NEED HELP ASAP WITH WORK
so I can use the work for the questions later on

Answer:

(x -1)2 = y - 4

Step-by-step explanation:

Answer:

37 people received a gift card over the weekend.

Step-by-step explanation:

To solve this problem, we need to find the total number of visitors who received a gift card on Saturday and Sunday separately and then add them.

For Saturday, we need to divide the total number of visitors by 80 to find how many received a gift card:

1,310 ÷ 80 = 16.375

We can't have a fraction of a person receiving a gift card, so we round down to 16. This means 16 people received a gift card on Saturday.

For Sunday, we do the same calculation:

1,714 ÷ 80 = 21.425

Again, we round down to 21. This means 21 people received a gift card on Sunday.

To find the total number of people who received a gift card, we add the number of people who received a gift card on Saturday and Sunday:

16 + 21 = 37

Therefore, a total of 37 people received a gift card over the weekend.

Answer: 404 gift cards to every person or either 202

Step-by-step explanation: because subtracting all the number you will get 404 then you have divided by 2 to get 202

Chelsea's total return (profit) when the bond is redeemed at maturity is $50.

Chelsea paid for the bond with the 3% discount:

Discount = 3% of $5,000

= $150

Price paid for the bond = $5,000 - $150

= $4,850

Next, let's calculate how much Chelsea will receive in each semiannual payment:

Semiannual interest rate = 3% / 2

= 1.5%

Semiannual payment = Face value x Semiannual interest rate = $5,000 x 1.5% = $75

Since there are eight semiannual payments, Chelsea will receive a total of:

Total semiannual payments = Semiannual payment x Number of semiannual payments = $75 x 8 = $600

Finally, let's calculate the total return (profit) when the bond is redeemed at maturity:

Total interest earned = Annual interest rate x Term x Face value = 3% x 4 x $5,000 = $600

Face value at maturity = $5,000

Total return = Price paid + Total interest earned + Total semiannual payments - Face value at maturity

Total return = $4,850 + $600 + $600 - $5,000 = $50

Therefore, Chelsea's total return (profit) when the bond is redeemed at maturity is $50.

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Thee vertical asymptotes and holes for the graph of the equation are: B. Vertical asymptote, x = 7, Hole, x = -1.

In Mathematics and Geometry, the vertical asymptote of a function simply refers to the value of x (x-value) which makes its denominator equal to zero (0).

By critically observing the rational function shown above, we can logically deduce that its vertical asymptotes can be determined by factorizing the denominator as follows;

x² - 6x - 7 = 0

x² - 7x + x - 7 = 0

x(x - 7) + 1(x - 7) = 0

(x - 7)(x + 1) = 0

x = 7 or x = -1

Vertical asymptote, x = 7

Hole, x = -1.

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The probability that a randomly selected day in January will be snowy, given that it is cloudy, is approximately 0.421 or 42.1%.

To find the probability that a randomly selected day in January will be snowy given that it is cloudy, we need to use conditional probability.

Let's denote:

C = event that a randomly selected day is cloudy

S = event that a randomly selected day is snowy

We are given:

P(C) = 76% = 0.76 (probability of a day being cloudy)

P(C and S) = 32% = 0.32 (probability of a day being both cloudy and snowy)

The conditional probability of S given C can be calculated using the formula:

P(S|C) = P(C and S) / P(C)

Plugging in the values, we have:

P(S|C) = 0.32 / 0.76 ≈ 0.421 (rounded to three decimal places)

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Answer:

24.5%

Step-by-step explanation:

Answer:

20

Step-by-step explanation:

4x + 5x = 180

9x = 180

x = 20

The association between the amount of money a person spends on bills per month and the amount of money the person has available to spend on entertainment can vary greatly depending on individual circumstances.

For some people, their bills may take up a significant portion of their income, leaving them with very little discretionary spending. Others may have lower bills and more income, allowing them to spend more on entertainment.
It's important to note that there may also be other factors at play, such as a person's financial priorities and habits. For example, someone may choose to spend more on bills in order to pay off debt or save for the future, even if it means having less money for entertainment. On the other hand, someone else may prioritize entertainment spending and cut back on bills in order to afford it.
Overall, while there may be some correlation between bill spending and available entertainment funds, the relationship is complex and highly individualized. It's important for each person to assess their own financial situation and priorities in order to determine the best way to allocate their funds.

