What time does the clock show?
12
11
1
10
21
9
3-
8
A
7 6 5

Answer:

y=21 and x=45

Step-by-step explanation:

Answer:

∠KYR = 43 degrees

Step-by-step explanation:

1. We know that the entire angle equals to 90 degrees because it is a right angle.

First you have to find the value of c and to do this, you add the values of both angles and make it equal to 90

3c + 64 + 5c + 82 = 90]

8c + 146 = 90

     - 146     -146

8c = -56

c = -7

Now we have to find the value of angle KYR so just plug in -7 for c

3(-7) + 64 = 43

Can get brainliest please?

Answer:

5 minutes

Step-by-step explanation:

Given:
It takes five machines five minutes to make five widgets

Let's first determine how much time it takes one machine to make one widget

1 machine will take 5 times as long to make 5 widgets

Therefore for 1 machine to make 1 widget it will take 1/5th of the time

To make 100 widgets, 1 machine will take 5 x 100 minutes or 500 minutes

If we use 100 machines this time will be reduced by 100

Answer:

1.5 square meters for light flooring

0.5 squaremeters in dark flooring

Step-by-step explanation:

Common sense

The value of x in the expression is 3 / 2.

The value of x in the expression can be found as follows:

Therefore, the quotient rule can be used to find the value of quotient x in the expression as follows:

q⁵ × q²ˣ = q¹⁰ ×  q⁶ / q⁸

Using the quotient rule

\(A^{x} X A^{y} = A^{x + y}\)

Therefore,

q⁵ × q²ˣ = q¹⁰ ×  q⁶ / q⁸

q⁵⁺²ˣ = q¹⁶ / q⁸

q⁵⁺²ˣ = q⁸

cancel the base

5 + 2x = 8

2x = 8 - 5

2x = 3

divide both sides of the equation by 2

x = 3 / 2

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To find the recursive formula of an arithmetic sequence, we need to identify the common difference between consecutive terms.

In this sequence, each term is decreasing by 7, so the common difference is -7.

Therefore, the recursive formula for this sequence is:

c(1) = 13 (the first term of the sequence)

c(n) = c(n-1) - 7 (the nth term is the previous term minus 7)

So we can use this formula to find any term in the sequence by recursively subtracting 7 from the previous term, starting with c(1) = 13.

For example:

c(2) = c(1) - 7 = 13 - 7 = 6

c(3) = c(2) - 7 = 6 - 7 = -1

c(4) = c(3) - 7 = -1 - 7 = -8

and so on.

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Answer:

  -8k -2

Step-by-step explanation:

You want the simplified form of -2(k+1)-6k.

The process of simplifying an algebraic expression includes ...

Parentheses are removed using the distributive property. The factor outside parentheses multiplies each term inside.

  -2(k +1) -6k

  = (-2)(k) +(-2)(1) -6k = -2k -2 -6k

Terms with the same variable content can be combined by adding their coefficients. (The distributive property is involved here, too.)

  = (-2 -6)k -2 = -8k -2

The simplified expression is -8k -2.

A triangle shape is formed by the cross-section of a triangular pyramid sliced by a plane that is perpendicular to its base

A triangular pyramid is a geometric solid having a triangle for a base and three triangles with the same vertex on each side.  That is, the triangular pyramid is made up of four triangles. Pyramids made of triangles might be straight or inclined. It resembles a pyramid with four triangular faces that meet at one vertex and a triangular base.

Let's first draw the triangular pyramid. Now, mark the base. Then, denote the plane passing perpendicular to the base. From the diagram we can tell, the plane cuts this pyramid to form a triangle cross-section.

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Multiply it by 10

0.95 x 10 = 9.5

0.95 is 1/10 of 9.5

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Answer:

obtuse?

Step-by-step explanation:

The proportion of the boards that will be greater than 122 inches is 84%

Given :

length of boards is listed as 10 feet is normally distributed with a mean of 123 inches and a standard deviation of 1 inch.

we are aske to determine what proportion of the boards will be greater than 122 inches = ?

we have :

μ = 123

σ = 122

now, let x denote the number of boards.

⇒ X ∼N (μₓ , σₓ²) X∼N(123,1)

⇒ P(X>122)=P( X- μₓ/ σₓ >  122-123/1)

⇒ P(Z > -1)

= 0.08413

= 84%

hence we get the value as 84%

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​

Answer:

d

Step-by-step explanation:

Option (B) is the correct answer.

A company plans to spend $8,000 in year 2 and $10,000 in year 4. At an interest rate of 10% per year, compounded semiannually. The equation that represents the equivalent annual worth A in years I through 4 is given by option (B).That is;Option (B) represents the equation that represents the equivalent annual worth A in years I through 4.

