Answer:
133
Step-by-step explanation:
76/4=19
19*7=133
Answer:
209 employees
Step-by-step explanation:
Ratio men : women = 4 : 7
There are 76 men working for the company. We will do this.
number of men working/ratio of men
76/4 = 19
(number of men working/ratio of men) ratio of women = number of women working for the company.
(76/4) x 7 = 19 x 7 = 133
76 + 133 = 209
There are 209 employees.
Which angles are complementary to each other?
5
25 and 23
25 and 24
21 and 22
21 and 24
(-5x+4) + -1 (x - 1)
Answer:
-6x+5Step-by-step explanation:
I assume you want to simplify this expression.
First take away the parenthesis.
-5x+4+-1x+1
Now combine like terms.
-5x+-1x=-5x-1x=-6x.
4+1=5
So -6x+5 is your answer.
Find the missing lengths of the sides
Answer:
I believe the answer is the second one, please let me know if I am wrong.
y= -2/5x+1 is that Direct or inverse or Neither
Answer:
Inverse
Step-by-step explanation:
julia help the teacher clean the tables in the classroom she notices that 1/4 of the tables are blue and 3/4 of the table are red. there are 8 tables in all how many are red?
The fraction illustrates that there are 6 red tables.
How to calculate the fraction?Fron the information, Julia helps the teacher clean the tables in the classroom she notices that 1/4 of the tables are blue and 3/4 of the table are red.
Therefore, the numbers that are red will be:
= Fraction of red × Total number
= 3/4 × 8
= 6
Therefore there are 6 red tables.
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Which rectangle represents dilation by a scale factor of 2 from the rectangle's center?
Answer:
it’s D
Step-by-step explanation:
I took the test
Please Help and Thanks.
Jack is looking to buy a soda at the store. He notices that a 20oz bottle of soda costs $1.20 and a 12 oz can of soda costs $0.85. He wants to get the best deal for his money. Find the unit rates to compare which deal is better per ounce.
Answer:
Step-by-step explanation:
case 1
cost of 20oz bottle of soda = $1.20
dividing both side by 20
cost of 20/20 oz bottle of soda = $1.20/20
cost of 1oz bottle of soda = $0.06
__________________________________________
Case 2
cost of 12oz bottle of soda = $0.85
dividing both side by 12
cost of 20/20 oz bottle of soda = $0.85/12
cost of 1oz bottle of soda = $0.07
Based on above calculation, we can see that first deal 20oz bottle of soda at costs $1.20 is better deal as per unit cost is $0.06 which is less than 12 oz can of soda costs $0.85 which is equivalent to $0.07 per unit cost
The cross-section of this prism is a square with side length 4 m. What is the surface area of the prism?
(photo attached below.)
The final answer for the surface area of the prism is 32 m^2 + 16h m^2.
To find the surface area of the prism, we need to calculate the area of each face and sum them up.
The prism has two identical square faces and four rectangular faces. The square face has a side length of 4 m. The area of one square face is given by:
Area of square face = side length^2 = 4^2 = 16 m^2
Since there are two square faces, the total area of the square faces is:
Total area of square faces = \(2 * 16 = 32 m^2\)
The rectangular faces have a length equal to the side length of the square face (4 m) and a width equal to the height of the prism. Let's assume the height of the prism is h. The area of one rectangular face is given by:
Area of rectangular face = length * width = \(4 * h = 4h m^2\)
Since there are four rectangular faces, the total area of the rectangular faces is:
Total area of rectangular faces = \(4 * 4h = 16h m^2\)
Therefore, the surface area of the prism is the sum of the areas of the square and rectangular faces:
Surface area of prism = Total area of square faces + Total area of rectangular faces
= \(32 m^2 + 16h m^2\)
= \(32 m^2 + 16h m^2\)
The answer for the surface area of the prism is 32 m^2 + 16h m^2.
