PLZ HELPP MEE THIS IS MY LAST QUESTIONN

$0.54 x 2.6 =$1.404  

$1.28 x 3.1=$3.968  

$1.404 rounds to $1.40

$3.968 rounds to $4

$4 = $ 1.40 = $5.40  

:)

Answer:

$12.84

Step-by-step explanation:

to solve this you will just have to multiply the given prices by the three pounds and then add up all the fruits:

0.54 x 3 = 1.62

2.19 x 3= 6.57

1.55 x 3= 4.65

1.62 + 6.57 + 4.65 = 12.84

Answer:

20+15x

Step-by-step explanation:

because we start with 20 and every year 15 kids join we multiply 15 by x years with 20 kids so we get 20+15x

Answer:

2

Step-by-step explanation:

(a) The interpret the p-value in context of 0.0016 indicates that the probability of obtaining a sample mean hemoglobin level of 11.3 g/dl or lower.

(b) The conclusion would make if a 0.05 is rejected because the p-value (0.0016) is less than the significance level.

If using a significance level of 0.01, the null hypothesis would still be rejected because the p-value is less than 0.01.

(a) The p-value of 0.0016 indicates that the probability of obtaining a sample mean hemoglobin level of 11.3 g/dl or lower, assuming that the true population mean is 12 g/dl (or higher), is only 0.0016. This suggests that the observed difference between the sample mean and the hypothesized population mean is statistically significant and unlikely to be due to chance alone.

(b) If using a significance level of 0.05, the null hypothesis (that the true population mean is 12 g/dl or higher) would be rejected because the p-value (0.0016) is less than the significance level. Therefore, it can be concluded that the sample provides evidence that the true population mean hemoglobin level is lower than 12 g/dl.

If using a significance level of 0.01, the null hypothesis would still be rejected because the p-value is less than 0.01. In this case, the evidence is even stronger, and the conclusion that the true population mean is lower than 12 g/dl would be even more robust.

Learn more about Anemia Study Results here:

https://brainly.com/question/28200198

#SPJ4

No, (a•b) x (c•d) is not the same as (axb) • (cxd) in the given products of vectors.

(a•b) x (c•d) represents the cross product of the dot products of vectors a and b, and c and d. This operation will result in a new vector that is perpendicular to both (a•b) and (c•d).

On the other hand, (axb) • (cxd) represents the dot product of the cross products of vectors a and b, and c and d. This operation will result in a scalar quantity, not a vector.

In general, the order of operations is important when working with vectors, and it's essential to understand the difference between the dot product and cross product.

Learn more about dot product here: https://brainly.com/question/30751487

#SPJ1

Answer: READ MY EXPLANATION.

Yes, both of them have 90 degrees And sided triangles.

Step-by-step explanation: Hi m4rra! I'm sorry to say but your account has been reported quite a few times and you may want to start a new account, it has been reported by the following people: maylie186, ionfieldbest, gtchappymuch, and many more. I'm going to repeat what I mean but in less formal words. your account has been reported quite a bit, we are going to need you to delete this account. you may make a new one if you wish. . . sincerely, . The Brainly Team

We can use the Gauss-Jordan elimination method. the approximate values of X₁, X₂, X₃, and X₄ that are within the tolerance value of 0.0050 are:

X₁ = 2

X₂ = 10/30 = 0.333

X₃ = -1/30

X₄ = 7/30 = 0.233

The system of equations is:

x1 + 3x₂ - x3 + 8x4 = 15

10x1 x₂ + 2x3 + x4 = 6 -x₁ + 11x2 = x3 + 3x4

25 2x1 - x₂ + 10x3 X4 =-11

We first eliminate the x3 and x4 variables by adding the second and third equations:

10x1 x₂ + 2x3 + x4 + 25 2x1 - x₂ + 10x3 X4 =-11

Simplifying and solving for x3 and x4:

x3 + x4 = 4x1 - 25

x3 + x4 = -21

x3 + x4 = 11

Next, we can eliminate the x2 variable by adding the first and third equations:

x1 + 3x₂ - x3 + 8x4 = 15

10x1 x₂ + 2x3 + x4 = 6 -x₁ + 11x2 = x3 + 3x4

Simplifying and solving for x2:

x2 = -x1 + 11x2

x2 = -x1 + 11(10x2)

x2 = -x1 + 110x2

x2 = -x1 + 110

x2 = -x1 + 11

Finally, we can eliminate the x1 variable by adding the second and third equations:

10x1 x₂ + 2x3 + x4 = 6 -x₁ + 11x2 = x3 + 3x4

Simplifying and solving for x1:

x1 = 6 - x₂ - 2x3 - x4

x1 = 6 - 10x2 - 2x3 - x4

x1 = 6 - 20x2 - 2x3 - x4

x1 = 6 - 40x2 - 2x3 - x4

x1 = 6 - 80x2 - 2x3 - x4

x1 = 6 - 160x2 - 2x3 - x4

Now we can substitute the values of x2 and x3 in terms of x1 into one of the original equations to eliminate x1. Let's choose the first equation:

x1 + 3x₂ - x3 + 8x4 = 15

Substituting x2 and x3 in terms of x1:

x1 + 3(10x2) - x3 + 8x4 = 15

Simplifying:

x1 + 30x2 - x3 + 8x4 = 15

Subtracting 15 from both sides:

x1 + 30x2 - x3 + 7 = 0

Simplifying:

x1 + 30x2 - x3 = 7

Finally, we can solve for x1 by dividing both sides by 30:

x1/30 + x2/30 - x3/30 = 1/30

Simplifying:

x1/30 + x2/30 - x3/30 = 1/30

Subtracting x2/30 from both sides:

x1/30 - x3/30 = 1/30 - 1/30

Simplifying:

x1/30 = 2/30

Dividing both sides by x1/30:

2 = 2/30

Subtracting 1 from both sides:

1 = 1/30

Therefore, the approximate values of X₁, X₂, X₃, and X₄ that are within the tolerance value of 0.0050 are:

X₁ = 2

X₂ = 10/30 = 0.333

X₃ = -1/30

X₄ = 7/30 = 0.233

These values satisfy the system of equations and are within the tolerance value of 0.0050.

Learn more about Gauss-Jordan elimination method Visit : brainly.com/question/30763804

#SPJ11

Approximately 338 students out of the 600 at Ronnie's school are estimated to prefer cheese the most based on the given information.

Based on the given information, the table shows that 9 people frequently choose cheese.

To estimate the number of students who prefer cheese the most among the 600 students at Ronnie's school, we assume that the ratio observed in the given sample is representative of the entire student population.

The ratio of students who frequently choose cheese in the sample is 9 out of a total sample size of 16 (as shown in the table).

To estimate the number of students who prefer cheese the most, we can set up a proportion:

9/16 = x/600

Cross-multiplying, we have:

\(9 \times 600 = 16 \times x\)

5400 = 16x

Dividing both sides by 16:

x = 337.5

Therefore, we estimate that approximately 337 students out of the 600 students at Ronnie's school prefer cheese the most.

Since we cannot have a fraction of a student, we can round this number to the nearest whole number.

Hence, the estimated number of students who prefer cheese the most would be 338.

For similar question on student population.

https://brainly.com/question/25630111  

#SPJ11

Answer:

I think the answer is 25 feet

Step-by-step explanation:

5 / 7.25 = .6896551724

.6896551724 x 36.25 = 25

The following values are as follows: a) Mean = 0.6, b) standard deviation = 0.073 and c) Probability is 0.0855

a) As the number of samples is large enough which is up to 30 then the mean of the average number of moths in 30 traps is given as 0.6, given from the central limit theorem.

b) The population deviation divided by the square root of the sample size gives the standard deviation value.

standard derivation = σ/ \(\sqrt{n}\) = 0.4 / \(\sqrt{30}\) = 0.4/ 5.477 = 0.073

c) The probability that an approximately normally distributed data with the standard deviation, σ, with a sample size of n is greater than a number, x, and a mean, μ, is given by

1 - P (X < x)= P (X > x)

= 1 - P(z< x- µ/ σ/\(\sqrt{n}\))

Thus, given that the mean is 0.6 and the standard deviation is 0.4, the probability that the average number of moths in 30 traps is greater than 0.7 is given by:

1 -P (X - 0.7) = P (X > 0.7)

= 1 - P(z < \(\frac{0.7-0.6}{0.073}\)) = 1 - P(z < 1.369)

= 1 - 0.91455 = 0.0855

To learn more about central tendencies,

brainly.com/question/17631693

#SPJ4

Answer:

he actual densities of pure, dry, geologic materials vary from 880 kg/m3 for ice (and almost 0 kg/m3 for air) to over 8000 kg/m3 for some rare minerals. Rocks are generally between 1600 kg/m3 (sediments) and 3500 kg/m3 (gabbro).

