janiya went to a restaurant with $30.00. Her appetizer and drink cost $6.75 and she spent $12.50 on her entree. How much money did jania have left over? Expalin or show your work

A.17.75
B.10.75
C.11.25
D.19.25

Answer: 9 Hours and 30 minutes.

Step-by-step explanation:

on average Ms Johnson takes 15 minutes to mark one English assignment. So to find how long it takes to mark all 38 assignments, mulitply.

15(38)=570 minutes. The problem specifically states to answer in hours. 1 hour is 60 minutes.

570÷60= 9.5.

9 hours and half an hour,

which is 9 hours and 30 minutes.

Answer:

9hours and 30 minutes

Step-by-step explanation:

15x38=570

it takes Ms Johnson 570 minutes

570min=9h 30min

hope this helped

have a great day!!

Answer:

13. It is a paralellogram, because its opposite sides are equal & parallel

14. It is a paralellogram , because it's two diagonals bisect each other .

15. Is a paralellogram, cause its opposite angles are equal

Step-by-step explanation:

Amount of interest on loan at Rimrock Bank, using ordinary interest at a rate of 15%, is $48,750 and at rate of 14.5%, is $47,125. In Southside National Bank , interest at a rate of 15%, is $49,500.

To compete with Rimrock Bank's offer, Southside National Bank would need to quote a rate of 14.38% using exact interest.                                    (a) To calculate the amount of interest on the loan at Rimrock Bank, we use the formula I = PRT, where I is the interest, P is the principal amount, R is the interest rate, and T is the time in years. Plugging in the values, we have I = $1,300,000 * 0.15 * (90/365) = $48,750.

(b) The amount of interest on the loan at Southside National Bank using exact interest is calculated the same way as in part (a), resulting in I = $1,300,000 * 0.15 * (90/360) = $49,500.                                                        (c) Similarly, using the same formula, we find the interest on the loan at Rimrock Bank with a rate of 14.5% to be I = $1,300,000 * 0.145 * (90/365) = $47,125.

(d) To determine the rate at which Southside National Bank should quote to compete with Rimrock Bank's last offer, we subtract the given interest difference of $1,125 from the interest calculated in part (b). Solving for R, we have $48,750 - $1,125 = $1,300,000 * R * (90/360). Solving this equation results in R ≈ 0.1438, which is 14.38% rounded to the nearest hundredth of a percent.

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The given information is as follows:A random sample of 150 teachers in an​ inner-city school district found that​ 72% of them had volunteered time to a local charitable cause within the past 12 months.

The formula for calculating the standard error of sample proportion is given as:$$Standard\(\ error=\frac{\sqrt{pq}}{n}$$\)where:p = proportion of success in the sampleq = proportion of failure in the samplen = sample sizeGiven:Sample proportion, p = 72% or 0.72Sample size, n = 150

The proportion of failure in the sample can be calculated as:q = 1 - p= 1 - 0.72= 0.28Substituting the known values in the above formula, we get:\($$Standard \ error=\frac{\sqrt{pq}}{n}$$$$=\frac{\sqrt{0.72(0.28)}}{150}$$$$=0.0372$$\)Rounding off to the nearest thousandth, we get the standard error of sample proportion as 0.037

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To reduce the third-order ordinary differential equation y - y" - 4y + 4y = 0 into a companion system of linear equations, we introduce new variables u and v:

Let u = y,

v = y',

w = y".

Taking the derivatives of u, v, and w with respect to the independent variable (let's denote it as x), we have:

du/dx = y' = v,

dv/dx = y" = w,

dw/dx = y"'.

Now we can rewrite the given differential equation in terms of u, v, and w:

u - w - 4u + 4u = 0.

Simplifying the equation, we get:

-3u - w = 0.

This equation can be expressed as a system of first-order linear differential equations as follows:

du/dx = v,

dv/dx = w,

dw/dx = -3u - w.

Now we have a companion system of linear equations:

du/dx = v,

dv/dx = w,

dw/dx = -3u - w.

To solve this system completely, we need to find the solutions for u, v, and w. By solving the system of differential equations, we can obtain the solutions for u(x), v(x), and w(x), which will correspond to the solutions for y(x), y'(x), and y"(x), respectively.

The exact solutions for this system of differential equations depend on the initial conditions or boundary conditions that are given. By applying appropriate initial conditions, we can determine the specific solution to the system.

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Answer:

10.2

Step-by-step explanation:

No, the velocity vector v(t) of a curve r(t) is not always perpendicular to the acceleration vector a(t). To understand this concept, we first need to understand what these vectors are.

The velocity vector v(t) of a curve r(t) represents the rate of change of position of an object with respect to time. In other words, it tells us how fast an object is moving and in what direction. It is a tangent vector to the curve r(t) at any given point on the curve.

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Explanation:

Find the prime factorization of each value. A factor tree may help.

10 = 2*5

30 = 2*3*5

45 = 3*3*5

We see that '5' is found in each of the factorizations. This is the only factor that shows up in all three values, and it only shows up one time. So that's why 5 is the GCF.

The probability that a jar contains more than 461 g is 0.2782.

According to the statement

we have given that the standard deviation and the mean and we have to find the probability that a jar contains more than 461 g by normal distribution.

So, For this purpose, we know that the

Normal distribution is a probability distribution that is symmetric about the mean, showing that data near the mean are more frequent in occurrence than data far from the mean.

And now we find the Z - Score, so,

Z = x - mean / standard deviation.

here x is 461 and mean is 455 and the standard deviation is 10.2 g.

So, Substitute the values in it then

Z = x - mean / standard deviation.

Z = 461 - 455 / 10.2

Z = 6 /10.2

Z = 0.589

For this z score the value of the P is

P = 0.7218

And

So the probability we're looking for is,

Probability = 1 - 0.7218

Probability =  0.2782.

So, The probability that a jar contains more than 461 g is 0.2782.

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Disclaimer: This question was incomplete. Please find the full content below.

Question:

A jar of peanut butter contains 455 g with a standard deviation of 10.2 g. find the probability that a jar contains more than 461 g. assume a normal distribution.

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The answer is Z-score. Z-score measures the number of standard deviations that a particular value is away from the mean.

A z-score is a numerical measure used in statistics to measure the number of standard deviations between data point and the mean. It is calculated by the subtracting of the population mean from the individual raw score and then dividing the difference by population standard deviation.

The resulting number is  z-score, which can then also be used to determine the probability of a raw score in the population. Z-Scores are useful for comparing scores on different tests because they allow you to compare scores on different scales.

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The probability is= 1/665,280 in fraction in simplest form.

The idea of probability describes the possibility of an event happening.

We frequently have to make forecasts about the future in real life.

We may or may not be aware of the outcome of an event.

When this happens, we declare that there is a chance the event will take place.

In summary, probability has a wide range of fantastic applications in entertainment, business, and this recently expanding branch of artificial intelligence.

The probability formula can be used to determine the likelihood of an event by only dividing the favorable number of possibilities by the entire number of p-ossible outcomes.

According to our question-

P(n, r) = n! / (n - r)!

P(12, 7) = 12! / (12 - 7)!

12! = 12 × 11 × 10 × 9 × 8 × 7 × 6 × 5 × 4 × 3 × 2 × 1

5! = 5 × 4 × 3 × 2 × 1

1/665,280

Hence,  The probability is= 1/665,280 in fraction in simplest form.

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Answer:

mean and standard deviation

Step-by-step explanation:

Im pretty sure im right

Answer:

eight. What does Z score measure? Well, the Z score is the value you get when you standardize with mean at center deviation. So the Z score is supposed to represent the number of standard deviations value as from the mean.

Step-by-step explanation:

Answer:

Step-by-step explanation:

We can find the longest side I.e. Hypotenuse using pythogorean theorem.

\( {8}^{2} + {15}^{2} = {x}^{2} \\ 64 + 225 = {x}^{2} \\ 289 = {x}^{2} \\ x = \sqrt{289} \\ x = 17\)

This is your answer hope it helps :)

Answer:

17?

Step-by-step explanation:

a squared + b squared = c squared (hypothenuse longest side)

square them, then add them and square root them.

The correct choice is the sequence is not monotonic. The sequence is bounded. The sequence converges, and the limit is -2 (option c).

The given sequence (-2) does not vary with the index n, as it is a constant sequence. Therefore, the sequence is both monotonic and bounded.

Since the sequence is bounded and monotonic (in this case, it is non-decreasing), we can conclude that the sequence converges.

The limit of a constant sequence is equal to the constant value itself. In this case, the limit of the sequence (-2) is -2.

Therefore, the correct choice is:

OC. The sequence is not monotonic. The sequence is bounded. The sequence converges, and the limit is -2.

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The limit of the sequence is -2.

Given sequence is ((-2)}

To find the limit of the given sequence, we have to use the following formula:

Lim n→∞ anwhere a_n is the nth term of the sequence.

So, here a_n = -2 for all n.

Now,Lim n→∞ a_n= Lim n→∞ (-2)= -2

Therefore, the limit of the given sequence is -2.

Also, the sequence is not monotonic. But the sequence is bounded.

So, the correct choice is:

The sequence is not monotonic.

The sequence is bounded.

The sequence converges, and the limit is -2.

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Answer:

Step-by-step explanation:

SOLVING

================================================================

6=-2(7-c)

Use distribution to multiply -2 by parenthesis

6=-14+2c

Add to both sides 14

20=2c

Divide 2 into both sides

10=c

5(h-4)=8

Use distribution to multiply 5 by the parenthesis

5h-20=8

Add to both sides 20

5h=28

Divide 5 into both sides

\(h=\frac{28}{5}\)

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Answer:

8 cm

Step-by-step explanation:

You neglected to include any equations

Here is one way to solve:

length of each piece

352/22 = 16

Half a piece

16/2 = 8

Choice C

352/22/2 = l

Answer:

352 ➗ 22 ➗ 2 = l

Step-by-step explanation:

The expected value of buying one ticket in this charity raffle is $0.42. This means that, on average, a person can expect to win approximately $0.42 if they purchase a single ticket.

To calculate the expected value, we need to consider the probability of winning each prize multiplied by the value of the prize. Let's break it down:

- There is a 1/5000 chance of winning the $600 prize, so the expected value contribution from this prize is (1/5000) * $600 = $0.12.

- There are 3/5000 chances of winning the $300 prize, so the expected value contribution from these prizes is (3/5000) * $300 = $0.18.

- There are 5/5000 chances of winning the $40 prize, so the expected value contribution from these prizes is (5/5000) * $40 = $0.04.

- Finally, there are 20/5000 chances of winning the $5 prize, so the expected value contribution from these prizes is (20/5000) * $5 = $0.08.

Summing up all the expected value contributions, we get $0.12 + $0.18 + $0.04 + $0.08 = $0.42.

Therefore, if you buy one ticket in this raffle, the expected value of your winnings is $0.42.

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Answer:

bro I can’t do it TvT

Answer:

x would be 41°

Step-by-step explanation:

The area of the figure made up of a semicircle and a triangle is 63.25 ft²

An equation is a mathematical expression that contains two or more numbers and variables linked together by mathematical operations such as exponents, multiplication, division, addition, subtraction and so on.

The figure is made up of a semicircle and a triangle.

The semicircle has a diameter of 10 feet. Hence:

Area of semicircle = (1/2) * π * diameter²/4

Substituting:

Area of semicircle = (1/2) * π * 10²/4 = 39.25 ft²

The triangle has a base of 8 ft and height of 6 ft. hence:

Area of triangle = (1/2) * base * height

Substituting:

Area of triangle = (1/2) * 8 ft * 6 ft = 24 ft²

The area of the figure = Area of triangle + Area of semicircle

Area of figure = 24 ft² + 39.25 ft² = 63.25 ft²

The area of the figure is 63.25 ft²

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1. (2,-2).  From the origin, go 2 units to the right and two units down

2) (-2,1.5) From the origin, go 2 units to the left and 1.5 units up

3) (-1,\(\frac{2}{4}\)) From the origin, go 1 unit to the left and half a unit up

For any value of x, the composition (f . g)(x) will be 6 times that value minus 4.

To evaluate (f . g)(x), we need to substitute the function g(x) into the function f(x) and simplify the expression.

Given:
f(x) = 2x
g(x) = 3x - 2

Substituting g(x) into f(x), we get:
(f . g)(x) = f(g(x))
= f(3x - 2)

Now, replace x in f(x) with (3x - 2):
f(3x - 2) = 2(3x - 2)
= 6x - 4

Therefore, (f . g)(x) = 6x - 4.

In simpler terms, the composition (f . g)(x) means we first evaluate g(x), which gives us 3x - 2. Then, we substitute this expression into f(x) and simplify to get 6x - 4. This means that for any given value of x, the value of (f . g)(x) will be 6 times that value minus 4.

To evaluate the composition (f . g)(x), we substitute g(x) into f(x). Given f(x) = 2x and g(x) = 3x - 2, we replace x in f(x) with (3x - 2) to get f(3x - 2). Simplifying this expression, we have 2(3x - 2), which equals 6x - 4. Therefore, (f . g)(x) = 6x - 4. In simpler terms, when we evaluate (f . g)(x), we first find g(x) by substituting x into the expression 3x - 2. This gives us 3x - 2. Then, we substitute this expression into f(x), which is 2x. Simplifying the resulting expression, we get 6x - 4. Thus, for any value of x, the composition (f . g)(x) will be 6 times that value minus 4.

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Different RAID levels offer varying levels of performance, effective storage use, disk failure tolerance, and minimum drive requirements.

RAID (Redundant Array of Independent Disks) is a technology that combines multiple physical drives into a single logical unit to improve performance, data redundancy, and fault tolerance. Here's a breakdown of the different RAID levels in terms of performance, effective storage use, disk failure tolerance, and minimum drive requirements:

In summary, different RAID levels offer a trade-off between performance, effective storage use, fault tolerance, and minimum drive requirements. It is important to carefully consider the specific needs of your system to choose the appropriate RAID level.

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- Events A, B, C, and D are exhaustive.
- Events A and B, B and D are not mutually exclusive.
- Events A and C, C and D, A and D are mutually exclusive.

To determine whether the events are exhaustive or mutually exclusive, we need to understand the definitions of these terms:
1. Exhaustive events: Events are considered exhaustive if the union of all the events covers the entire sample space S. In other words, there are no outcomes in the sample space that are not included in any of the events.
2. Mutually exclusive events: Events are considered mutually exclusive if they have no outcomes in common. In other words, the events cannot occur simultaneously.
Now let's analyze the given events:
A = {1, 2, 4}
B = {1, 2, 4, 5, 6}
C = {5, 6}
D = {2, 3, 6}
To determine if the events are exhaustive, we need to check if their union covers the entire sample space S.
The union of A, B, C, and D is {1, 2, 3, 4, 5, 6}, which covers the entire sample space S. Therefore, the events A, B, C, and D are exhaustive.

To determine if the events are mutually exclusive, we need to check if any outcomes are shared between the events.
The outcomes 1, 2, and 4 are shared between events A and B. Therefore, events A and B are not mutually exclusive.
The outcomes 2 and 6 are shared between events B and D. Therefore, events B and D are not mutually exclusive.
No outcomes are shared between events A and C, C and D, or A and D. Therefore, events A and C, C and D, and A and D are mutually exclusive.

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The total cost  of he meat with tax and tip is $ 22.42

To calculate the total cost with tax and tip, we need to follow these steps:

multiply the meal cost by the tip rate. when  the tip rate is 18%, we have:

Tip amount = $19.00 * 0.18 = $3.42

Add the meal cost, sales tax, and tip amount to get the total cost:

Total cost = Meal cost + Sales tax + Tip amount

= $19.00 + $3.42

= $ 22.42

Therefore, the total cost with tax and tip is $22.42

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Answer:

try 17.89 cm..then 18 for answer