - (1+r)^(-n)]
where:
r = monthly interest rate = 15% / 12 = 0.0125
B = balance amount = R11,950.20
n = total number of instalments = 24

A = (0.0125 x 11,950.20) / [1 - (1+0.0125)^(-24)]
A = R596.55 (rounded to two decimal places)

Therefore, the instalment amount would be R596.55 per month for 24 months.

Hi! If you could please do my assignment, I'd be grateful! I'll also mark brainliest, giving thanks, and hearts for the best. Thank you and have a great day!

Hi! If you could please do my assignment, I'd be grateful! I'll also mark brainliest, giving thanks,

Answers

Answer:

Smaller Trapezoid: 12

Bigger Paralleogram: 24

Bigger Triangle: 22/40

Smaller Triangle : 2.75/ 5

Step-by-step explanation:

cross multiplication

Bigger Paralleogram: 9 x 16= 144 / 6= 24

Bigger Triangle: 5 x 22= 110 / 2.75 = 40

hope this helps

3) (2 Marks) Find the range and codomain of the matrix transformation T A

, where A= \( {\left[\begin{array}{cc}1 & 2 \\ 1 & -2 \\ 0 & 1\end{array}\right] \). Is the result true if the functions are not linear? Justify your \( } \) answer.

Answers

T A can be seen as a linear transformation from R^2 to R^3.

To find the range and codomain of the matrix transformation T A, we need to first determine the matrix T A . The matrix T A is obtained by multiplying the input vector x by A:

T A (x) = A x

Therefore, T A can be seen as a linear transformation from R^2 to R^3.

To determine the range of T A , we need to find all possible outputs of T A (x) for all possible inputs x. Since T A is a linear transformation, its range is simply the span of the columns of A. Therefore, we can find the range by computing the reduced row echelon form of A and finding the pivot columns:

A =  (\left[\begin{array}{cc}1 & 2 \ 1 & -2 \ 0 & 1\end{array}\right]) ~ (\left[\begin{array}{cc}1 & 0 \ 0 & 1 \ 0 & 0\end{array}\right])

The pivot columns are the first two columns of the identity matrix, so the range of T A is spanned by the first two columns of A. Therefore, the range of T A is the plane in R^3 spanned by the vectors [1, 1, 0] and [2, -2, 1].

To find the codomain of T A , we need to determine the dimension of the space that T A maps to. Since T A is a linear transformation from R^2 to R^3, its codomain is R^3.

If the functions were not linear, it would not make sense to talk about their range or codomain in this way. The concepts of range and codomain are meaningful only for linear transformations.

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A telemarketer earns a base salary of $3,000 per month, plus an annual bonus of 2.5% of total sales above $250,000. Which function represents the annual salary for total sales of x dollars, where x is greater than $250,000? A) S(x) = 3,000 + 0.025(x – 250,000) B) S(x) = 3,000 + 2.5(x – 250,000) C) S(x) = 12(3,000) + 0.025(x – 250,000) D) S(x) = 12(3,000) + 2.5(x – 250,000)

Answers

Answer:

answer is c.

I got it right on edge

Function  S(x) = 12(3,000) + 0.025x (x ≥ 250,000) represents the annual salary for total sales of x dollars, where x is greater than $250,000. Option C is correct.

Given that,
A telemarketer earns a base salary of $3,000 per month, plus an annual bonus of 2.5% of total sales above $250,000.
To determine which function represents the annual salary for total sales of x dollars, where x is greater than $250,000.

What are functions?

Functions are the relationship between sets of values. e g y=f(x), for every value of x there is its exists in a set of y. x is the independent variable while Y is the dependent variable.

Here,
According to the question,
annual salary be S
S(x) = annual base salary + annual bonus earned
S(x) = 12 * 3000 + 0.025x (where x is > $250,000)

Thus, function  S(x) = 12(3,000) + 0.025x (x ≥ 250,000) represents the annual salary for total sales of x dollars, where x is greater than $250,000. Option C is correct.

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Write a congruence statement for
the two triangles shown below.

Answers

Answer: What are the two triangles' names? For example, if they are Triangle ABC and DEF, the congruence statement would be "ΔABC ≅ ΔDEF".

Step-by-step explanation: I explained it above.