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Answer:

B

Step-by-step explanation:

[tex]\frac{4x^{2} }{12x^{2}-4}\\ = \frac{x^2}{3x^2-1}[/tex]

4 common leke cancel kar diya bas . nothing else

Answer:

And solving for the initial amount  we got:

So then the original price for the car would be approximately 18263.539$

Step-by-step explanation:

For this case we can use the exponential model given by:

Where:

represent the initial amount for the car

represent the exponential growth/decay rate

t represent the number of years. With t =0 at the begin

After 6 year we have that t =6, and we know this condition:

So then we can use the exponential model formula and the condition given and we have this:

And solving for the initial amount  we got:

So then the original price for the car would be approximately 18263.539$

The combined cost of the notebooks and the pens will be; $5.5

We have been Given that Kendall bought 6 notebooks and 3 pens for a total of $27. The cost of one notebook is $1.50 more than the cost of one pen.

The two equations can be written;

6N + 3 P = 27

n = 1.5 +P

Solve the above equations by substitution method;

6(1.5 + P) + 3P = 27

9 +6p +3p = 27

9p = 18

p (pen): $2

N (notebook): $3.5

The combined cost will be;

Cost = 2 + 3.5

Cost = $5.5

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It provides a range of values within which the true percentage is likely to fall with a 90% level of confidence based on the Sample data.

Based on the confidence interval of (0.42, 0.48), the claim that is not supported is that less than 42% of all women do not find time to focus on their own health. This is because the lower bound of the interval is 0.42, indicating that at worst, 42% of all women do not find time to focus on their own health. Therefore, any claim that suggests a lower percentage is not supported by the confidence interval.

On the other hand, the confidence interval does support claims that suggest the percentage of women who do not find time to focus on their own health is at least 42% and no more than 48%. For example, a claim that states "between 42% and 48% of all women do not find time to focus on their own health" is supported by the confidence interval.

It is important to note that the confidence interval does not tell us anything about the actual percentage of women who do not find time to focus on their own health. Rather, it provides a range of values within which the true percentage is likely to fall with a 90% level of confidence based on the sample data.

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The final expression for the given problem is (f(3+h) - f(3))/h = -h - 3.

To solve this problem, we first need to determine the value of f(3+h) and f(3):

Given [tex]F(x) = 4 + 3x - x^2[/tex], we can find f(3+h) by substituting 3+h for x:

[tex]f(3+h) = 4 + 3(3+h) - (3+h)^2\\f(3+h) = 4 + 9 + 3h - (9 + 6h + h^2)\\f(3+h) = -h^2 - 3h + 4[/tex]

Next, we can find f(3) by substituting 3 for x:

[tex]f(3) = 4 + 3(3) - (3)^2\\f(3) = 4 + 9 - 9\\f(3) = 4[/tex]

Now we can substitute these values into the expression (f(3+h) - f(3))/h:

[tex](f(3+h) - f(3))/h = ((-h^2 - 3h + 4) - 4)/h\\(f(3+h) - f(3))/h = (-h^2 - 3h)/h\\(f(3+h) - f(3))/h = -h - 3[/tex]

Therefore, the final expression for the given problem is:

(f(3+h) - f(3))/h = -h - 3

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Drawing a straight line and adding arrowheads is an easy way to create rays that are useful in geometry and other mathematical applications.

To connect the arrows with a straight line, you simply need to draw a line segment that passes through both arrowheads. This will create a line that extends infinitely in both directions.

To turn the arrows into rays, you can add an arrowhead on one end of the line segment to indicate the direction of the ray. This will create two rays that originate from the same point and extend infinitely in opposite directions.

It is important to note that a ray is named based on the direction in which it travels, so you may need to specify which direction each ray is pointing.

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The rate of discount for the CD radio cassette is 17.65%.

To calculate the rate of discount, we need to find the difference between the original price and the discounted price, and then divide that difference by the original price.

Original price: $16,999

Discounted price: $13,999

So, the Discount amount

= Original price - Discounted price

= $16,999 - $13,999

= $3,000

Rate of discount = (Discount amount / Original price) * 100%

= ($3,000 / $16,999) x 100%

≈ 17.65%

Therefore, the rate of discount for the CD radio cassette is 17.65%.

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The height of the streetlight is 30 feet.

Let's call the height of the streetlight "h".

When the person is 16 feet from the streetlight, the length of their shadow will be 16 feet * (6 feet / h) = 96 feet / h.

When the person is 5 feet from the tip of the streetlight's shadow, the length of the streetlight's shadow will be h * (16 feet / 5 feet) = 3.2 * h.

