Answer:
D
Step-by-step explanation:
F(g) falls between 0 and 49.58
Five years older than Mukhari. Find the value of the expression if Mukhari is 43 years old.
Help me answer question 1
Answer:
The answer is option
3 and 4
please help. 10 points
Answer:
8 divided by 1/3 is 24 because you are dividing a fraction so it is basically 8*3 (inverse operations). As for 2/3 it does not have one as a numerator so it automatically is less that 1/3
Step-by-step explanation:
Sry If it doesn't make sense!
If you are confused let me know and I will explain in the comments.
A motorist travels 228 kilometers in 6 hours. At that rate, how long will it take him to travel and additional 247 kilometers?
Answer:
The motorist's rate is:
rate = distance / time
where distance is measured in kilometers and time is measured in hours.
We are given that the motorist travels 228 kilometers in 6 hours, so we can use this information to find the rate:
rate = distance / time = 228 km / 6 hours = 38 km/hour
To find how long it will take the motorist to travel an additional 247 kilometers at this rate, we can use the same formula and solve for time:
time = distance / rate = 247 km / 38 km/hour ≈ 6.5 hours
Therefore, it will take the motorist approximately 6.5 hours to travel an additional 247 kilometers at the same rate of 38 km/hour.
Calculator What is the area of a sector with a central angle of 144° and a radius of 11 cm? Use 3.14 for π and round your final answer to the nearest hundredth. Enter your answer as a decimal in the box. cm² K
Rounding to the nearest hundredth, the area is approximately 151.976 cm².
The formula for the area of a sector is:
A = (θ/360) x πr²
where θ is the central angle in degrees, r is the radius, and π is pi (3.14).
Plugging in the given values, we get:
A = (144/360) x 3.14 x 11^2
A = 0.4 x 3.14 x 121
A = 151.976
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An international organization is investigating the relationship between the life expectancies of men and women in nonindustrialized countries. A random sample of such countries was selected, and life expectancies, in years, were determined for both men and women. A check of the conditions necessary for inference on the slope of a regression line shows that they are met. A 98 percent confidence interval for the slope of the regression line relating life expectancy for men, x, and women, y, is given by (1.01, 1.34). Based on the interval, which of the following claims is supported?
A Since the interval does not contain 0, it can be concluded that there is no linear relationship between the life expectancies of men and women in nonindustrialized countries.
B Since the interval does not contain 1, it can be concluded that there is no linear relationship between the life expectancies of men and women in nonindustrialized countries.
Ğ¡ Since the values in the interval are greater than 0, it can be concluded that the life expectancies of women are greater than the life expectancies of men in nonindustrialized countries.
D Since the values in the interval are positive, it can be concluded that there is an increase, on average, in the life expectancies of women for each 1-year increase in the life expectancy of men in nonindustrialized countries.
E Since the values in the interval are positive, it can be concluded that there is a decrease, on average, in the life expectancies of women for each 1-year increase in the life expectancy of men in nonindustrialized countries.
Answer:
D
Step-by-step explanation:
From the given information:
At the confidence interval of 0.98 for the slope of the regression; the expectancy of life for men and women appears to be positive. This clearly implies that there are sufficient evidence and information that the two variables is positively correlated. As a result, if the expectancy of life for men increases, the same will also increase for women.
The values of interval are positive thus it can be said that there is an increase on average life expectancy. Thus the option D is correct.
What is life expectancy ?The life expectancy is the statically measure of the average organism expected to live. The life expectancy is based on the birth rate.
As the C.I is of 0.98 the slope of the regression that is expectancy of the life for the men and the women appears positive.
Thus its clearly that the two variables is positively correlated. Hence, the expectancy for for men increases the same will be for women.
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PLEASE HELP! Select the equation that is true.
A.6,714 ÷ 10^3 = 6.714
B.6,714 ÷ 10^3 = 67.14
C.6,714 ÷ 10^3 = 671.4
D.6,714 ÷ 10^3 = 6,714
the easy way to think about it is that by dividing by 10^3 you are actually multipling by 1/10^3 which you can write as 10^-3 and the negative means that the decimal place moves to the left. so we move the decimal places (which is to the right of the 4 in the number above) 3 places to the left giving us: 6.714
Haley drew a square with a perimeter of 14.5 inches, a trapezoid with a perimeter of 14¹
4
inches, and a triangle with a perimeter of 14 inches.