Help meeeeeeeeee rn pos

Help meeeeeeeeee rn pos

Answers

to solve for slope intercept you would get y=x+2.5

Answer:

y = x + 2.5 or y = x + 5/2

Step-by-step explanation:

Multiply both sides by 2 so that they are not fractions anymore.

\((2)\frac{2y}{2} = \frac{2x}{2} + \frac{5}{2} (2)\\\) This gives you...

2y = 2x + 5 (divide both sides by 2 to get the y alone.)

y = x + 2.5

Hope this helps ya!!

Which is the range for the function shown in the graph below?



All real numbers for
x


All real numbers for
y


x≤
2


y≥
3

Which is the range for the function shown in the graph below?All real numbers for xAll real numbers for

Answers

The range of the function shown in the graph is the set of all real numbers for y.

What is Function?

A function is a relation from a set A to a set B where the elements in set A only maps to one and only one image in set B. No elements in set A has more than one image in set B.

The set of input values in the function is called domain and the set of output values are called range of the function.

So the range of the function will be the set of y values.

From the graph, it is clear that, the curve is passing corresponding to every y value.

In other words, if we draw a horizontal lines from curve, all the y values are touching the curve.

So the range is the set of all real numbers.

Hence the range is all the real numbers for y.

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SOMEONE PLEASSEEEE HELP
The greatest common factor of 60w 5y 3 and 78wy 2 is _____
6w y^2
6w^5 y^3
13w^5 y^3
2w y^2

Answers

The answer fam is...... 6wy^2

Which illustration shows the particles of a solid.​

Which illustration shows the particles of a solid.

Answers

Answer:

C

Step-by-step explanation:

The particles of a solid are tightly packed together. The one that is the most tightly packed is C. Also, B is the particles of a liquid, and A is the particles of a gas.

hehe pls help me! DUGUIETUFGI

hehe pls help me! DUGUIETUFGI

Answers

Answer:

Napagaralan nmin yan

Step-by-step explanation:

Nakalimutan ko na

The answer is B. Plug in the x and y values into the equation

How is the value of the digit 5 in 465,200 related to the
value of the digit 5 in 652,400?

Answers

The value of 5 in 652,400 is ten times larger than the value of 5 in 465,200.

The value in a digit in a number is determine by the place it occupies in the number.

The value of each digit in 465,200 is:

0 = units

0 = tens

2 = hundreds

5 = thousands

6 = ten thousands

4 = hundred thousand

The value of each digit in 652,400 is:

0 = units

0 = tens

4 = hundreds

2 = thousands

5 = ten thousands

6 = hundred thousand

5 occupies the thousand value in 465,200 and 5 occupies the ten thousand value in 652,400 - 5,000 and 50,000. The value of 5 in 652,400 is ten times larger than the value of 5 in 465,200.

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in an 7th grade class with 80 people, seven tenths of the students wore shorts, if three sevenths of those students who wore shorts also wore tank tops, how many 7th graders wore shorts and tank tops

Answers

Answer:

56

Step-by-step explanation:

Answer:

24

Step-by-step explanation:

\(\frac{7}{10}\)· 80 wore shorts; this equals 56

of the 56, 3/7 wore tank tops; 56 · \(\frac{3}{7}\) = 24

A scientist sets up two cameras to monitor the wildlife in a nature reserve. The cameras are set up exactly 4 kilometres (km) apart. How far is this distance in metres (m)?​

Answers

Answer:

4000 m

Step-by-step explanation:

1 km =1000 m

Thus,

1000 by 4

=4000 km

write a function expressing how pressure change depending on the under water​

Answers

Answer:

When diving in the ocean, you must consider how much pressure you will experience from diving a certain depth.

From the atmosphere, we experience about 14.7 pounds per square inch (psi) and for every foot we dive down into the ocean, we experience another 0.44 psi in pressure.

How far (in feet) can you dive without experiencing more than 58.7 psi of pressure on your body?

:

let d = the depth which gives 58.7 psi

.44d + 14.7 = 58.7

.44d = 58.7 - 14.7

.44d = 44

d = 44/.44

d = 100 ft

Step-by-step explanation:

Find the average value of f over the given rectangle.
f(x, y) = 3x2y, R has vertices (−3, 0), (−3, 2), (3, 2), (3, 0).
fave =

Answers

The average value of the function f(x, y) = 3x^2y over the rectangle R is 9.