Since the length of the person's shadow starts to appear beyond the streetlight's shadow when they are 5 feet from the tip of the streetlight's shadow, we know that 96 / h > 3.2 * h.

Solving for h, we get:

96 / h > 3.2 * h

96 > 3.2h

30 > h

So, the height of the streetlight is less than 30 feet.

To determine the exact height of the streetlight, we can use the equation:

96 / h = 3.2 * h

96 = 3.2h

30 = h

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complete question:

a six foot person walks from the base of a streetlight directly toward the tip of the shadow cast by the streetlight. when a person is 16 feet from the streetlight and 5 feet from the tip of the streetlight's shadow, the person's shadow starts to appear beyond the streetlight's shadow. what is the height of the streetlight?

The option that correctly compares the lengths of the cords and best justifies the reason for the relationship is B - The length of the first cord must be approximately 2 times the length of the second cord because the surface area of the hemisphere is 2 times the area of its circular base.

We can compare the lengths of the cords by these steps:

First, find the length of cord needed to wrap around the hemisphere of the ball (cord 1), using the formula for the circumference of a circle is C = 2πr, where r is the radius of the circle.

Since our focus is on a hemisphere, we find half the circumference, πr only.

So, the length of cord 1 is πr = π(8) = 8π cm.

Next, we find the length of cord needed to wrap around the circular base of the ball (cord 2), using the formula for the circumference of a circle, also.

So, the length of cord 2 is 2πr = 2π(8) = 16π cm.

Then, we compare the lengths of the cords:

Length of cord 1 = 8π cm

Length of cord 2 = 16π cm

Finally, we simplify:

Length of cord 1 = π(8) = 8π cm

Length of cord 2 = 2π(8) = 16π cm

So, the length of the first cord must be approximately 2 times the length of the second cord because the surface area of ​​a hemisphere is 2 times the area of ​​its circular base is correct.

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To determine the cost of a box spread, you need to calculate the net cost or net debit of the options involved in the spread. In a long box spread, you buy a bull call spread and a bear put spread using the same expiration date and strike prices.

In this case, the investor has a long box spread using the June 50 and 55 options. The bull call spread involves buying the June 50 call option and selling the June 55 call option, while the bear put spread involves buying the June 55 put option and selling the June 50 put option.

To calculate the cost of the box spread, you would add the cost of the bull call spread (net debit) to the cost of the bear put spread (net debit). The net debit is the difference in premiums between the options involved in each spread.

Since the specific premium values for the options are not provided in the question, it is not possible to determine the exact cost of the box spread without that information. You would need the premium values to calculate the net debit for each spread and then sum them to determine the total cost of the box spread.

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Thus, the range of initial values for which the solution lies in the interval [3.99, 4] is ysubnot in (0, 4).

(a) As t goes to infinity, the denominator of the right-hand side approaches infinity while the numerator approaches 4ty. Thus, the solution approaches the equilibrium solution y=4.

(b) Using separation of variables and partial fractions, we can obtain the solution: y = 4 / (1 + 3e^(2t^2/2 + C)). Setting y = 3.99 and solving for t, we obtain t = sqrt[ln(3.99/0.01) / 2].

(c) We can rearrange the differential equation to obtain y'/(y(4-y)) = t/(1+t) and then integrate both sides. This gives ln|y/(4-y)| = C + ln(1+t) - t, where C is the constant of integration. To find the range of initial values for which the solution lies in the interval [3.99, 4], we need to solve the inequality 3.99 <= y <= 4 for y in terms of t. This gives the condition -∞ < t <= ln(999/1).

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Answer:

162 Degrees

Step-by-step explanation:

Think of this as a circle.

If you subtract 360 from 198, you get 162.

Which would be your missing angle.

Step-by-step explanation:

let u represent the universal set

B represent biology

C represent chemistry

n(u)=36

n(b)=19

n(c)=16

n(bun)=5

n(bnn)=x

19-x+x+16-x+5=36

19+16-x+5=36

19+16+5-x=36

40-x=36

40-36=x

x=4

:.4 students read both biology and chemistry

number of students who read only chemistry is

16-x

but x=4

16-4

=12

:.12 students read only chemistry

Answer:

The formula is V = r²h for the volume of a cylinder, we need to first find the radius of the cylinder:

The diameter of the cylinder is 7 feet, so the radius is half of that cylinder, so you have to divide by 2 to get half of the diameter:

r = 7/2

= 3.5 feet.

V = π(3.5)²(12)

V = π(12.25)(12)

V = 147π

Therefore, the volume of the cylinder is 147π cubic feet.