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PLEASEEEEEEEEEEEEE HELPPPP
The total area of the regions between the curves is 4.5 square units
The graph is attached
Calculating the total area of the regions between the curvesFrom the question, we have the following parameters that can be used in our computation:
y = x² - 6x + 9 and y = x - 1
With the use of graphs, the curves intersect at
x = 2 and x = 5
So, the area of the regions between the curves is
Area = ∫x² - 6x + 9 - x + 1
This gives
Area = ∫x² - 7x + 10
Integrate
Area = x³/3 - 7x²/2 + 10x
Recall that x = 2 and x = 5
So, we have
Area = [2³/3 - 7(2)²/2 + 10(2)] - [5³/3 - 7(5)²/2 + 10(5)]
Evaluate
Area = 4.5
Hence, the total area of the regions between the curves is 4.5 square units
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please solve ill mark first answer brainliest
below are statements that can be used to prove that the triangles are similar. On a coordinate plane, right triangles A B C and Z Y X are shown. 1. StartFraction A B Over Z Y EndFraction = StartFraction B C Over Y X EndFraction = 2 2. ∠B and ∠Y are right angles. 3.? 4.? Which two statements are missing in steps 3 and 4? ∠X ≅ ∠C △ABC ~ △ZYX by the SAS similarity theorem. ∠B ≅ ∠Y △ABC ~ △ZYX by the SAS similarity theorem. StartFraction A C Over X Y EndFraction = 2 △ABC ~ △ZYX by the SSS similarity theorem. StartFraction Z X Over A C EndFraction = 2 △ABC ~ △ZYX by the SSS similarity theorem.
Answer: Is this a geometry question?
Step-by-step explanation:
Answer: B
Step-by-step explanation: 100 % on test
What is the output of the function: f(x)=2x+5, if the input is 3?
Answer:
2*3+5=11
Step-by-step explanation:
Answer:
\(\boxed {\boxed {\sf 11}}\)
Step-by-step explanation:
We are given the following function and asked to find the output if the input is 3.
\(f(x)= 2x+5\)
The input is what is plugged into the function and its variable is x. The output is the result of plugging in the input and its variable is y.
Substitute 3 in for x,
\(f(3)= 2(3)+5\)
Solve according to PEMDAS: Parentheses, Exponents, Multiplication, Division, Addition, Subtraction. Multiply 2 and 3.
\(f(3)= 6+5\)
Add.
\(f(3)= 11\)
If the input is 3, then the output is 11.
A modified roulette wheel has 36 slots. One slot is 0, another is 00, and the others are numbered 1 through 34, respectively. You are placing a bet that the outcome is an even number. (In roulette, 0 and 00 are neither odd nor even.) a. What is your probability of winning?
Answer:
\(P(win) = 0.4722\)
Step-by-step explanation:
Given
\(n = 36\) --- slots
\(Even = 17\) i.e. even numbers between 1 and 34 (inclusive)
Required
\(P(win)\)
The probabiity of winning is the number of even numbers divided by the total slot;
i.e.
\(P(win) = \frac{Even}{n}\)
So, we have:
\(P(win) = \frac{17}{36}\)
\(P(win) = 0.4722\)
Explain your answer to the question in the picture with steps please, thank you.
Part (a)
Answer: Constant of proportionality = 5/8
Reason:
The general template equation is y = kx where k is the constant of proportionality. It is the slope of the line.
The direct proportion line must pass through the origin. In other words, the y intercept must be zero.
=====================================
Part (b)
Answer: Not Proportional
Reason:
The y intercept isn't zero.
Plug x = 0 into the equation to find y = 1 is the y intercept. This graph does not pass through the origin.
Rachel has 79 books in her collection. The average size
of each book is shown below. She wants to buy shelves
for her book collection. Each shelf is 34.5 inches wide
and costs $12.95. How much will it cost Rachel to shelve
her book collection? Explain how you found your
answer.
1.5 in.
9.2 in.
6 in.
The amount it would cost Rachel to shelve her book collection is $51.80.
What is the cost ?The first step is to determine the total width of the 79 books in the collection.
Total width = width of one book x total number of books
Total width = 1.5 x 79
Total width = 118.50 inches
The second step is to calculate the number of shelves that would be needed for the book collection.
Number of shelves that would be needed = total width of the collection / width of one shelf
Number of shelves that would be needed = 118.50 / 34.50
Number of shelves that would be needed = 3.4 ≈ 4
Total cost to shelve the book collection = cost of one shelf x total number of shelves needed
Total cost to shelve the book collection = 4 x $12.95 = $51.80
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Varia is studying abroad in Europe. She is required pay $3,500 (in US dollars) per year to the university; however, she must pay in euros. How many euros can Varia expect to pay per month to the university?
