Answer:
12.5%
Step-by-step explanation:
total apples=400
=(50/400)×100%
=12.5%
PLZ IN THIS ASAPP!!! ILL GIVE YOU BRAINLIST!!!
Answer:
14
Explanation:
The constant of proportionality is 14, when we divide all of the y values by all of the x values, we get 14.
hope this helps!
View Policies Current Attempt in Progress Using the information provided in the table, the network diagram and the project completion time = 25 weeks, reduce the completion time of the project by 5 we
Strategies such as fast-tracking, crashing, prioritization, and resource optimization can be employed to reduce the project completion time by 5 weeks.
To reduce the completion time of the project by 5 weeks, we need to analyze the provided information and make appropriate adjustments. The initial completion time of the project is 25 weeks.
To achieve a reduction of 5 weeks, we can consider several strategies:
1. Fast-tracking: This involves overlapping or parallelizing certain project activities that were initially planned to be executed sequentially. By identifying tasks that can be performed concurrently, we can potentially save time. However, it's important to evaluate the impact on resource allocation and potential risks associated with fast-tracking.
2. Crashing: This strategy focuses on expediting critical activities by adding more resources or adopting alternative approaches to complete them faster. By compressing the schedule of critical tasks, we can reduce the overall project duration. However, this may come at an additional cost.
3. Prioritization: By reevaluating the project tasks and their priorities, we can allocate resources more efficiently. This ensures that critical activities receive higher attention and are completed earlier, resulting in an accelerated project timeline.
4. Resource optimization: Analyzing the resource allocation and identifying potential areas for optimization can lead to time savings. By ensuring that resources are utilized effectively and efficiently, we can streamline the project execution process.
It's important to note that implementing any of these strategies requires careful evaluation, considering factors such as project constraints, risks, cost implications, and stakeholder agreements. A comprehensive analysis of the project plan, resource availability, and critical path can guide the decision-making process for reducing the project completion time.
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a study of injuries to in-line skaters used data from the national electronic injury surveillance system, which collects data from a random sample of hospital emergency rooms (ers). the researchers interviewed 161 people who came to ers with injuries from in-line skating. the interviews found that 53 people had been wearing wrist guards, and 6 of these people had wrist injuries. of the 108 people who had not worn wrist guards, 45 had wrist injuries
A higher percentage of people who did not wear wrist guards (41.67%) experienced wrist injuries compared to those who did wear wrist guards (11.32%).
Based on the information provided, we can analyze the data on injuries to in-line skaters. Let's break down the given numbers:
Total number of people interviewed: 161
Number of people wearing wrist guards: 53
Number of people wearing wrist guards with wrist injuries: 6
Number of people not wearing wrist guards: 108
Number of people not wearing wrist guards with wrist injuries: 45
From this information, we can calculate the following:
Percentage of people wearing wrist guards with wrist injuries:
(Number of people wearing wrist guards with wrist injuries / Number of people wearing wrist guards) × 100
= (6 / 53)× 100 ≈ 11.32%
Percentage of people not wearing wrist guards with wrist injuries:
(Number of people not wearing wrist guards with wrist injuries / Number of people not wearing wrist guards)×100
= (45 / 108) ×100 ≈ 41.67%
These calculations provide insights into the likelihood of wrist injuries in relation to wearing wrist guards while inline skating. The data suggests that the percentage of wrist injuries among those wearing wrist guards is lower (11.32%) compared to those not wearing wrist guards (41.67%). This indicates that wearing wrist guards may offer some protection against wrist injuries while inline skating.
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(Brainliest for fastest right answer!!!) Which is correct?