To find the average value of the function f(x, y) = 3x^2y over the given rectangle R, we need to calculate the double integral of f over R and divide it by the area of R.

The area of the rectangle R can be calculated as the product of its length and width:

Area = (3 - (-3)) * (2 - 0) = 6 * 2 = 12.

Now, let's evaluate the double integral of f(x, y) over R:

∬[R] f(x, y) dA = ∫[-3, 3] ∫[0, 2] 3x^2y dy dx.

Integrating with respect to y:

∫[0, 2] 3x^2y dy = [3x^2y^2/2] evaluated from 0 to 2 = 3x^2(2^2/2 - 0^2/2) = 6x^2.

Now, integrating the resulting expression with respect to x:

∫[-3, 3] 6x^2 dx = [2x^3] evaluated from -3 to 3 = 2(3^3) - 2(-3^3) = 54 + 54 = 108.

Finally, to find the average value of f over R, we divide the double integral by the area of R:

fave = (1/Area) * ∬[R] f(x, y) dA = (1/12) * 108 = 9.

Therefore, the average value of the function f(x, y) = 3x^2y over the rectangle R is 9.

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In the tournament described in Exercise 11 of Section 2.4, a top player is defined to be one who either beats every other player or beats someone who beats the other player. Use the WOP to show that in every such tournament with n players n∈ N, there is at least one top player.

Answers

Using the Well-Ordering Principle (WOP), it can be proven that in every tournament with n players (where n is a natural number), there is at least one top player, defined as someone who either beats every other player or beats someone who beats the other player.

We will prove this statement by contradiction. Assume that there exists a tournament with n players where there is no top player. This means that for each player, there exists either another player who beats them or a chain of players such that each player beats the next one. Now, consider the set S of all players in this tournament. Since S is a non-empty set of natural numbers, it has a least element, let's say k.

Now, player k either beats every other player in the tournament, making them a top player, or there exists a player, let's say player m, who beats player k. In the latter case, we have a chain of players: k, m, p_1, p_2, ..., p_t, where p_1 beats p_2, p_2 beats p_3, and so on until p_t.

However, this contradicts the assumption that there is no top player, as either player k beats every other player (if m does not exist), or player m beats someone who beats the other player (if m exists). Hence, by contradiction, we have shown that in every tournament with n players, there is at least one top player.

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What is 393838+02222 im in 4th grade pls help

Answers

Answer:

3936060

Step-by-step explanation:

Ignore this, I just need to extend it so they allow me to send it.

Answer:396060 is your answer

Step-by-step explanation:  

                                     

Xin orders 5 identical loaves of bread from the website of a bakery. The total shipping weight is 9 pounds, as molded on the balance below. What is the weight, in pounds, of each loaf of bread?

Answers

Answer: 1.8 pounds per loaf of bread

Step-by-step explanation:

Total shipping weight = 9 pounds

# of loaves of bread = 5

9/5 = 1.8 pounds per loaf

the average 30- to 39-year old man is 69.5 inches tall, with a standard deviation of2.7 inches, while the average 30- to 39-year old woman is 64.2 inches tall, with astandard deviation of 3.2 inches. who is relatively taller based on their comparison to their gender, lebronjames at 81 inches or candace parker at 76 inches?

Answers

Candace Parker is much taller at 76 inches with a Z-score of 4.55598.

⇒ The average for males aged 30 to 39 is 69.5 inches and the standard deviation is 2.7 inches for him.

⇒ For women ages 30-39, the average is 64.2 with a standard deviation of 3.2 inches.

⇒ Determination of z-scores for males and females-

1.) A man is 6 feet 9 = 81 inches tall.

The Z value for the male is z = (81-69.5) / 2.7 = 4.25925

2.) The female is 6 feet 4 = 76 inches tall.

The Z-score for women is z = (76-64.2) / 2.59 = 4.55598.

Candace has a Z-score of 4.55598, which is greater than her Z-score of 4.25925 for LeBron James.

∴ Compared to their respective populations, Candace Parker is 76 inches taller than LeBron James' 81 inches.

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4) solve it a) 3x-2÷5=2 ​

Answers

Answer:

\( \frac{(3x - 2)}{5} = 2 \\ 3x - 2 = 10 \\ 3x = 2 + 10 \\ 3x = 12 \\ x = \frac{12}{3} \\ \boxed{x = 4}\)

x=4 is the right answer.
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