Please help with this

A website is selling barbecue grills for $94, but mentions that they originally cost $200 the discount, as a percentage, is 53%.

The discount is the difference between the original price and the discounted price.

Discount = $200 - $94 = $106

To find the percentage discount, we need to calculate what percentage of the original price the discount represents:

Percentage discount = (Discount/Original price) x 100%

Percentage discount = ($106/$200) x 100%

Percentage discount = 53%

Therefore, the discount, as a percentage, is 53%.

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Answer:

C. All parallelograms are quadrilaterals.

Step-by-step explanation:

Quadrilateral are 2D shapes that are closed sides, with 4 sides.

The probabilities for each outcome are: P(HH) = 0.49, P(HT) = 0.21 ,P(TH) = 0.21 ,P(TT) = 0.09

The probability of an event is a number that indicates how likely the event is to occur.

It is expressed as a number in the range from 0 and 1, or, using percentage notation, in the range from 0% to 100%.

The more likely it is that the event will occur, the higher its probability.

The probability of an impossible event is 0; that of an event that is certain to occur is 1.

To calculate the probability of each outcome when tossing a biased coin two times with P(H)=0.7, we can use the

following steps:

1. P(HH) = P(H) × P(H) = 0.7 × 0.7 = 0.49

2. P(HT) = P(H) × P(T), where

P(T) = 1 - P(H) = 1 - 0.7 = 0.3.

So, P(HT) = 0.7 × 0.3 = 0.21

3. P(TH) = P(T) × P(H) = 0.3 × 0.7 = 0.21

4. P(TT) = P(T) × P(T) = 0.3 × 0.3 = 0.09

So the probabilities for each outcome are:

P(HH) = 0.49

P(HT) = 0.21

P(TH) = 0.21

P(TT) = 0.09

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Answer:

D. $710.00

Step-by-step explanation:

total cost = down payment + total amount of monthly payments

total cost = $125 + 12 × $48.75

total cost = $125 + $585

total cost = $710

Answer:  D. $710.00

Answer: The answer is D. $710.00

Step-by-step explanation: I got it right on the test

When teaching an 8th grade lesson on problem solving, Sylvia begins by utilizing a short video clip. Sylvia uses this video clip as a discrepant event because students attached with science it would look like magic for them.

A discrepant occurrence is an unexpected, counterintuitive result that differs from what an observer would typically anticipate. Oobleck is a classic illustration of a discrepant event.

Most kids (who have never seen it before) wouldn't anticipate that it would have both solid and liquid qualities. They didn't anticipate it to spread out right away once the "ball" was placed on the table instead of rolling into a ball and taking shape.

The main factor is that pupils will develop an obsession with science. They will see this as "magic," and they will be very interested in learning how it worked. After that, they'll be prepared to "amaze" their friends with both the "trick" and their subsequently displayed "smarts."

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Answer

Check Explanation

Explanation

1) 3x = 2x + 50

3x - 2x = 50

x = 50

2) 6x = 2x + 44

6x - 2x = 44

4x = 44

Divide both sides by 4

(4x/4) = (44/4)

x = 11

3) 8x = 2x + 36

8x - 2x = 36

6x = 36

Divide both sides by 6

(6x/6) = (36/6)

x = 6

4) 4x = x + 18

4x - x = 18

3x = 18

Divide both sides by 3

(3x/3) = (18/3)

x = 6

5) 7x + 10 = 3x + 120

7x - 3x = 120 - 10

4x = 110

Divide both sides by 4

(4x/4) = (110/4)

x = 27.5

6) 20 + 2x = x + 56

2x - x = 56 - 20

x = 36

Hope this Helps!!!

Answer:

5 units

Step-by-step explanation:

Use the distance formula \(d=\sqrt{(y_2-y_1)^2+(x_2-x_1)^2\) where \(d\) is the distance between points \((x_1,y_1)\) and \((x_2,y_2)\).

Given that \((x_1,y_1)\rightarrow(6,4)\) and \((x_2,y_2)\rightarrow(10,7)\), then:

\(d=\sqrt{(y_2-y_1)^2+(x_2-x_1)^2}\\\\d=\sqrt{(7-4)^2+(10-6)^2}\\\\d=\sqrt{3^2+4^2}\\\\d=\sqrt{9+16}\\\\d=\sqrt{25}\\\\d=5\)

This means that the distance between (6,4) and (10,7) is 5 units

The expression that could be used to calculate the amount Trina was charged in interest for the billing cycle is  (APR / 365) x 30 days x adjusted balance.