Answer:
Step-by-step explanation:
ax² + bx + c = a(x - \(x_{1}\))(x - \(x_{2}\))
D = b² - 4ac
\(x_{12}\) = ( - b ± √D ) / 2a
~~~~~~~~~~~~
Let x² = y , then y² + 8y - 9
Find the roots of equation y² + 8y - 9 = 0
D = 64 + 36 = 100 = 10²
\(y_{1}\) = ( - 8 - 10) / 2 = - 9
\(y_{2}\) = ( - 8 + 10) / 2 = 1
y² + 8y - 9 = (y - 1)(y + 9) = (x² - 1)(x² + 9)
x² = 1 ⇒ \(x_{12}\) = ± √1
\(x^{4}\) + 8x² - 9 = (x - 1)(x + 1)(x² + 9)
A triangle has a base length of 4ac2 and a height 5 centimeters more than the base length. Find the area of the triangle if a = 5 and c = 4.
The area of the triangle is 52,000 cm².
What is the area of the triangle?A triangle is a three-sided polygon with three edges and three vertices. the sum of angles in a triangle is 180 degrees
Area of a triangle = 1/2 x base x height
Base = 4 x 5 x 4² = 320 Height = 320 + 5 = 325Area = 1/2 x 320 x 325 = 52,000 cm²
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Please help me... thank youuuuuuuuuu.
Answer:
just plug in the x to find the y's, so option 1, 2 and 4 is an automatic no, therefore option 3 is the correct one :)
Step-by-step explanation:
3. You need to be at least 39.37 inches tall (about a meter) to ride on a bumper car. Diego's cousin is 35.75 inches tall. How many more inches will he need to grow before Diego can take him on the bumper car ride?
Answer:
3.62
Step-by-step explanation:
39.37-35.75=3.62
rebekah said that 10 to the 3rd power is 30 because 10+10+10=30. do you agree? explain.
A univerity tate that mean ECLSE core of their graduate i 1200. You do a tudy for your univerity and take a random ample of 100 tudent elected and if the ample mean i 1180. Aume that the ample tandard deviation i 100 and are approximately normally ditributed. Tet the theory that the mean ECLSE tet core i equal to 1200 at 95% ignificance level
The null hypothesis for this test is that the mean ECLSE test score for the university is equal to 1200. The alternative hypothesis is that the mean is not equal to 1200.
To perform the test, you will need to calculate the t-statistic and the p-value. The t-statistic is calculated by:
t = (sample mean - hypothesized mean) / (sample standard deviation/sqrt (sample size))
In this case, the sample mean is 1180, the hypothesized mean is 1200, the sample standard deviation is 100, and the sample size is 100. Plugging these values into the equation gives:
t = (1180 - 1200) / (100 / sqrt(100)) = -20 / 10 = -2
Next, you will need to calculate the p-value. The p-value is the probability of observing a t-statistic as extreme as the one calculated, given that the null hypothesis is true.
To calculate the p-value, you will need to use a t-distribution table or a software package to find the t-critical value for a one-tailed test with 99 degrees of freedom (since you have a sample size of 100) and a significance level of 0.05. The t-critical value is the value that defines the rejection region for the test. If the t-statistic falls in the rejection region, you can reject the null hypothesis.
If the p-value is less than the significance level of 0.05, you can reject the null hypothesis and conclude that the mean ECLSE test score for the university is not equal to 1200 at the 95% significance level. If the p-value is greater than or equal to 0.05, you cannot reject the null hypothesis and cannot conclude that the mean is different from 1200.
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Sofia bought 12 pens for $0.59 each. She paid with a $10 bill. How much change will she receive.?
Answer:
2.92
Step-by-step explanation:
Answer:
2.92
Step-by-step explanation:
12×.59=7.08 10-7.08=2.92
a police car drives a constant speed of 64 mph.how far can it travel in 2 hours
ABCDEFGHIJKLMNOPQRSTUVWXYZ
Which of the following quadratic equations has roots 3, 5 ?
(A) x²-15x+8=0
(B) x²-8x+15=0
(C) x²+3x+5=0
(D) x²+8x-15=0
Answer:
\(x^2-8x+15=0\)
Step-by-step explanation:
If the roots are \(3\) and \(5\), the factors are \((x-3)\) and \((x-5)\).
Taking the leading coefficient as 1, the equation is \((x-3)(x-5)=0 \implies x^2-8x+15=0\).
a courier service company wishes to estimate the proportion of people in various states that will use its services. suppose the true proportion is 0.06 . if 373 are sampled, what is the probability that the sample proportion will be less than 0.03 ? round your answer to four decimal places.
The probability that the sample proportion will be less than 0.03 is approximately 0.0001.
To calculate the probability, we can use the normal approximation to the binomial distribution. The conditions for using the normal approximation are satisfied when both np and n(1-p) are greater than or equal to 10, where n is the sample size and p is the true proportion.
In this case, the sample size is 373 and the true proportion is 0.06. Therefore, np = 373 * 0.06 = 22.38 and n(1-p) = 373 * (1 - 0.06) = 350.22, both of which are greater than 10.
Next, we calculate the mean and standard deviation of the sampling distribution of the sample proportion using the formula:
mean = p = 0.06
standard deviation = sqrt((p*(1-p))/n) = sqrt((0.06*(1-0.06))/373) = 0.0187
Now, we need to find the z-score for the sample proportion of 0.03:
z = (0.03 - mean) / standard deviation = (0.03 - 0.06) / 0.0187 = -1.6043
Using a standard normal distribution table or a calculator, we can find the probability associated with a z-score of -1.6043, which is approximately 0.0001.
The probability that the sample proportion will be less than 0.03 is approximately 0.0001. This suggests that it is highly unlikely for the sample proportion to be that low, given the true proportion of 0.06 and a sample size of 373
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please answer all parts
In an experiment. \( 34 \% \) of lab mice cells exposed to chemically produced cat Mups responded positively (i.e, recognized the danger of the lurking predator). Considar a sample of 50 lab mice cels
The probability distribution of the variable x, representing the number of lab mice cells that respond positively to chemically produced cat Mups, can be approximated by the binomial distribution. The interpretation of E(x) in practical terms is that, on average, we can expect approximately 17 out of the 50 lab mice cells to respond positively when exposed to chemically produced cat Mups.
To find E(x), which represents the expected value or mean of x, we can use the formula E(x) = n * p, where n is the number of trials and p is the probability of success in a single trial. In this case, n = 50 (the number of lab mice cells) and p = 0.34 (the probability of a positive response).
Plugging in the values, we have:
E(x) = 50 * 0.34 = 17
The interpretation of E(x) in practical terms is that, on average, we can expect approximately 17 out of the 50 lab mice cells to respond positively when exposed to chemically produced cat Mups. This is the expected or average number of positive responses based on the given probability distribution.
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A watch which was bought for R250, was sold for R375. What was the profit made on the sale?
Answer:
R125 profit was made
Step-by-step explanation:
R375-250=R125
R125+R250=R375
HELP ME WITH LINEAR RELATIONSHIPS MATH PLEASE, THANK YOUUU !!
Answer:
find the area
Step-by-step explanation:
25+10=35 so the answer to the other side is i think you devide 35 by 5 which is 7 i think the answer is 7
Answer:
2
Step-by-step explanation:
just set it up like a fraction and equal them to each other with 5 over x and 25 over 10. then solve for x
Please help ASAP I’ll mark you as brainlister
the weights of grapefruits of a certain variety vary according to a roughly normal distribution with a mean of 1 pound and a standard deviation of 0.12 pounds. what is the probability that a randomly selected grapefruit weights more than 1.25 pounds?
The weights of grapefruits of a certain variety follow a roughly normal distribution with a mean of 1 pound and a standard deviation of 0.12 pounds. To find the probability that a randomly selected grapefruit weighs more than 1.25 pounds, we can use the properties of the normal distribution.
Step 1: Standardize the value
First, we need to standardize the value of 1.25 pounds using the formula z = (x - μ) / σ, where x is the value we want to standardize, μ is the mean, and σ is the standard deviation. Plugging in the values, we get z = (1.25 - 1) / 0.12 = 2.08.