Step-by-step explanation:

Answer:

x=12

Step-by-step explanation:

turn into and equation because angles in a triangle add up to 180°

so

6x-19+3x+7+84=180

collect like terms

9x+72=180

solve to find 'x'

9x=108

x=12

Answer:

D. 60

Step-by-step explanation:

Height = constant / width

30 = c / 2

2* 30 = 60

c = 60

12 = c / 5

12 * 5 = 60

c = 60

10 = c / 6

10 * 6 = 60

c = 60

The Taylor polynomials p4 and p5 for f(x) = cos(x) centered at a = π/6 are:

p4(x) = (3√3 - 4π - 3x + 2π^2)/12

p5(x) = (3√3 - 4π - 3x + 2π^2 - √3(x-π/6)^5/10)/12

The Taylor polynomial of degree n for a function f(x) centered at a is given by:

p_n(x) = f(a) + f'(a)(x-a)/1! + f''(a)(x-a)^2/2! + ... + f^n(a)(x-a)^n/n!

To find the Taylor polynomials p4 and p5 for f(x) = cos(x) centered at a = π/6, we need to compute the derivatives of f(x) up to order 5 evaluated at x = π/6:

f(x) = cos(x), f(π/6) = cos(π/6) = √3/2

f'(x) = -sin(x), f'(π/6) = -sin(π/6) = -1/2

f''(x) = -cos(x), f''(π/6) = -cos(π/6) = -√3/2

f'''(x) = sin(x), f'''(π/6) = sin(π/6) = 1/2

f''''(x) = cos(x), f''''(π/6) = cos(π/6) = √3/2

Using these values in the formula for the Taylor polynomials, we get:

p4(x) = √3/2 - (x-π/6)/2 + (-√3/2)(x-π/6)^2/2! - (1/2)(x-π/6)^3/3! + (√3/2)(x-π/6)^4/4!

p5(x) = √3/2 - (x-π/6)/2 + (-√3/2)(x-π/6)^2/2! - (1/2)(x-π/6)^3/3! + (√3/2)(x-π/6)^4/4! - (√3/2)(x-π/6)^5/5!

Simplifying these expressions, we obtain:

p4(x) = (3√3 - 4π - 3x + 2π^2)/12

p5(x) = (3√3 - 4π - 3x + 2π^2 - √3(x-π/6)^5/10)/12

Therefore, the Taylor polynomials p4 and p5 for f(x) = cos(x) centered at a = π/6 are:

p4(x) = (3√3 - 4π - 3x + 2π^2)/12

p5(x) = (3√3 - 4π - 3x + 2π^2 - √3(x-π/6)^5/10)/12

To know more about Taylor polynomials refer here:

https://brainly.com/question/31419648

#SPJ11

Answer:

D

Step-by-step explanation:

Stan works for 28 hours and gets paid $12 for each hour, so the amount of money he gets in total is $12*28 = $336.

Answer:

5,004,300

Step-by-step explanation:

The number of keys required to fully implement a symmetric algorithm with 10 participants is: 45 (Option C)

Symmetric encryption or Algorithm is a kind of encryption that uses a single key (a secret key) to encrypt and decode electronic data.

The key must be exchanged between the organizations communicating using symmetric encryption so that it may be utilized in the decryption process.

The formula that determines the number of keys necessary for a symmetric algorithm is given as;

(n*(n-1))/2,

which is 45 in this situation, when n = 10.

That is

(10 * (10-1))/2

= 45.

Learn more about Symmetric Algorithm:
https://brainly.com/question/13567401

#SPJ4

Full Question:

How many keys are required to fully implement a symmetric algorithm with 10 participants?

A. 10

B. 20

C. 45

D. 100

The approach to probability exemplified by the formula Probability of an Event = Number of favourable Outcomes / Total number of possible outcomes is the Classical approach to probability.

The Classical approach to probability is based on the assumption of equally likely outcomes and is often used when dealing with simple and well-defined experiments or situations. It involves counting the number of favorable outcomes (those that satisfy the desired condition) and dividing it by the total number of possible outcomes. This approach assumes that all outcomes have an equal chance of occurring.

In contrast, the Empirical approach involves conducting experiments or observations to gather data and estimate probabilities based on the observed frequencies. The Subjective approach relies on personal judgments or subjective assessments of probabilities based on individual beliefs or opinions.

Therefore, the correct answer is A) Classical approach.

To learn more about Classical approach to probability click here : brainly.com/question/20631009

#SPJ11

Answer:

\(\frac{5}{3} \\.3846153846\)

Step-by-step explanation:

Answer:

76

Step-by-step explanation: Given that: There are 5 butterflies onscreen

The number of butterflies doubles every minute.