The adjusted balance method is one of the methods for computing the finance charge (interest and other fees) for credit cards.

The adjusted balance is the ending balance determined after adjusting the opening balance with purchases and payments.

Credit card interest method = adjusted balance method

Beginning balance = $780

Purchase = $170

Payment = $210

Adjusted balance, AB = $740 ($780 + $170 - $210)

APR = 17% = 0.17 (17/100)

The interest charged = (APR / 365) x 30 days x adjusted balance

= $10.34 [(0.17/365) x 30 x $740]

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creo que paco es el mayor. lo siento si me equivoco! no soy muy buena en las proporciones

The total surface area of this triangular prism = 976

Surface area is the amount of space covering the outside of a three-dimensional shape.

A triangle would be divided in half, but since there are two, the ratio would remain the same.

 14 x 24 = 336

 10 x 25 = 250[ because there are two of them, multiply by 2.]

 10 x 14 = 140

The total surface area of this triangular prism = 336 + 250 + 140

                                                                            = 976

Therefore, the total surface area of this triangular prism = 976

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Answer:

a triangle that may not have the same dimensions as the bases

Step-by-step explanation:

The cross section of the figure that is perpendicular to the triangular bases and passes through a vertex of the triangular bases would be a triangle that may not have the same dimensions as the bases.

V is a set of functions that map from \(R^5\) to R. It is a vector space because it has a commutative addition operation, a zero vector, additive inverses, scalar multiplication that distributes over vector addition, associativity of vector addition, a multiplicative identity for scalars, and a multiplicative inverse for non-zero scalars.

cf(x) + cg(x) for all real numbers x.

Associativity of vector addition: Let f, g, and h be any vectors in V. Then (f + g) + h = f + (g + h) for all real numbers x.

Existence of a multiplicative identity for scalars: The multiplicative identity for scalars in V is 1, such that for any vector f in V, 1f(x) = f(x) for all real numbers x.

Existence of a multiplicative inverse for nonzero scalars: For any nonzero real number c, there exists a multiplicative inverse 1/c such that c(1/c)f(x) = f(x) for all real numbers x and for any vector f in V.

All these properties are the standard conditions for a vector space, therefore V is a vector space.

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In the above word problem,

Let's denote the number of $50 notes that Malcolm and Peiling have as M50 and P50 respectively. Similarly, we'll denote the number of $10 notes as M10 and P10 and the number of $2 notes as M2 and P2.

From the problem statement we have the following information:

1. The total number of notes they have is the same: M50 + M10 + M2 = P50 + P10 + P2

2. The number of $2-notes Peiling has is 1/4 of the number of $2-notes Malcolm has: P2 = (1/4)M2

3. The number of $10-notes Peiling has is twice the number of $10-notes Malcolm has: P10 = 2M10

4. Peiling has 8 more $50-notes than Malcolm: P50 = M50 + 8

5. The total number of $2 and $10-notes they have is 42: M10 + M2 + P10 + P2 = 42

Substituting equations (2), (3) and (4) into equation (1) we get:

M50 + M10 + M2 = (M50+8) + 2M10 +(1/4)M2

Solving for M50 we get:

M50 = 8 + 2M10 - (3/4)M2

Substituting equations (2), (3), and (4) into equation (5) we get:

M10 + M2 + 2M10 + (1/4)M2 = 42

Solving for M10 we get:

M10 = 14 - (1/12)M2

Substituting this value of M10 into the equation for M50 we get:

M50 = 8 + 28 - M2/6 - (3/4)M2

Solving for M50 we get:

M50 = 36 - (11/6)M2

Since the number of notes must be a positive integer, the smallest possible value for M50 is when M2=6. This gives us a value of M50=35.

Substituting these values back into the equations for P50, P10 and P2 we find that Peiling has P50=43 $50 notes, P10=28 $10 notes and P2=1.5 $2 notes. However, since the number of notes must be a positive integer, this solution is not valid.