5
Which shape has the smallest perimeter?
square
trapezoid
triangle
The triangle has the smallest perimeter which is 14 inches.
What is the perimeter?The perimeter of a shape is the whole length enclosing it. It is the length of any boundary or outline of a two-dimensional geometric shape. The perimeter of various figures can be the same depending on their sizes. Take, for instance, a triangle constructed from an L-length wire. The same wire can be used to make a square if each side is the same length.
The perimeter of the square is
14.5 inches
For the trapezoid its perimeter is
\(14\frac{1}{4}=\frac{57}{4}\)
= 14.25 inches
For the triangle its perimeter is
14 inches
Compare the perimeters of square, trapezoid, and triangle
14 < 14.25 < 14.5
Therefore, the triangle has the smallest perimeter.
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Help me please its due in 20 minutes!!!!
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MULTIPLE CHOICE QUESTION
Solving Inequalities
Equations vs. Inequalities
2x+3 =15 2x+3 > 15
What is the first step for the equation?
(It'll also be the same step for the inequality)
Subtract 2 on both sides
divide both sides by 2
Subtract 3 on both sides
add 3 to both sides
Answer:
just sayin x=4
Step-by-step explanation:
Help me out please please
Answer:
490000
Step-by-step explanation:
Substituting \(x=40\),
\(I=-425(40)^2 + 45500(40) - 650000=490000\)
What is 100th term of 5, 12, 19, 26
Answer:
698
Step-by-step explanation:
\(a_{n}\) = \(a_{1}\) + (n - 1)d
n is the term that I want.
\(a_{1}\) is the first term.
d is the common difference. In this case 7. Seven is the number that the series is increasing every term
\(a_{100}\) = 5 + (100-1)7
\(a_{100}\) = 5 + (99)7
\(a_{100}\) = 5 + 693
\(a_{100}\) = 698
Helping in the name of Jesus.
Which subtraction sentences have a difference of 142 Choose Yes or No for each number sentence.
5 - 4. Choose.
8
Choose
Choose...
9-81 choose.
Answer:
the question does not make sense. please rewrite the question.
PLEASE ASNWER ASASP for BRAINLEST!!!!!!!!!!!!1
Choose Yes or No to tell whether 3 is a solution for the inequality 10p - 8 less than or equal to 12.
Yes
No
Answer:
NO
Step-by-step explanation:
substitute p for 3 so your equation is (10*3)-8, which equals 22. 22 is not less than or equal to 12.
Answer: P>2
Step-by-step explanation: Step 1 Pull out like factors : 10p - 20 = 10 • (p - 2)
Step 2: Divide both sides by 10
Step 3: Add 2 to both sides
and the inequalitym is P>2
Please help me out
Find the height of the pyramid using the given diagram.
?? Inches
Check the picture below.
124 R2
32 3970
Is the same as 32"
9514 1404 393
Answer:
32 * 124 + 2 = 3970
Step-by-step explanation:
The division problem can be rewritten showing the dividend to be the product of the quotient and the divisor, with the remainder added to the product.
32 * 124 + 2 = 3970
_____
Additional comment
This relationship holds at every stage of the long division process.
Solve for h
6.51 - 9.32 + h = 1.02
Can someone please explain step by step on how I could get this answer for this question?
Answer:
h=3.83
Step-by-step explanation:
6.51 - 9.32 + h = 1.02 --> first, subtract: 6.51 - 9.32
-2.81+h=1.02 --> add 2.81 to both sides
h=3.83 --> answer
Met Manufacturing produces inexpensive sunglasses. The selling price per pair is $9.44, with variable costs per pair being $2.19. Fixed costs, which include paying off the plant, labor, insurance, marketing, and management, are $748,374. What is the break-even point?
The sοlutiοn οf the given prοblem οf unitary methοd cοmes οut tο be fοr Met Manufacturing tο turn a prοfit, 103,184 sunglasses must be sοld.
Definitiοn οf a unitary methοd.The well-knοwn straightfοrward apprοach, actual variables, and any relevant infοrmatiοn frοm the initial and specialist questiοns can all be used tο finish the assignment. Custοmers may be given anοther chance tο try the gοοds in respοnse. If nοt, significant expressiοn in οur understanding οf prοgrams will be lοst.