The cost of kiwis is  $1.5 The cost of mangoes is $2.25. Cost, in popular usage, is the financial worth of the goods and services that producers and consumers purchase.

Cost, in popular usage, is the financial worth of the goods and services that producers and consumers purchase. The cost price, in accordance with fundamental economic discernment, is an estimation for the substitute opportunities forgone in choosing one good or pursuit over another.

2m + 3k = 9

5m + 2k = 14.25

m = mangoes

k = kiwis

10m + 15k = 45 equation 3

10m +4k = 28.5 equation 4

11k = 16.5

k = 1.5

2m + 3(1.5) = 9

m = 2.25

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Answer:

inequalitys are mathematical expressions involving the symbols >, <, ≥ and ≤

Step-by-step explanation:

It's usually used to solve for an unknown value, and graphs

The predicted population of Glandian rats in 2031 will be approximately 33,290.

In the case of Gland, the population of rats is growing at a rate proportional to its size. This means that the growth can be modeled using an exponential function. Given the data from 2019 (9,325 rats) and 2022 (12,140 rats), we can find the growth rate (r) and use it to predict the population in 2031.
Let's denote the initial population as P0, the population after t years as Pt, the growth rate as r, and the time elapsed in years as t.
1. Calculate the annual growth rate:
Pt = P0 * (1 + r)^t
12,140 = 9,325 * (1 + r)^(2022-2019)
12,140 = 9,325 * (1 + r)^3
2. Solve for r:
(1 + r)^3 = 12,140 / 9,325
(1 + r)^3 ≈ 1.301
1 + r ≈ 1.091
r ≈ 0.091 or 9.1%
3. Predict the population in 2031:
P2031 = P0 * (1 + r)^(2031-2019)
P2031 = 9,325 * (1.091)^(2031-2019)
P2031 = 9,325 * (1.091)^12
P2031 ≈ 33,290 rats
So, the predicted population of Glandian rats in 2031 will be approximately 33,290.

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The margin of error is directly proportional to the sample size. As the sample size increases, the margin of error decreases.

What is sample?

In statistics, a sample refers to a subset of individuals or observations taken from a larger population. It is a representative portion of the population that is selected to gather information and make inferences about the entire population.

Given that the standard deviation is the same for both samples, with a sample size of 100 and a sample size of 2500, the margin of error will be smaller for the sample size of 2500 compared to the sample size of 100.

This means that with a larger sample size of 2500, we can expect a more precise estimation of the population mean, resulting in a narrower confidence interval. Conversely, with a smaller sample size of 100, the margin of error will be larger, resulting in a wider confidence interval and a less precise estimation of the population mean.

Therefore, the margin of error is directly proportional to the sample size. As the sample size increases, the margin of error decreases.

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The numbers which multiplies each other to give 14 and adds to give -9 is -2 and -7

What are the factors of 14

14 = 1, 2, 7, 14

What two factors of 14 multiplies each other to give 14 and add each other to give -9

1 × 2 = 2

1 × 7 = 7

1 × 14 = 14 ; 1 + 14 = 15

2 × 7 = 14 ; 2 + 7 = 9

So,

-2 + - 7 = -9

Therefore, negative two plus negative seven multiplies to give 14 and adds to give -9

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The greatest possible mass of the rock to two decimal places is 86.34 g

Since the mass of the piece of rock is 86.3 g, correct to the nearest 0.1 g. Thus, the actual mass of the rock  in 2 decimal places could be between 86.25 g and 86.34 g.

To find the greatest possible mass of the rock, we need to round up to the higher end of the range of the mass of the rock.

Therefore, the greatest possible mass of the rock to two decimal places is 86.34 g

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To find the probability that a randomly selected household owns neither a cell phone nor an iPad, we need to subtract the probability of owning at least one device from 1.

First, we can find the percentage of households that own at least one device:  65% own a cell phone , 23% own an iPad , 12% own both
To find the percentage that own at least one device, we add the percentages of cell phone and iPad owners and then subtract the percentage that own both:  65% + 23% - 12% = 76%
Therefore, 76% of households own at least one device.
To find the percentage of households that own neither device, we subtract 76% from 100%: 100% - 76% = 24%
So the probability that a randomly selected household owns neither a cell phone nor iPad is 24%.

In summary, the three paragraph answer is: The probability that a randomly selected household owns neither a cell phone nor iPad in a certain town is 24%. Therefore, the probability that a randomly selected household owns neither a cell phone nor an iPad is 100% - 76%, which equals 24%.

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