The formula for equivalent annual worth is given by;A = PW (A/P, i, n) + F(A/F, i, n)where,PW = Present WorthF = Future WorthA/P = Present Worth FactorA/F = Future Worth Factori = interest raten = number of yearsSo,A = 8000(P/A, 10/2,2) + 10000(F/A, 10/2,4)A = 8000(3.1051) + 10000(0.6848)A = 24,840.80 + 6848A = $31,688.80The equation that represents the equivalent annual worth A in years I through 4 is represented by the option (B);A = 8000(P/A, 10.25/2,2) + 10000(F/A, 10.25/2,4).

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Yes, there are diminishing returns to labor in the given production function.

There are diminishing returns to labor in the given production function. As more units of labor (L) are added while holding capital (K) constant, the increase in output (y) becomes smaller and smaller. This is indicative of diminishing marginal product of labor.

When the wage rate (w) is 1 and the capital (K) is fixed at 64, the profit-maximizing choice of labor (L) can be found by equating the marginal product of labor (MPL) to the wage rate. In this case, MPL = 12L^2K.

Setting MPL = w, we have 12L^2K = 1. Substituting K = 64, we get 12L^2 * 64 = 1. Solving for L, we find L ≈ 0.0917.

The profit-maximizing output level (y) can be calculated by substituting the values of L and K into the production function. Thus, y = 4L^3K = 4(0.0917)^3 * 64 ≈ 0.026.

The maximized profit can be determined by subtracting the total cost (TC) from the total revenue (TR). Since the fixed cost is given as 64, TC = 64 + wL = 64 + 1(0.0917) ≈ 64.092. TR is the product of the output level and the price, which is 0.026 * 3 = 0.078.

Profit = TR - TC ≈ 0.078 - 64.092 ≈ -63.014.

Diminishing returns to labor imply that as more labour is employed while holding other factors constant, the incremental increase in output becomes smaller. In the given production function, this phenomenon is observed. In the short run, with a fixed capital level of 64, we determine the profit-maximizing choice of labour (L) when the wage rate (w) is 1. By equating the marginal product of labour (MPL) to the wage rate, we find L ≈ 0.0917. Substituting this value into the production function, we calculate the profit-maximizing output level as y ≈ 0.026. The maximized profit is determined by subtracting the total cost (TC) from the total revenue (TR), resulting in a profit of approximately -63.014. This analysis helps understand the relationship between input choices, output levels, and profit optimization in the short run.

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To find a value of c such that P(z ≥ c) = 0.55, we need to use a standard normal distribution table or calculator.From the standard normal distribution table, we find that the z-score corresponding to a right-tailed area of 0.55 is approximately 0.126.

Therefore, we have:

P(z ≥ c) = 0.55

P(z ≤ c) = 1 - P(z ≥ c) = 1 - 0.55 = 0.45

Using the standard normal distribution table, we find that the z-score corresponding to a left-tailed area of 0.45 is approximately -0.126.

So, c = -0.126.

Therefore, the value of c that satisfies P(z ≥ c) = 0.55 is approximately -0.126.

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To calculate the surface area of the net pictured, you would need to know the base and height of the triangle, as well as the length of the prism.

Surface is a physical property of an object which is the outermost layer of the object. It can be solid, liquid, or gas, and it is usually the first thing we touch or see. It can also be the outermost layer of the atmosphere. Surface can be measured by its texture, smoothness, roughness, color, and other qualities. Surface can be studied through microscopy, spectroscopy, and other techniques. Surface can be used to identify and classify materials, as well as to study their properties.

The net below forms a triangular prism. A triangular prism is a three-dimensional shape with two parallel faces that are triangles, and three rectangular faces. The formula for finding the surface area of a triangular prism is SA = 2b(h + l) + 3lh, where b is the base of the triangle, h is the height of the triangle, and l is the length of the prism. Therefore, to calculate the surface area of the net pictured, you would need to know the base and height of the triangle, as well as the length of the prism.

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Answer:

1. 52.5

2. 4

3. 3%

4. $600

Step-by-step explanation:

Answer:

None of the above but if you had to choose one it would be C.

Answer:

110 degrees

Step-by-step explanation:

This is because they are alternate exterior angles

So they are the same angle

We apply trigonometric identities to simplify the expression until we have only one trigonometric function.

To simplify this expression, we can use the identity that cot(x) = cos(x)/sin(x). So we can rewrite the given expression as:
cot(-x)cos(-x)sin(-x) = (cos(-x)/sin(-x))cos(-x)sin(-x)
Now we can simplify further by using the identities cos(-x) = cos(x) and sin(-x) = -sin(x). Substituting these values, we get:
(cos(x)/(-sin(x)))cos(x)(-sin(x)) = -cos(x)²
Therefore, the expression involving a single trigonometric function with no fractions is:
-cos(x)²
This simplification uses the fact that the cotangent function is equivalent to the cosine function divided by the sine function. Then, we apply trigonometric identities to simplify the expression until we have only one trigonometric function.