Here,
We must figure οut hοw many pairs οf sunglasses must be sοld tο cοver the fixed and variable cοsts in οrder tο reach the break-even pοint.
Assume that X sunglasses must be sοld tο break even.
Fixed cοst plus variable cοst equals tοtal cοst.
Selling price x Number οf units sοld equals tοtal revenue.
The tοtal revenue and entire expense are equal at the break-even pοint.
Thus, we can cοnstruct the equatiοn:
Fixed cοst plus variable cοst multiplied by the selling price equals the quantity sοld.
=> $9.44 X = $748,374 + $2.19 X
=> $9.44 X - $2.19 X = $748,374
=> $7.25 X = $748,374
=> X = $748,374 / $7.25
=> X = 103,184
Therefοre, fοr Met Manufacturing tο turn a prοfit, 103,184 sunglasses must be sοld.
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Find the perimeter and area of the figure.
12 yd
13 ydy
| 5 ydt5 ydt
Answer:
P = 36 yd
A = 60 yd²
Step-by-step explanation:
P = side + side + side
Pythagorean triple = 5, 12, 13
P = 10 + 13 + 13
P = 36
A = 1/2(b)(h)
A = 1/2(10)(12)
A = 1/2(120)
A = 60
how do yow do this i need help quickly with the homework it is important for school
Answer:
9 squares
Step-by-step explanation:
Answer:
you would shade 9
Step-by-step explanation: each row has 5 and its telling you to shade three in each
Multiply. Write your answer as a fraction in simplest form.
Answer: 9/11
Step-by-step explanation:
Answer:
9/11
Step-by-step explanation:
3/22 * 6/1= 18/22
18/22 divided by 2 = 9/11
The police department in your city was asked by the mayor’s office to estimate the cost of crime. The police began their study with burglary records, taking a random sample of 500 files. If the average dollar loss in a burglary, for this sample size 500 is $678, with a standard deviation of $560, construct the 95% confidence interval for the true average dollar loss in burglaries rounded to the nearest dollar amount.
The 95% confidence interval for the true average dollar loss in burglaries rounded to the nearest dollar amount is 629 to 727
What are variance and standard deviation?
The variance of a variate X is the arithmetic mean of the squares of all the deviations of X from the arithmetic mean of the observations and it is denoted by Var(X) or σ². The spread of statistical data is measured by the standard deviation. Distribution measures the deviation of data from its mean or average position. The positive square root of the variance of a variate X is known as the standard deviation.
Given here: Sample mean x=678, Sample size n=500, Standard deviation σ=560
Standard error=σ.x=σ/√n
=560/√500
=25.044
Now for a 95% Class interval the value of z=1.960
The margin of error, E=Z×standard error
=49.08624
Lower bound=628.9147
upper bound=728.0854
∴ The 95% interval for population mean = 629 to 727
Hence, The 95% confidence interval for the true average dollar loss in burglaries rounded to the nearest dollar amount is 629 to 727
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13. Determine if the following statement is true or false. Explain your reasoning.
The graph of a non-vertical straight line is always a function, but the graph
of a function is not always a straight line.
The evaluation of the statements with regards to the graph of a function are;
The graph of non-vertical straight line is always a function, but the graph of a function is not always a straight line is true.What is a function?A function maps an input value to an output based on a definition or rule.
First part of the statement;
The graph of a non-vertical straight line has a range of values for the slope, m, of 0 ≤ m < ∞
The equation of a straight line function is of the form; y = m·x + c
Therefore;
The graph of a non-vertical straight line can be represented by the equation, y = m·x + c, where y has possible values of; -∞ < y < ∞, which indicates that as x increases or decreases, y increases (or decreases), such that each value of x maps unto only one value of y, which indicates that the graph is a function. The statement is therefore true.
Second part of the statement.
The graph of the quadratic function; y = a·x² + b·x + c has a shape of a parabola, therefore, the statement, the graph of a function is not always a straight line is true also.
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cuanto es 6 dividido por 19?
Answer:
0.3157894
Step-by-step explanation:
calculator ........................... ..... .