The next smallest possible value for M50 is when M2=12. This gives us a value of M50=34. Substituting these values back into the equations for P50, P10 and P2 we find that Peiling has P50=42 $50 notes, P10=28 $10 notes and P2=3 $2 notes.

Now we can calculate the total amount of money each person has:

Malcolm: 34 * 50 + 14 * 10 + 12 * 2 = $1,864

Peiling: 42 * 50 + 28 * 10 + 3 * 2 = $2,386

So to answer part (a) of the question: Peiling has more money than Malcolm.

To answer part (b) of the question: They have a total of M2 + P2 = 12 + 3 = 15 $2-notes altogether.


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Answer:

what is the question

Step-by-step explanation:

Answer:

\(|A| = - 28\)

Step-by-step explanation:

Given

\(A = \left[\begin{array}{cc}-2&6\\3&5\end{array}\right]\)

Required

Determine the determinant

For a two by two matrix, A such that:

\(A = \left[\begin{array}{cc}a&b\\c&d\end{array}\right]\)

The determinant |A| is:

\(|A| = a * d - b * c\)

So, in

\(A = \left[\begin{array}{cc}-2&6\\3&5\end{array}\right]\)

The determinant is:

\(|A| = -2 * 5 - 6 * 3\)

\(|A| = -10 - 18\)

\(|A| = - 28\)

well, once you take in all the Revenue from sales, and subtract all the costs that went in for the product, what's leftover is the Profit.

so then, profit P(x), is simply the revenue minus costs, namely P(x) = R(x) - C(x)

\(R(x)=100x-2x^2\hspace{5em}C(x)=500+9x \\\\\\ P(x)=(100x-2x^2)~~ - ~~(500+9x)\implies P(x)=91x-2x^2-500 \\\\\\ \stackrel{\textit{at a production of 25 units, x =25}}{P(25) = 91(25)-2(25)^2-500}\implies P(25)=\stackrel{2275-1250-500}{525}\)

Answer:

1) 30 pounds is the weight of the bag all together

2) science book is the heaviest book

Step-by-step explanation:

bag=4 pounds

library book=2 pounds

maths book=2×4=8 pounds

science book=8×2=16 pounds

4+2+8+16=30 pounds all together

heaviest book= science book (16 pounds)

The quantity of candy that Eric ate would be = 14/15

The quantity of Candy Kim had = 2⅓ pounds.

The quantity of Kims candy that Eric ate = 2/5

That is 2/5 of 2⅓.

The actual quantity of candy that Eric ate = 2/5× 7/3 = 14/15

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Answer:

He/she took 48minutes to wash

Answer:

• In terms of hours:

\(\dashrightarrow \: { \rm{11 - 10 + 1 = 0 \: hour}}\)

• In terms of minutes:

\(\dashrightarrow \: { \tt{(60 - 44) + 32 = 48 \: mins}}\)

It is 48 minutes

The relationship between the dates of spread and the number of people infected can vary depending on various factors such as the infectiousness of the disease, the effectiveness of containment measures, population density, and individual behaviors.

However, there is a general rule that can describe the relationship:As the dates of spread progress, the number of infected individuals tends to increase initially, reaching a peak, and then gradually decreasing over time.

This pattern is often referred to as the epidemic curve or the epidemiological curve. In the early stages of an outbreak, the number of cases may grow rapidly as the disease spreads through a susceptible population. This rapid increase is often influenced by factors such as the contagiousness of the disease, population density, and social interactions.

As containment measures, such as vaccination campaigns, public health interventions, and behavioral changes, are implemented, the rate of new infections may start to decline. This can lead to a peak in the number of cases, after which the curve gradually decreases as the disease is brought under control and fewer susceptible individuals remain.

It's important to note that the specific shape, duration, and magnitude of the epidemic curve can vary significantly depending on the disease and the effectiveness of the response measures implemented. Additionally, emerging variants, changes in behavior, and other factors can impact the trajectory of the epidemic curve.

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The runner's speed If a runner traveled a distance of d(h)=/16h4 in time t(h) = 3h^4 - 3h^3 -5h^2 is  4 /3h^2 - 3h -5h.