Step 2: Find the corresponding probability
Next, we need to find the probability of obtaining a value greater than 2.08 in the standard normal distribution table (also known as the z-table). This probability represents the area under the curve to the right of the z-score of 2.08.
Step 3: Determine the probability
By looking up the z-score of 2.08 in the z-table, we find that the corresponding probability is approximately 0.0188.
Therefore, the probability that a randomly selected grapefruit weighs more than 1.25 pounds is approximately 0.0188, or 1.88%.
Keep in mind that this probability represents the likelihood of obtaining a grapefruit that weighs more than 1.25 pounds from a population of grapefruits with a mean of 1 pound and a standard deviation of 0.12 pounds.
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What is the term for the translation of a periodic function?
Answer:
"Geometrically, a periodic function can be defined as a function whose graph exhibits translational symmetry, i.e. a function f is periodic with period P if the graph of f is invariant under translation in the x -direction by a distance of P ." -Wiki
Suppose that the production function is q=F(L,K)=(KL)
1/3
. The output and input prices are (p,w,r)=(1,1,1). ** Part a (5 marks) Derive the long-run cost function C(q). ** Part b (7 marks) Solve the long-run profit maximization problem directly: max
K,L
1∗F(L,K)−1∗L−1∗K and find the profit-maximizing output. [Hint: there are two first-order conditions, and you need to solve them jointly.] ** Part c (8 marks) As an alternative to Part b, solve for the profit-maximizing output using the longrun cost function you derived in Part a.
The long-run cost function is C(q) = 2w(sqrt[rw(q^3)]). The profit-maximizing output can be found by minimizing this cost function with respect to q.
Part a: Deriving the long-run cost function C(q):
To derive the long-run cost function, we need to find the minimum cost of producing a given output level q using the given production function.
Given the production function q = F(L, K) = (KL)^(1/3), we can rewrite it as K = (q^3)/L.
Now, let's express the cost function C(q) in terms of q. We have the cost function as C(q) = wL + rK, where w is the wage rate and r is the rental rate.
Substituting the expression for K in terms of q, we get C(q) = wL + r[(q^3)/L].
To minimize the cost function, we can take the derivative of C(q) with respect to L and set it equal to zero:
dC(q)/dL = w - r[(q^3)/(L^2)] = 0.
Simplifying the equation, we have w = r[(q^3)/(L^2)].
Solving for L, we get L^2 = r(q^3)/w.
Taking the square root, we have L = sqrt[(r(q^3))/w].
Substituting this value of L back into the cost function equation, we get:
C(q) = w(sqrt[(r(q^3))/w]) + r[(q^3)/sqrt[(r(q^3))/w]].
Simplifying further, we have:
C(q) = 2w(sqrt[rw(q^3)]).
So, the long-run cost function C(q) is given by C(q) = 2w(sqrt[rw(q^3)]).
Part b: Solving the long-run profit maximization problem directly:
To solve the profit maximization problem directly, we need to maximize the expression:
max K, L [F(L, K) - wL - rK].
Taking the derivative of the expression with respect to L and K, and setting them equal to zero, we can solve for the optimal values of L and K.
The first-order conditions are:
dF(L, K)/dL - w = 0, and
dF(L, K)/dK - r = 0.
Differentiating the production function F(L, K) = (KL)^(1/3) with respect to L and K, we get:
(1/3)(KL)^(-2/3)K - w = 0, and
(1/3)(KL)^(-2/3)L - r = 0.
Simplifying the equations, we have:
K^(-2/3)L^(1/3) - (3/2)w = 0, and
K^(1/3)L^(-2/3) - (3/2)r = 0.
Solving these two equations simultaneously will give us the optimal values of L and K.
Part c: Using the derived long-run cost function:
In Part a, we derived the long-run cost function as C(q) = 2w(sqrt[rw(q^3)]).
To find the profit-maximizing output, we can minimize the long-run cost function C(q) with respect to q.
Taking the derivative of C(q) with respect to q and setting it equal to zero, we can solve for the optimal value of q.
dC(q)/dq = w(sqrt[rw(q^3)]) + (3/2)w(q^2)/(sqrt[rw(q^3)]) = 0.
Simplifying the equation, we have:
(sqrt[rw(q^3)])^2 + (3/2)(q^2) =
0.
Solving this equation will give us the profit-maximizing output q.
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Which grach remesents an odd function
name the image point when the object point (4,4) is mapped by the following translations. (x,y)-->(x-4,y+2)
Answer:
(0, 6 )
Step-by-step explanation:
(x, y ) → (x - 4, y + 2 )
mans subtract 4 from the original x- coordinate and add 2 to the original y- coordinate, that is
(4, 4 ) → (4 - 4, 4 + 2 ) → (0, 6 )
The question is in the picture
Hurry please
Answer ASAP
Answer:
non proportional is the answer
please help 5-7, thanks
Answer:
-2
Step-by-step explanation:
5-7 where be -2 because 7 is More powerful than 5 so 7 push 5 all the way back to -2
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Kelli and Karl each have a job. Kelli earns $20 an hour. She also receives a $100 weekly bonus.
Kelli made a table to show how much she earns in a given week.
Hours 0 5 10 15 20 25 30 35 40
Weekly Earnings 100 200 300 400 500 600 700 800 900
Karl earns $25 an hour and receives a $50 weekly bonus.
Karl made a graph to show how much he earns per hour in a given week.
How many hours will it take Kelli and Karl to earn the same amount of money?
Enter your answer in the box.
____hours
Answer:
I'm think it is 40hours (or 1 1/2 days)
Find m ∠ JKL using the picture
The value of m∠JKL is 34°
How to find the value of m∠JKL?An angle formed by a tangent and a secant intersecting outside a circle is equal to one-half the difference of the measures of the intercepted arcs.
Based on the theorem above, we can say:
m∠JKL = 1/2 * (159 - 91)
m∠JKL = 1/2 * 68
m∠JKL = 34°
Therefore, the value of m∠JKL in the circle is 34°.
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camille finds a pieace of wood that is 15.65 centimeters long and thier freind finds one that is 16.24 centimeter what is the total lenght if camille attched them together
The total length of the wood attached together is 31.89 centimetres
Size of the wood found by Camille = 15.65 centimetres
Size of the wood found by her friend = 16.24 centimetres
The act of determining an object's length in some standard or non-standard units is known as a length measurement. In our daily lives, the ability to measure length is crucial.
Let's say Mathew is shopping with a friend when he notices a lovely picture frame that can be displayed in his parent's bedroom. But how would he go about telling them how long the frame was? If he knows the length of a particular unit, such as 3 feet, he can do that.
The total length of the wood = 15.65 + 16.24 = 31.89 centimeter
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If angle c and angle d are complementary angle and measurement angle c is 13 degrees, find measurement angle d
The measurement of d will be 77 degrees.
Complementary angles are two angles that add up to 90 degrees. In other words, if two angles are complementary, then subtracting one angle's measurement from 90 degrees yields the measurement of the other.
For instance, if angle c is 13 degrees, angle d is 90 - 13 = 77 degrees. This means that the angle d measures 77 degrees.
When two angles are complementary, their measurements add up to 90 degrees, which is why knowing one angle's measurement allows us to find the other angle's measurement.
Complementary angles are two angles that add up to 90 degrees. They are, in other words, two angles that "complement" each other to form a right angle (90 degrees). Complementary angles are used in geometry and trigonometry to solve problems involving triangles and other geometric shapes.
Knowing one complementary angle's measurement allows you to find the other complementary angle's measurement by subtracting it from 90 degrees.
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Two cylinders are similar. The volume
of one is 8 cm3, and the volume of the
other is 125 cm3. Find the scale factor
between them.
Answer:
2/5
Step-by-step explanation:
\(\frac{\sqrt[3]{8} }{\sqrt[3]{125} } = \frac{2}{5}\)
Answer:
2:5Step-by-step explanation:
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