Answer:
0.315789474
6/19= 0.315789474
is 70 foot four string of lights will be attached to the top of 70 ft pole for Holiday display how far from the base of the pole should the end of the string of lights be anchored
Using pythagorean theorem:
\(\begin{gathered} c^2=a^2+b^2 \\ c=74ft \\ a=70ft \\ b^2=c^2-a^2 \\ b^2=576 \\ b=\sqrt[]{576} \\ b=24ft \end{gathered}\)Answer:
24ft
A straw is placed inside a rectangular box that is 5 inches by 5 inches by 8 inches, as shown. If the straw fits exactly into the box diagonally from the bottom left corner to the top right back corner, how long is the straw? Leave your answer in simplest radical form. 8 in. 5 in. 5 in.
The length of the straw fitted in the box is 10.67 inches.
What is cuboid?A cuboid is a solid three-dimensional object which has six faces that are rectangular with eight vertices, and twelve edges.
Given that, a straw is placed inside a rectangular box that is 5 inches by 5 inches by 8 inches, the straw fits exactly into the box diagonally from the bottom left corner to the top right back corner,
Diagonal of a cuboid = √ l² + w² + h²
Therefore, diagonal of the box = √ 5² + 5² + 8² = 10.67 in
Hence, The length of the straw fitted in the box is 10.67 inches.
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You have a club of fifteen people. You need to pick a president, treasurer, and secretary from the fifteen. How many different ways can you do this
Answer:
32760
Step-by-step explanation:
15!/(15-4)!=32760
Since order matters in the group of four officers we are choosing, we have to use permutations. This scenario is (15P4) because we have 15 people for 4 spots. Apply the formula for permutations.
The different ways are 32760 possible.
What are permutations?The different arrangements which can be made out of a given number of objects by taking out some or all at a time are called permutations.
We are given club of fifteen people. we need to pick a president, treasurer, and secretary from the fifteen.
This scenario is (15P4) because, we have 15 people for 4 spots.
= 15!/(15-4)!
=32760
Since the order matters in the group of four officers we are choosing, thus we have to use permutations.
The different ways are 32760 possible.
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Dean ran 2.3 fewer kilometers than Sam. If Dean ran 6.8 km, how far did Sam run?
A 2-column table with 4 rows. Column 1 is labeled Situation with entries increasing, difference, finding part of a total, sharing or grouping. Column 2 is labeled Operation with entries +, minus, times, divided by.
Select all that apply.
You know the difference in the distances the boys ran, so this is a subtraction problem.
You are finding the total distance the boys ran, so this is an addition problem.
Dean ran part of the distance Sam ran, so this is a multiplication problem.
The correct equation is s + 2.3 = 6.8.
The correct equation is s – 2.3 = 6.8.
The correct equation is 2.3s = 6.8.
Answer:
A,E
Step-by-step explanation:
Operation: Minus
To find how far Sam ran, we need to subtract 2.3 from Dean's distance of 6.8 km.
6.8 km - 2.3 km = 4.5 km
Therefore, Sam ran 4.5 km, since Dean ran 2.3 km fewer than Sam.
Answer:
a and e
Step-by-step explanation:
got it right on homework
Complete the table to show equivalent measurements in cups and
Pints
Answer: 2 to 1
26 to 13
84 to 42
Step-by-step explanation: Just multiply the 13 by 2. And divide the 84 by 2.
A genetic experiment with peas resulted in one sample of offspring that consisted of 440 green peas and 155 yellow peas.
a. Construct a 95% confidence interval to estimate of the percentage of yellow peas.
b. Based on the confidence interval, do the results of the experiment appear to contradict the expectation that 25% of the offspring peas would be yellow?
The 95 percent confidence interval is (0.20, 0.32).
a. We can construct a 95% confidence interval to estimate the percentage of yellow peas as follows:
Let p = proportion of yellow peas = 155/595 = 0.26
Sample size = n = 595
Standard error = SE = √(p × (1-p) / n) = √(0.26 × (1-0.26) / 595) = 0.03
95% confidence interval = p ± 1.96 × SE
= 0.26 ± 1.96 × 0.03
= 0.26 ± 0.06
So, the 95% confidence interval is (0.20, 0.32).
b. Yes, the results of the experiment appear to contradict the expectation that 25% of the offspring peas would be yellow, as the 95% confidence interval does not include the expected value of 0.25.
Therefore, the 95 percent confidence interval is (0.20, 0.32).
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