The concept that will be used to calculate this is the concept of speed which is the ratio of the distance per time which can be expressed as

speed = distance/time

Then we were given distance as d(h)=/16h^4

time as  t(h) = 3h^4 - 3h^3 -5h^2

Speed = \(\sqrt{16h^4} /3h^4 - 3h^3 -5h^2\)

Then we will have 4h^2 /3h^4 - 3h^3 -5h^2

then  take h^2 from both the numerator and denominator and then cancel them , then we will have

= 4 /3h^2 - 3h -5h.

Therefore, the first option is correct.

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Answer:

mode = no mode. median = 133, mean = 133

Step-by-step explanation:

mode = most common value. all of the values appear once. so there is no mode.

median = arranging the data in numerical order, then finding middle value.

there are 8 values. we have 4 on one side (124, 126, 128, 130) and 4 on the other (136, 137, 140, 143).

median is halfway between 130 and 136. that is 133.

mean = add up the values/ how many there are

adding them up, you get 1064. there are 8 values.

mean = 1064/8 = 133

The ratio of paint you require for the mixing is 3 parts silver and 4 parts green, 3:4

You can see wich of the given ratios follow it using cross multiplication. Using the given parts of silver of each ratio you'll calculate the corresponding parts of green to see if they are equal to the ratios or not.

First ratio:

6:8

3 parts of silver ____ 4 parts of green

6 parts of silver_____x

This ratio is equivalent to 3:4

Second ratio:

4:5

3 parts of silver ____ 4 parts of green

4 parts of silver_____x

This ratio is not equivalent to 3:4

Third ratio:

5:6

3 parts of silver ____ 4 parts of green

5 parts of silver_____x

This ratio is not equivalent to 3:4

Fourth ratio:

9:12

3 parts of silver ____ 4 parts of green

9 parts of silver_____x

This ratio is equivalent to 3:4

So...

The ration 6:8 and 9:12 are equivalent to 3:4

As you probably noticed, both ratios are multiples of 3 and 4 respectively.

Let the number be x

\(\\ \sf\longmapsto \dfrac{-3}{4}\times\dfrac{-3}{8}x=\dfrac{-3}{4}\)

\(\\ \sf\longmapsto \dfrac{-3}{8}x=1\)

\(\\ \sf\longmapsto x=\dfrac{-8}{3}\)

The probability of drawing a king from a standard deck of 52 cards is 1/13.

In a standard deck of 52 playing cards, there are four kings: the king of hearts, the king of diamonds, the king of clubs, and the king of spades.

To find the probability of drawing a king, we need to determine the ratio of favorable outcomes (drawing a king) to the total number of possible outcomes (drawing any card from the deck).

The total number of possible outcomes is 52 because there are 52 cards in the deck.

The favorable outcomes, in this case, are the four kings.

Therefore, the probability of drawing a king is given by:

Probability = (Number of favorable outcomes) / (Number of possible outcomes)

= 4 / 52

= 1 / 13

Thus, the probability of drawing a king from a standard deck of 52 cards is 1/13.

This means that out of every 13 cards drawn, on average, one of them will be a king.

It is important to note that the probability of drawing a king remains the same regardless of any previous cards that have been drawn or any other factors.

Each draw is independent, and the probability of drawing a king is constant.

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Answer:

Amadi: 20 years old

Chima : 4 years old

The pattern for the sequence 1.3, 8.3, 27.3, 64.3,… is f(n) = (n)³.3

The pattern in the question is given as

1.3, 8.3, 27.3, 64.3,…

In the above expressions and pattern, we can see that

From the above, we have the following

Current term = (n)³.3

Note that the decimal does not represent product

And also the pattern is a geometric sequence

Hence, the pattern for the sequence is f(n) = (n)³.3

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Answer:

Aircraft A: 403 seats

Aircraft B: 298 seats

Step-by-step explanation:

Let's x represent the seats in Aircraft B

We have the equations:

Aircraft A: (x + 105)

Aircraft B: x

We Know

Their total number of seats is 701; find the number of seats for each aircraft.

We Take

x + (x + 105) = 701

2x + 105 = 701

2x = 596

x = 298 seats

So, there are 298 seats in Aircraft B

Aircraft A has how many seats?

We Take

701 - 298 = 403 seats

So, there are 403 seats in Aircraft A

Final Answers:

Aircraft A: 403 seats

Aircraft B: 298 seats

Answer:  the correct answer is 1/12 ( as a fraction )