Answer: 247.92 euros
Step-by-step explanation:
Given, Varia is required pay $3,500 (in US dollars) per year to the university.
If she must pay in euros , then we convert $3,500 into euros.
Current rate : 1 US dollar = 0.85 euro
Then, $3,500 = ( 0.85 x 3500) euros
= 2975 euros
She can expect 2975 euros to pay per year.
Also, \(2975\div 12\approx247.92\) [ 1 years = 12 months]
Hence, She can expect 247.92 euros to pay per month to the university.
B. What is each piece measurement if the angle is cut into 9 equal
lengths? Kerf width is 0.125.
Each piece Measurement of an angle of 120 degrees cut into nine equal lengths with a kerf width of 0.125 would be 14.4583 degrees.
When a particular angle is cut into nine equal parts, the measure of each piece needs to be calculated.
Therefore, it is essential to first calculate the total angle measure and then divide it by the number of parts into which it is being cut.
What is an Angle?
An angle is a geometrical shape that consists of two rays sharing a common endpoint. The common endpoint is known as the vertex, and the two rays are known as the arms of the angle. An angle can be measured in degrees, radians, or gradians. Degrees are the most commonly used unit of measuring angles.How to Calculate Each Piece Measurement of an Angle if Cut into 9 Equal Lengths
To determine each piece measurement of an angle if cut into nine equal lengths, we will need to carry out the following steps:
Step 1: Calculate the total angle measure Suppose the angle being cut into nine equal lengths is an obtuse angle measuring 120 degrees. In that case, the total angle measure will be 120 degrees.
Step 2: Divide the total angle measure by the number of parts into which it is being cut.120 degrees ÷ 9 = 13.3333 degrees
Step 3: Add the kerf width to the piece measurements.0.125 x 9 = 1.125 degrees13.3333 + 1.125 = 14.4583 degrees
Therefore, each piece measurement of an angle of 120 degrees cut into nine equal lengths with a kerf width of 0.125 would be 14.4583 degrees.
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4. Given: BAC = BCA
CD bisects BCA
AE bisects BAC
Prove: ADC = CEA
help!!
Answer:
Given. 2. A bisector cuts a segment into 2. ≅ parts. 3. Intersecting lines form vertical ∠. 4. ... 3. ∠ABC = ∠ADC Angle. 4. ∆ABC ≅ ∆ADC. Reasons. 1. Given. 2. Given ... AE ≅ DF. AB ≅ CD. Prove: EC ≅ FB. Statement. 1. ∠A and ∠D are a rt ∠ ... CD bisects ∠BCA ... ∠ECA ≅ ½∠BAC and ... Given: CEA ≅ CDB, ∆ABC.
Step-by-step explanation:
A motorbike travels at a constant speed along a flat road. Three horizontal forces act on the
motorbike. Two of them are shown in the diagram given below.
What is the size and direction of the third force?
The third force is 1600 N backwards. third force is the frictional force between the motorbike's tires and the road. It is pointing backwards, and its magnitude is equal to the difference between the two forces shown in the diagram.
The motorbike is traveling at a constant speed, so the net force acting on it is zero. This means that the third force must be equal in magnitude to the sum of the other two forces, but opposite in direction.
The two forces shown in the diagram are 2800 N forwards and 1200 N backwards. Therefore, the magnitude of the frictional force is 2800 N - 1200 N = 1600 N.
The direction of the frictional force is backwards, because it is opposing the motion of the motorbike. Therefore, the third force is 1600 N backwards.
Here is a breakdown of the steps involved in solving for the third force:
We are given that the motorbike is traveling at a constant speed.
This means that the net force acting on the motorbike is zero.
We are given the magnitudes of two of the forces acting on the motorbike.
The third force must be equal in magnitude to the sum of the other two forces, but opposite in direction.
Therefore, the magnitude of the frictional force is 2800 N - 1200 N = 1600 N.
The direction of the frictional force is backwards, because it is opposing the motion of the motorbike.
Therefore, the third force is 1600 N backwards.
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There are 60 fish in a gigantic tank at the New England Aquarium. 18 of them are sharks. What percent of the fish are sharks?
