Evelyn buys new headphones on sale. She saves 15% on headphones that cost $146.99. When she goes to check out, there is 13% tax on the sale price. How much is her total bill?

Answer:

Step-by-step explanation:

you do it don't be lazy for someone to answer dang

Answer: Julie can make 1 Bow but almost 2.

Step By Step :

You take how many bows she can make in 8 minutes and dived that. When you dived that you get 1.875. Then you can round if you want to. That is how the is 1 but almost 2.  

Answer: 4

Explanation: 2+2 = 4

Steps: 2 + 2

Add the numbers: 2+2 = 4

=4

Answer:

x < 1

Step by step explanation:

10 + 4x < 14

4x < 14 -10

4x < 4

x < 1

When you graph it on a number line, draw a line that extends from 1 towards the left side (since x is less that 1) and use unshaded circles.

Answer:

x  = -26/7

Step-by-step explanation:

Cancel terms that are in both the numerator and denominator

Multiply the numbers

Distribute

Subtract the numbers

Rearrange terms

Subtract the numbers

Multiply the numbers

Answer:

To solve this equation, we need to use the order of operations, which is PEMDAS (Parentheses, Exponents, Multiplication and Division, Addition and Subtraction).

First, we need to simplify the expression inside the parentheses:

6 - 3/3(7x + 2) = 6(8 - 3)

6 - 1(7x + 2) = 6(5)

6 - 7x - 2 = 30

4 - 7x = 30

Next, we need to isolate the variable (x) on one side of the equation. We can do this by subtracting 4 from both sides:

4 - 7x - 4 = 30 - 4

-7x = 26

Finally, we can solve for x by dividing both sides by -7:

x = -26/7

Therefore, the solution to the equation is x = -26/7.

Answer:If you make ₱ 58,000 you will be taxed ₱ 4,711. That means that your net pay will be ₱ 53,289 per year, or ₱ 4,441 per month.

Answer:

-2asmall2 + 4a - 8

Step-by-step explanation:

To determine the change in angular momentum (ΔL) of a cylinder from t = 0 to t = t0, a student can use the equation:

ΔL = I * Δω

where ΔL is the change in angular momentum, I is the moment of inertia of the cylinder, and Δω is the change in angular velocity.

To calculate Δω, the student needs to know the initial and final angular velocities, ω0 and ωt0, respectively. The change in angular velocity can be calculated as:

Δω = ωt0 - ω0

Once Δω is determined, the student can use the moment of inertia (I) of the cylinder to calculate ΔL using the equation mentioned earlier.

The moment of inertia (I) depends on the mass distribution and shape of the cylinder. For a solid cylinder rotating about its central axis, the moment of inertia is given by:

I = (1/2) * m * r^2

where m is the mass of the cylinder and r is the radius of the cylinder.

By substituting the known values for Δω and I into the equation ΔL = I * Δω, the student can calculate the change in angular momentum (ΔL) of the cylinder from t = 0 to t = t0.

It's important to note that this method assumes that no external torques act on the cylinder during the time interval. If there are external torques involved, the equation for ΔL would need to include those torques as well.

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The analysis of the sample data and the hypothesis test conducted do not provide sufficient evidence to reject the null hypothesis that the average speed of all cars traveling down the specified stretch of highway is greater than 71 mph.

Through the hypothesis test, the null hypothesis (H₀) was tested against the alternative hypothesis (H₁). The null hypothesis states that the average speed of all cars on the highway is not greater than 71 mph, while the alternative hypothesis suggests that the average speed is indeed higher than 71 mph.

The results of the hypothesis test failed to produce a p-value that was lower than the chosen significance level. This indicates that there is insufficient evidence to reject the null hypothesis. Failing to reject the null hypothesis does not prove that the average speed is exactly 71 mph, but it suggests that the data does not provide strong enough support to conclude that the average speed is significantly greater than 71 mph.

Several factors could contribute to this outcome, including the sample size, data collection methodology, or limitations in the study design. It is important to acknowledge the possibility of a type II error, which means that we might have failed to reject a false null hypothesis. To obtain more reliable insights, further research or a larger sample size may be necessary to assess the average speed of cars on the specified stretch of highway more accurately.