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Answer:

3(5x - 2)

Step-by-step explanation:

Answer:

3(5−2)

Step-by-step explanation:

Rounded to 1 decimal place, the wholesaler's in-stock probability during a normal week is approximately 89.2%.

To calculate the wholesaler's in-stock probability during a normal week, we need to consider the number of items that are available for the entire week and divide it by the total demand.

Total demand = 4,800 items

Items not available for the entire week = 250 items

Items available for only part of the week = 270 items

Therefore, the number of items available for the entire week can be calculated as follows:

Items available for the entire week = Total demand - Items not available for the entire week - Items available for only part of the week

                                = 4,800 - 250 - 270

                                = 4,280 items

The in-stock probability can be calculated by dividing the number of items available for the entire week by the total demand and then multiplying by 100 to convert it to a percentage:

In-stock probability = (Items available for the entire week / Total demand) * 100

                   = (4,280 / 4,800) * 100

                   = 89.1666...

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The 95% confidence interval for a group of international students mean monthly spending budget is around $1,095.50 and $2,129.50, rounded to the closest penny.

The data in this question include a monthly budgeted amount of $1,612.50 for student expenditures, a standard deviation totaling $1,179.64, as well as a sample size of 20 foreign students.

The z-score of 1.960 with 95% confidence is based on a table of typical normal probability for positive z-scores. Our confidence interval's lower and upper bounds are as follows, where μ is the mean, σ is the standard deviation, and n is the sample size:

Lower limit: µ - (z × (σ ÷ √n))

µ - (z × (σ ÷ √n))

= 1612.5 - (1.960 × (1179.64 ÷ √20))

= 1095.49

Upper limit: µ + (z × (σ ÷ √n))

µ + (z × (σ ÷ √n))

= 1612.5 + (1.960 × (1179.64 ÷ √20))

= 2129.50

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The confidence interval for the population mean is based on the approximately normal distribution

Approximately normal distribution: A distribution is approximately Normal when the Normal distribution can be used as an approximate distribution. This is common when the number of samples or parts making up a distribution grows; for example, if you have 100 coin tosses the resulting Binomial distribution is, for most purposes, approximately Normal

When the population standard deviation is known,

The confidence interval for a population mean with a known standard deviation is based on the fact that the sampling distribution of the sample means follow an approximately normal distribution.

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Answer:  y = 3/2x + 1

Step-by-step explanation:  For a perpendicular line, take the reciprocal of  "m"  and reverse the sign.

- 2/3 becomes +3/2

Then substitute the y and x values of the given coordinate into the equation and solve for "b"

y = mx + b

-2 = 3/2(-2) + b

-2 = -3 + b

-2 +3 = b

+1 = b   Substitute for b in y = (3/2)x + 1

12=8 minutes

24=16 minutes

36=24 minutes

48=32 minutes

Answer:

8 min in 12, 16 in 24, 24 in 36, and 32 in 48

Step-by-step explanation:

First of all, we know that 12 blocks is done 8 minutes. and we see the 12, 24, 36, and 48 are all multiples of 12, so that pattern is adding 12. That means we shall continue the pattern with multiples of 8. So, for every 24 blocks, it will take 16 minutes, and in 36 blocks, it will take 24 minutes, and so on. I hope this helps and I hope it's right, and if it isn't I apologize.

The expression that can be used to represent the volume of the given rectangular prism is 4 × 7 × 8 units³.(Option 1).

What is rectangular prism?

A three-dimensional geometric object having six rectangular sides is referred to as a rectangular prism or rectangular cuboid. It is defined by its length, breadth, and height and is created by piling identical rectangular layers (or cross-sections) on top of one another (or depth). The product of a rectangular prism's length, width, and height determines its volume. Rectangular prisms are crucial to many branches of mathematics and physics, including geometry, calculus, and mechanics. They are frequently used to simulate real-world objects, such as boxes, structures, and containers.

Given that, the prism has 4 layers, each of which is 7 units long and 8 units wide.

So by the formula of rectangular prism we have to multiply the three quantities that is number of layers , length and width.

That means,

(4 units)×(7 units)×(8units)

Multiplying three of them we have the expression 4×7×8 units³

Hence, the expression that can be used to represent the volume of the given rectangular prism is 4 × 7 × 8 units³.

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Answer:

A square root

Step-by-step explanation:

A square root is one of two equal factors of a number.

Answer:

-6

Step-by-step explanation:

10--2 is 12 then divided by -2 is -6

Answer:

If it is -2: the answer is -6

Step-by-step explanation:

1) do what is inside parentheses P.E.M.D.A.S

(10- (-2))/-2  ------> 12/-2 since there is a double negative it turns into a positive (+) and you add 10 + 2

2) You simply divide

12/-2 = -6  Since you are dividing a negative and a positive the result is negative

Answer:

y=5.4

Step-by-step explanation:

So first we cross multiple.

2*112=35*(y+1)

224=35y+35

-35 on both sides

189=35y

÷35 on both sides

5.4=y