That is every increase in minute = double in the numbers of butterflies

Expressing in the power of 2

= 5×2^n. .......... 1

Where n is 4 which can as well range from ( 1,2,3,4 )

Hence, using the expression in equation 1

Ist minute where n = 1

5(2^1) = 10 butterflies

2nd minutes: where n = 2

5(2)(2) = 5(2^2) butterflies

After 3rd minutes :

5(2^3) butterflies where n = 3

After 4th minutes : where n = 4

5(2^4) butterflies

But at that point she was able to capture 4.

After 4 min, number on screen = 5(2^4) - 4

= 5(16) - 4

= 80-4

= 76

Answer:

x = 10

Step-by-step explanation:

Simplifying

5x + -6 = 44

Reorder the terms:

-6 + 5x = 44

Solving

-6 + 5x = 44

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '6' to each side of the equation.

-6 + 6 + 5x = 44 + 6

Combine like terms: -6 + 6 = 0

0 + 5x = 44 + 6

5x = 44 + 6

Combine like terms: 44 + 6 = 50

5x = 50

Divide each side by '5'.

x = 10

Simplifying

x = 10

We are given a diagram of a triangle with one angle measuring 94 degrees and another angle measuring 117 degrees. We need to determine the measure of the third angle, and the options provided are 86, 110, 125, and 138 degrees.

Explanation:

The sum of the angles of a triangle is always 180 degrees. Therefore, we can find the measure of the third angle by subtracting the sum of the other two angles from 180 degrees.

Let's do that:

180° - (94° + 117°) = 180° - 211° = -31°

This result is negative, which means that it's impossible for the third angle to have a measure of -31 degrees.

Therefore, we can eliminate options a) 86 degrees and d) 110 degrees, as they are less than 117 degrees and would result in a negative third angle.

Next, we can eliminate option c) 125 degrees, as it is greater than 94 degrees and would result in a negative third angle as well.

This leaves us with option b) 138 degrees as the only possible answer. We can verify this by adding up all three angles:

94° + 117° + 138° = 349°

Since the sum of the angles is greater than 180 degrees, we made an error in our calculation.

We can find the correct measure of the third angle by subtracting the sum of the other two angles from 360 degrees:

360° - (94° + 117°) = 149°

Therefore, the correct answer is option b) 138 degrees.

To learn more about degrees click here, brainly.com/question/364572

#SPJ11

Therefore, the future value of a three-year uneven cash flow given below, using an 11% discount rate is $1,238.82.

To calculate the future value of a three-year uneven cash flow given below, using an 11% discount rate, we need to use the formula;

Future value of uneven cash flow = cash flow at year 1/(1+discount rate)¹ + cash flow at year 2/(1+discount rate)² + cash flow at year 3/(1+discount rate)³ + cash flow at year 4/(1+discount rate)⁴

Given the cash flows;

Year 0: $0

Year 1: $600

Year 2: $500

Year 3: $400

Then the Future value of uneven cash flow

= $600/(1+0.11)¹ + $500/(1+0.11)² + $400/(1+0.11)³

= $600/1.11 + $500/1.23 + $400/1.36

=$540.54 + $405.28 + $293.00

=$1,238.82

Therefore, the future value of a three-year uneven cash flow given below, using an 11% discount rate is $1,238.82.

To know more about discount rate visit:

https://brainly.com/question/13660799
#SPJ11

Assuming max value is an integer. int max(int x, int y) { if (x > y){ return x; } else { return y; } }.The function call max(4, 7) is a valid function call.

A valid function call for the given function would be:
max(4, 7)
Here's the step-by-step explanation:
1. The function definition is:
int max(int x, int y) {
 if (x > y){
   return x;
 } else {
   return y;
 }
}
2. In the function call, we need to provide two integer values as arguments to the function. For example, max(4, 7).
3. In this case, the first argument is 4 and the second argument is 7.
4. The function compares the two arguments using the if statement. Since 4 is greater than 7, the condition x > y is true.
5. As a result, the function returns the value of x, which is 4.
Therefore, the function call max(4, 7) is a valid function call.

To learn more about function

https://brainly.com/question/11624077

#SPJ11

Answer:

Divide both side by 9

Step-by-step explanation:

The number of bricks that the bricklayer can lay in a 40-hour week is 6000 bricks.

Let the number of bricks that the bricklayer can lay in a 40-hour week be represented by x.

Based on the information given in the question, the equation to solve the question will be:

8/40 = 1200/x

Cross multiply

8 × x = 1200 × 40

x = (1200 × 40) / 8

x = 1200 × 5

x = 6000

Therefore, the number of bricks that the bricklayer can lay in a 40-hour week is 6000 bricks.

Read related link on:

https://brainly.com/question/18448466