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Answer:

11/20

3/5

7/10

13/20

Step-by-step explanation:

A rational number is a number that can be derived by dividing 2 whole numbers

1/2 = 0.5 0r 50%

3/4 = 0.75 75%

Between 50% and 75% are 51 - 74 which can be expressed as rational numbers

3/5 = 0.6

7/10 = 0.7

11/20 = 0.55

13/20 = 0.65

Answer:

Here, you have been given x=5 and an equation 3x.

Step-by-step explanation:

Using the method of plugin, you need to plug in x=5 in 3x which will give you 3(5) = 15

Using polynomial concepts, it is found that the sorting of the polynomial expressions from least to greatest based on their degree is given by: I, III, II, IV.

The degree of a polynomial is given by it's largest exponent.

In this problem, the polynomials are given by:

Hence, the respective degrees are: 1, 3, 2, 4, and the ordering from least to greatest is: I, III, II, IV.

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Check the picture below.

Green's Theorem can be used to calculate the circulation of G→ around the curve G, which is counterclockwise oriented as follows:

Γ: circle of radius 2 centered at the origin 0(x,y)<=2G→=7y i→+xy j→Let's start with calculating the curl of the vector field G:curlG→=∂Gz∂y−∂Gy∂z i→+∂Gx∂z j→+∂Gy∂x k→=∂(xy)∂y−∂(7y)∂z i→+∂(7y)∂x j→=0 i→+0 j→+x k→=x k→Now, we can apply Green's Theorem:∮ΓG→.dr→=∬DcurlG→dAwhere D is the disk enclosed by Γ. In this case, we haveD={(x,y):x2+y2<=4}∬DcurlG→dA=∫0^2∫0^2xdydx=2∫0^2xdx=8Therefore, the circulation of G→ around Γ is∮ΓG→.dr→=∬DcurlG→dA=8 b) Let's begin by parameterizing the rectangle Γ as follows:Γ1: (x, y) = (t, 0), -3 ≤ t ≤ 6Γ2: (x, y) = (6, t), 0 ≤ t ≤ 6Γ3: (x, y) = (t, 6), 6 ≥ t ≥ -3Γ4: (x, y) = (-3, t), 6 ≥ t ≥ 0Now, we can evaluate the line integral ∮ΓF→.dr→ by summing up the line integrals over each segment of Γ.∮ΓF→.dr→=∫Γ1F→.dr→+∫Γ2F→.dr→+∫Γ3F→.dr→+∫Γ4F→.dr→∫Γ1F→.dr→=∫-3^6sin(t)dt=[-cos(t)]-3^6=cos(-3)-cos(6)∫Γ2F→.dr→=∫0^6(sin(6) i→+(x4-y) j→).(0,1)→dt=sin(6)∫0^6dt=6sin(6)∫Γ3F→.dr→=∫6^-3sin(x,6) i→+(x4-y) j→.(0,-1)→dt=∫-3^6(sin(x,6) i→+(-4-6) j→).(0,-1)→dt=10∫-3^6dt=60∫Γ4F→.dr→=∫6^0(sin(-3) i→+((x4-y) j→).(0,-1)→dt=sin(-3)∫6^0dt=-sin(3)Therefore, the line integral of F→ around Γ is∮ΓF→.dr→=cos(6)-sin(3)+6sin(6)+10

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Central Idea of the Poem; In the poem ‘Animals’, the poet Walt Whitman praises animals for being better than human beings and for possessing all such qualities that humans lack or have forgotten.

The poem Animals' central theme is that humans might get wisdom and virtues from the animals they formerly owned but have since lost.

The poet claims that animals possess many admirable traits like self-control, impartiality, and tranquility.

The comparison of people to animals in order to emphasize the shortcomings in human nature is the poem's main focus rather than praising how wonderful animals are.

The poet thinks that possibly people once possessed all of the virtues listed above, but that they have since lost them.

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The distance between the zoo and the library is 600 m.

The figure according to the information will be -

A is the position of the helicopter in the air.

C is the position of the zoo.

D is position of the library.

AB = the height of the helicopter in the air = 300√3 feet.

Triangle ABC is a right angled triangle with right angle at B.

Given that angle ACB = 60 degrees

tan ∠ACB = AB/BC

BC = AB/(tan ∠ACB) = (300√3)/(tan 60) = 300√3/√3 = 300

Again triangle ABD is a right angled triangle with right angle at B.

Given the angle ADB = 30 degrees

tan ∠ADB = AB/BD

BD = AB/(tan ∠ADB) = (300√3)/(tan 30) = (300√3)/(1/√3) = 300√3*√3 = 300*3 = 900 m.

Hence the distance between the zoo and the library is = CD = BD - BC = 900 - 300 = 600 m.

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The base and exponent of −2^4 are

Base: -2

Exponent: 4

From the question, we have the following parameters that can be used in our computation:

-2^4

In the expression -2^4, -2 is the base and 4 is the exponent.

The base is the number that is being multiplied by itself and the exponent is the number of times the base is being multiplied by itself.

In this case the base is -2 and the exponent is 4.

So the expression -2^4 means -2 multiplied by itself 4 times.

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Answer:

Below<3

Step-by-step explanation:

Type a : 55 75

Type b:48 22

=  P(Male | Type B)> P(Male or Type B)

Answer:

16π ft²

Step-by-step explanation:

To calculate the area we require the radius.

Given circumference (C) = 8π , then

2πr = 8π ( divide both sides by 2π )

r = 4

Then area (A) is

A = πr² = π × 4² = 16π ft²

The first molecule will have a ZERO dipole moment since all the F atoms are at 120 degree making the net dipole zero.

A molecule is a group of two or more atoms held together by chemical bonds; depending on the context, the term may or may not include ions that meet this criterion.

A molecule is a particle composed of two or more atoms that are chemically bonded together; the number of atomic nuclei constituting a molecule is fixed. HCl(g), for example, is a molecule composed of one hydrogen atom bonded to one chlorine atom. It is a diatomic molecule because it is composed of two atoms.

The second molecule will have a NON ZERO dipole moment. The net dipole moment will be downwards. The third molecule will have a NON ZERO dipole moment.

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Answer:

118ft

Step-by-step explanation:

dont ask how i got it i just got the answer from my teacher but they didnt show me the work. ur welcome

Lexi and Rosalinda's cuts are parallel because they are straight lines that never intersect and are equidistant from each other.

In the example at the beginning of the lesson, Lexi and Rosalinda made cuts that are parallel to each other. Parallel lines are lines that never intersect and are always equidistant from each other.

To understand why their cuts are parallel, let's look at the definition of parallel lines. When two lines are cut by a transversal (a line that intersects two or more lines), the corresponding angles formed by the transversal and the two lines are congruent.

In the example, Lexi and Rosalinda made cuts on a sheet of paper. The cuts created two lines that intersected with another line (the edge of the paper) at different points. Since the cuts were made by the same person using a ruler, they were made in a straight line.

These straight lines, when extended, would never intersect with each other or the edge of the paper. This means that Lexi and Rosalinda's cuts are parallel lines.

To summarize, Lexi and Rosalinda's cuts are parallel because they are straight lines that never intersect and are equidistant from each other.

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Answer:

3ft

Step-by-step explanation:

We are given that

Height of lamp, h=12ft

Height of shadow, l=6ft

Height of shadow of hydrant, l'=1.5ft

Let height of hydrant=h'

We have to find the height of fire hydrant.

All right triangles are similar

When two triangles are similar then, the ratio of their corresponding sides are equal.

Using the property

\(\frac{h}{h'}=\frac{l}{l'}\)

\(\frac{12}{h'}=\frac{6}{1.5}\)

\(h'=\frac{12\times 1.5}{6}\)

\(h'=3\)ft

Hence, the height of fire hydrant=3 ft

Answer:

Ur question is wrong..

Step-by-step explanation:

In a survey of 100 people, 60 like farming and 65 like civil service?

60+65=125..?

The domain of discourse is the integers is smaller integer

What is Integer?

A zero, a positive natural number, or a negative integer with a minus sign is an integer. The negative numbers are the additive inverses of their positive counterparts.

1.(a) ∃x∀y(y > x)

The statement is False

it is impossible to find a single integer x that has the property that all integer y are bigger that it. for any integer x, the integer y =x-1 is smaller

(b) ∀y∃x(y > x)

the statement is true for every integer y, we can find a integer x that is smaller, for example x=y-1

(c) ∃x(x = 0 → x = 1)

The statement is True

there exist x such that (x = 0, x=1). in this statement when we select x =1. this statement is true  regardless of x not equal to 0 therefore this statement is true if x=1 when x=1

2. (a) ∀x∃y(2 < x ≤ y)

we know

∀xP(x)=∃y(P(x))

∃xP(x)=∃y(P(x))

now apply de morgan law

∃x∀(y)=2>x v x>y

(b) ∀y∃x(y > 0 → x ≤ 0)

we know that A-B = A V B

∀y∃x (Y<0 V X< 0)

∀y∃x (Y<0 : X< 0)

3.(a) Given : All people weigh at least 100 pounds.

The negation is : Some people weigh less than 100 pounds. ( All negates to some, at least negates to less than )

(b) The statement is : Somebody did not see any animals in the zoo.

Equivalently : Somebody see no animals in the zoo.

Negation : Everybody saw some animals in the zoo. ( Somebody negates to everybody, No animals negates to some animals )

4. P(x,y): x is friends with y.

Then the given translates to " For all x there is a person y and a person z such that if y and z are not the same people that x and y are friends and x and z are friends."

The given statement is False. For every person x, we can always find two distinct persons y and z such that x is friends with y and y is friends with z. But, we reach a contradiction when we consider the case when x has only one friend. Then for that particular person x, we can find a person y such that P(x,y) but we cannot find a person z such that P(x,z). Hence, in that case, the statement is FALSE.

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Given: A = 43.7°, a = 8.7, and b = 10.3We can find the number of possible triangles by using the Law of Sines, which states that a / sin A = b / sin B = c / sin C, where a, b, and c are the side lengths and A, B, and C are the opposite angles. Let's first use the Law of Sines to find the value of sin B: a / sin A = b / sin B => sin B = b sin A / a.

Substituting the given values, we get: sin B = 10.3 sin 43.7° / 8.7≈ 0.641Now we know the value of sin B. We can use the inverse sine function (sin⁻¹) to find the possible values of angle B: B = sin⁻¹ (0.641)≈ 40.4° or B ≈ 139.6°Note that there are two possible angles for B because sine is a periodic function that repeats every 360°.Now that we know the possible values of angle B, we can use the fact that the sum of the angles of a triangle is 180° to find the possible values of angle C: C = 180° - A - B. For B = 40.4°, we get: C = 180° - 43.7° - 40.4° = 95.9°For B = 139.6°, we get: C = 180° - 43.7° - 139.6° = -2.3°Note that we get a negative value for angle C in the second case, which is not possible because all angles of a triangle must be positive. Therefore, the second case is not valid and we only have one possible triangle. Answer: There is only one possible triangle.

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Answer:

\(y = 2 \)

Step-by-step explanation:

Given that ,

And we need to find out the equation of the line . We can use the slope intercept form of the line which is \(y=mx+c\) as ,

\(\implies y = mx + c \)

Substitute the values ,

\(\implies y = 0x + 2 \)

\(\\\implies \underline{\boxed{y = 2}} \)

To be 95% positive that the population proportion is within 0.02 percentage points, we would need to survey at least 2,450 drivers.

To determine the minimum sample size needed to estimate a population proportion with a certain level of confidence and a given margin of error, we use the following formula:

n = [Z² * p * (1-p)] / E²

where:

- n is the sample size

- Z is the Z-score corresponding to the desired level of confidence

- p is the estimated population proportion

- E is the desired margin of error

Assuming we do not have any prior information about the population proportion, we can use a conservative estimate of 0.5 for p, which maximizes the sample size needed. Also, for a 95% confidence level, the Z-score is approximately 1.96.

Plugging in the values, we get:

n = [1.96² * 0.5 * (1-0.5)] / 0.02²

n = 2.45 * 10³

Rounding up to the nearest whole number, we get:

n = 2,450

Therefore, we would need to survey at least 2,450 drivers to be 95% confident that the population proportion is estimated to within 0.02.

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Step-by-step explanation:

v = u + at

v-u = at

a = (v -u)/t

When t = 4, u=10, v=50

a = (50-10)/4

a= 40/4

a = 10

Answer:

i hope my answer help you

Step-by-step explanation:

1st=8+4=12

2nd the answer is to the nearest 7.06

3rd =2+2³.7=2+13=15

4th=(36÷(4+5))+25=36÷9+25=4+25=29

5th=16÷16+8-3=1+8-3=9-3=6

6th=8-2.4=5.6