Answer:
30% of the fish are sharks
Step-by-step explanation:
18/60 = 0.3
0.3 * 100 = 30%
Answer: 30 per cent
Step-by-step explanation: 18 ·100 % /60 =30%
7 7/8 - 3 1/4 =? What’s the answer
Answer:
4 5/8
Step-by-step explanation:
7 7/8= 63/8
3 1/4= 13/4= 26/8
63/8 - 26/8= 37/8
37/8= 4 5/8
pls help me with this i ready question pls hurry
Answer:
100:2 =200:x
200*2/100=4
Step-by-step explanation:
4 weeksIsha wants to paint her attic It takes 1 gallon of paint to paint 1 square foot of the surface How many gallons of paint does Isha need to paint the watch in the attic shown below? 8 feet 15 feet 5 feet and 6 feet
Answer:
thanks for the points my g
Step-by-step explanation:
In 2022, a random sample of UGA students found that they slept an average of 7.43 hours per night. The margin of error for a 90% confidence interval was reported as 1.32 hours.
(a) What is the lower limit of this 90% confidence interval?
lower limit = (2 decimal places)
(b) If 500 random samples like this were selected, and a 90% confidence interval was constructed using each sample, approximately how many of these confidence intervals would contain the population mean?
(whole number)
Step-by-step explanation:
(a) The lower limit of the 90% confidence interval can be calculated using the formula:
lower limit = sample mean - margin of error
Plugging in the given values, we have:
lower limit = 7.43 - 1.32
lower limit = 6.11 (rounded to 2 decimal places)
Therefore, the lower limit of the 90% confidence interval is approximately 6.11 hours per night.
(b) If 500 random samples like this were selected, and a 90% confidence interval was constructed using each sample, the expected number of intervals that would contain the population mean can be approximated using the margin of error as a guide.
Since the margin of error is 1.32 hours, we can expect roughly 90% of the confidence intervals to contain the true population mean. Therefore, out of 500 samples, we would expect approximately:
500 * 0.9 = 450
So, approximately 450 of these confidence intervals would contain the population mean.
This is my last question.
Answer:
NOM and POR
(so so sorry if it's wrong, I tried my best to help you but I had to look up an image of a angle like that but i hope you have a wonderful day, sorry again if i am wrong, i hope i help in a way, in i did not, sorry)
In a certain Algebra 2 class of 23 students, 11 of them play basketball and 13 of them
play baseball. There are 8 students who play neither sport. What is the probability
that a student chosen randomly from the class plays both basketball and baseball?
The probability that a student chosen randomly from the class plays both basketball and baseball is 39%.
What is probability?
The area of mathematics known as probability deals with numerical descriptions of how likely it is for an event to happen or for a proposition to be true. A number between 0 and 1 is the probability of an event, where, roughly speaking, 0 denotes the event's impossibility and 1 denotes its certainty.
Given:
In a certain Algebra 2 class of 23 students, 11 of them play basketball and 13 of them play baseball.
There are 8 students who play neither sport.
Either (or both) sports = (23 - 8) = 15 students play
Both = [11 basketball and 13 baseball) - 15] = 9 must play both
Probability=9/23
Probability=0.39 or 39%
Hence, the probability that a student chosen randomly from the class plays both basketball and baseball is 39%.
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The table shows transactions in a checking account.
January
-38.50
126.30
429.40
-265.00
February
250.00
-135.20
35.50
-62.30
March
-14.00
99.90
-82.70
-1.50
April
-86.80
-570.00
100.00
-280.10
a) Find the total of the transactions for each month.
January
February
March
April
b) Find the mean total for the four months.
Step-by-step explanation:
a) Jan = 252.20
Feb = 88
Mar = -198.10
Apr = -836.90
b) 173.70
I got the mean by adding all the totals together and dividing it by 4 bcors there's 4 months.
Please help ASAP!!
What is the sum of the square root of 676 and square of 24
Step-by-step explanation:
square root of 676 is equal to 26
square of 24 is equal to 576
576+26 = 602
Step-by-step explanation:
\( \sqrt{676 } = 26\)
\( {24}^{2} = 576\)
576+26=602
What is the equation of the line that is parallel to the line 5x + 2y = 12 and passes through the point (-2, 4)?
O y=-5/2x-1
O y=-5/2x+5
O y=2/5x-1
O y=2/5x+5
Asha has 5 more 40¢ stamps than 30¢ stamps. The total value of her
40¢ stamps is $5.20 more than that of her 30¢ stamps. How many of the
40¢ stamps does Asha have?
Answer:
37?
Step-by-step explanation: