$1,200
Step-by-step explanation:
10 × 24 = 240
240 × 5 = 1,200
I think this is right I have no clue though
Answer:
$340
Step-by-step explanation:
10 + 10 + 24 + 24 = 68 feet. Since fencing is $5/foot, multiply the perimeter by the cost.
Since 68 x 5 = 340, the fencing will cost $340.
write 63 as a product of prime factors, write the factors in acceding order
Answer:
to Write 63 as a product of prime factors, write the factors in ascending order
63 is a composite number. 63 = 1 x 63, 3 x 21, or 7 x 9. Factors of 63: 1, 3, 7, 9, 21, 63. Prime factorization: 63 = 3 x 3 x 7
Step-by-step explanation:
Jamal is 12 years older than twice Stephanie’s age. The sum of their ages is 45. A. If Stephanie’s age is represented by x, write an expression for Jamal’s age in terms of Stephanie’s age. _________________________ B. Write an equation that you can use to find the ages of both Stephanie and Jamal. Solution: ________________ D. Stephanie’s age: ___________ Jamal’s age: PLEASE PLEASE HELPPPP IMPORTANNNTTTT
Answer:
Jamal's age = 2×x+12= 2x+12
sum og ages = 45
2x+12+x= 45
=3x+12=45
=45-12= 3x
= 32=3x
x= 32/3= 10.67
2x+13 =21.34+12= 33.34
hope.ot helps
plz mark as brainliest
Determine if the statements below are true or Ialseยท ari explain your reasoning. (a) If a fair coin is tossed many times and the last eight tosses are all heads, then the chance that the next toss will be heads is somewhat less than 50%. cards are mutually exclusive events events (b) Drawing a face card (jack, queen, or king) and rawing a red card from a full deck of playing
(a) This statement is false. The probability of getting heads or tails on a fair coin is always 50%, regardless of previous outcomes.
(b) This statement is true. Drawing a face card and drawing a red card from a full deck of playing cards are mutually exclusive events.
(a) The statement is false. The outcome of each coin toss is independent of the previous tosses. Therefore, the chance of getting heads on the next toss is still 50%, regardless of the outcome of the previous eight tosses.
(b) The events of drawing a face card and drawing a red card are not mutually exclusive events. There are 12 face cards in a deck of playing cards, and 6 of them are red (2 jacks, 2 queens, and 2 kings). Therefore, the probability of drawing a face card and a red card from a full deck of playing cards is:
P(face card and red card) = P(face card) x P(red card|face card)
P(face card and red card) = (12/52) x (6/12)
P(face card and red card) = 3/52 or about 5.77%
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Plsssssssss helpppppp :(
Answer:
light blue the second
Step-by-step explanation:
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What is the volume of the cone?
4.8 ft
3.4 ft
A 58.107 ft³
B 29.053 ft³
c 174.321 ft³
D 116.214 ft³
The volume of the cone is approximately 58.107 ft³.
Given:
Radius, r = 3.4 ft
Height, h = 4.8 ft
The volume of a cone can be calculated using the formula V = (1/3)πr²h, where r is the radius of the base of the cone and h is the height of the cone.
Using the given values in the formula, we can calculate the volume of the cone:
V = (1/3)π(3.4²)(4.8)
= (1/3)π(11.56)(4.8)
= (1/3)(3.1416)(55.4688)
≈ 58.107 ft³
Therefore, the volume of the cone is approximately 58.107 ft³.
The correct answer is A) 58.107 ft³.
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Martha drew a rectangular poster. . The length of the rectangle was 2/3 of a yard. The width of the rectangle was 3/4 of a yard
What was the area of Marta's rectangle?
If the length of the rectangle was 2/3 of a yard and the width of the rectangle was 3/4 of a yard, then the area of the rectangle is 1/2 or 0.5 square yard.
To find the area of Martha's rectangle, we need to multiply the length by the width.
Given that the length of the rectangle is 2/3 of a yard and the width is 3/4 of a yard, we can calculate the area as follows:
Area = Length × Width
Area = (2/3 yard) × (3/4 yard)
To simplify the calculation, we can first multiply the numerators and denominators separately:
Area = (2 × 3) / (3 × 4) yard²
Area = 6/12 yard²
Since the numerator and denominator have a common factor of 6, we can simplify further:
Area = 1/2 yard²
Therefore, the area of Martha's rectangle is 1/2 square yard.
If you prefer a decimal approximation, 1/2 yard² is equal to 0.5 square yards.
So, the area of Martha's rectangle is 1/2 or 0.5 square yard.
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If x = -28 and y = -51, what is -(x + y) + (x - y)?
Answer:
102
Step-by-step explanation:
-(x + y) + (x - y) = ⇒ opening parenthesis-x - y + x - y = ⇒ simplifying, x gets cancelled-2y = ⇒ replacing y with -51-2* (-51) =102 ⇒ answerAnalyze the diagram below and complete the instructions that follow.
Rhombus BOXY has angle measures as shown in the diagram. Find the measure of /.
A.
30°
B.
60°
C.
100°
D.
120
What is the complete factorization of the polynomial below?
O A. (x+2)(x+)(**)
OB. (x-2)(x+)(x-)
C. (x-2)(x+)(x+1)
OD. (x+2)(x+1)(x-1)
The complete factorization of the polynomial x³ + 2x² -x - 2 is equal to (x + 2)(x + 1)(x - 1)
What is an equation?
An equation is an expression that shows how numbers and variables are related to each other using mathematical operators.
A polynomial is an expression consisting of coefficients and variables forming an equation.
Given the polynomial:
x³ + 2x² -x - 2
Factorizing:
= (x + 2)(x² - 1)
= (x + 2)(x + 1)(x - 1)
The polynomial x³ + 2x² -x - 2 is equal to (x + 2)(x + 1)(x - 1)
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Chile I don’t know this
Graph of.... 3 3=0 Y axis Solve the equation oc²³²= 2xx - 3=0 graphically x-20-3=0 Let you² - 2c-3 when y=0 you can find oc OC -2-1 oc² 1 4 4 2244 O O O Scale x axis -3-3-3-3 1 2 345 T 4 9 16 25 -2 -4 -6 -8 -10 -3-3-3-3-3 5/01-310-3 10 15/12
The solution to the equation does not exist
How to determine the solution to the equationFrom the question, we have the following parameters that can be used in our computation:
2x - 3 = 0
2x - 3 = 3
Also from the question, we understand that the graph is given as
3 = 0
The above equation is false, and cannot be represented on a graph
This is so because 0 and 3 do not have the same value
Similarly, we have 2x - 3 = 0 and 2x - 3 = 3
By substitution, the equations becomes
0 = 3
Hence, the equation has no solution
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Complete question
Graph of 3=0
Solve the equation 2x - 3 = 0 and 2x - 3 = 3 graphically
Help me find the x please (image attached)
The measure of the arc is:
x = 120°
How to find the measure of arc x?The arc of a circle is the part or segment of the circumference of a circle. A straight line drawn by connecting the two ends of the arc is called chord of a circle.
Check the attached image for labeling.
y = 180° (semicircle)
The measure of inscribed angle is half the measure of its intercepted arc. That is:
30° = 1/2 * U
U = 2 * 30
U = 60°
x = 360 - U - y (sum of angles in a circle is 360°)
x = 360 - 60 - 180
x = 120°
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45 boys and 90 girls are taking Choir this year at Travis Middle School. 20% of the students enrolled have secured solos. How many students have secured solos?
Answer: 27 students
Step-by-step explanation:
First take 45 + 90 = 135 students total
20% = 0.2
Then take 135 times 0.2 = 27 students
If you have more than one quadratic predictor in your model, you can test them all at the same time using the partial F-test. True False
If you have more than one quadratic predictor in your model, you can test them all at the same time using the partial F-test. This statement is True.
What is partial F-test?
A partial F-test is used to determine whether or not there is a statistically significant difference between a regression model and some nested version of the same model.
A nested model is simply one that contains a subset of the predictor variables in the overall regression model.
Partial F-test is a statistical analysis used in multivariate linear regression to determine independent variables are to be considered when fitting a multivariate linear regression mode.
This is necessary because if too many variables are considered, then the model would be too complex. On the other hand, if too few variables are used, then we may get a very weak fit.
Hence if you have more than one quadratic predictor in your model, you can test them all at the same time using the partial F-test.
The given statement is true.
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If two-thirds of a women’s age is 42, how old is she
Answer: 63
Step-by-step explanation:
You can put this solution on YOUR website! Hi there, 2/3 = 42. Multiply 42 by 3 = 126. Divide 126 by 2 = 63. The lady's age. 63yrs old. Proof: 2/3 x 63
Answer:
63
Step-by-step explanation:
42 / 2 = 21
21 * 3 = 63
If 42 is two thirds, then one third is 21 because (2/3) / 2 = 1/3.
If 21 is one third, then the whole is 63 because (1/3) * 3 = 1.
what is the major assumption about the distribution of returns that we have to make to get to this objective function?
To arrive at the objective function, we must make the main assumption that the returns are normally distributed
What main assumption should we make?The objective function is a mathematical expression used to represent the goal of a problem in terms of one or more variables. In finance, the objective function is used to represent the goal of maximizing returns.
The distribution of returns is an important factor to consider when creating an objective function for an investment portfolio. Returns are the gains or losses an investor makes on his investments. The distribution of returns refers to the way in which these returns are distributed in the portfolio.
To arrive at the objective function, we must make the main assumption that the returns are normally distributed. A normal distribution is a bell-shaped curve that represents the distribution of data in a population. In finance, normal distributions are used to model portfolio returns because they ensure a good approximation of how returns are distributed across a wide range of investments.
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For every 7 push-ups Dulce can do, Sara can do 6. If Ducle did 28 push-ups during gym class, how many push-ups did sara do?
The number of push-ups did sara did during gym class if for every 7 push-ups Dulce can do, Sara can do 6 is 24 push ups.
How to solve ratio?Number of push ups Dulce can do : number of push ups Sara can do
Let
number of push ups Sara does = x
7 : 6 = 28 : x
7/6 = 28/x
cross product
7 × x = 28 × 6
7x = 168
divide both sides by 7
x = 168/7
x = 24
Therefore, Sara does 24 push ups during the gym class.
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Which side lengths form a right triangle? Choose all answers that apply: Choose all answers that apply: (Choice A) 5 , 6 , 3 1 5, 6 , 3 15, comma, square root of, 6, end square root, comma, square root of, 3, end square root, 1 A 5 , 6 , 3 1 5, 6 , 3 15, comma, square root of, 6, end square root, comma, square root of, 3, end square root, 1 (Choice B) 5 , 5 , 50 5 , 5 ,50square root of, 5, end square root, comma, square root of, 5, end square root, comma, 50 B 5 , 5 , 50 5 , 5 ,50square root of, 5, end square root, comma, square root of, 5, end square root, comma, 50 (Choice C) 9 , 12 , 15 9,12,159, comma, 12, comma, 15 C 9 , 12 , 15 9,12,15
Choice C, 9, 12, 15, forms a right triangle.
Did I graph this equation right?
Equation: P=125+50w
Answer:
yes
Step-by-step explanation:
You want a graph of P = 125 +50W.
Slope-intercept formThe given equation is in slope-intercept form. The independent variable is W, and the dependent variable is P.
Axes assignmentsUsually, the independent variable is graphed on the horizontal axis, which you have done.
The dependent variable is graphed on the vertical axis, which you have done.
The axes are correctly labeled and graduated.
InterceptThe "y-intercept" (P value) when the independent variable is zero is the constant in the equation, 125. You have correctly shown that on the graph.
SlopeThe slope of the line is the coefficient of the independent variable (W) in the equation. You have correctly shown that P increases by 50 when W increases by 1.
Yes, you properly graphed the equation.
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show that p is closed under union concatenation and complement
The language p is closed under union, concatenation, and complement, as the union of two languages in p, the concatenation of two languages in p, and the complement of a language in p all remain in p.
To prove that a language p is closed under union, concatenation, and complement, we need to demonstrate that the result of each operation on languages in p remains in p.
1. Union: Let L1 and L2 be two languages in p. We need to show that their union, L1 ∪ L2, is also in p. Since both L1 and L2 are in p, it means that every string in L1 and L2 satisfies the property defined by p.
By taking the union, we combine all the strings from L1 and L2, which still satisfy the same property. Therefore, L1 ∪ L2 is also in p.
2. Concatenation: Let L1 and L2 be two languages in p. We want to prove that their concatenation, L1 · L2, is in p. For every string in L1 · L2, it can be split into two parts, one from L1 and the other from L2.
Since both L1 and L2 satisfy the property defined by p, it follows that the strings in L1 · L2 also satisfy the property. Hence, L1 · L2 is in p.
3. Complement: Let L be a language in p. We need to show that its complement, ¬L (all strings not in L), is in p. Since L satisfies the property defined by p, the complement of L will consist of all strings that do not satisfy that property.
However, p is closed under complement, which means that every language in p also satisfies the property of p. Therefore, ¬L is also in p.
In conclusion, we have shown that p is closed under union, concatenation, and complement.
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To make 100g of jam you need 23g of strawberries, 51g of blackberries and the rest should be sugar.
What is the ratio of blackberries to sugar?
Give your answer in its simplest form
Answer: 51g : 26g
Step-by-step explanation:
First, we need to find out what "the rest" is, since that is sugar. We will subtract the grams of strawberries and blackberries from the total grams of sugar.
100g - 23g - 51g = 26 g
Now, the ratio asks for blackberries to sugar.
Blackberries : Sugar
51g : 26g
Lastly, it asks for the simplest form. This ratio is already in the simplest form.
51g : 26g
Ziehart Pharmaceuticals reported Net Sales of $178,000 and Cost of Goods Sold of $58,000. Candy Electronics Corp. reported Net Sales of $36,000 and Cost of Goods Sold of $26,200. 1. Calculate the gross profit percentage for both companies. (Round your answers to 1 decimal place.) Gross Profit Ziehart Pharmaceuticals Candy Electronics Corp.
To calculate the gross profit percentage, we need to use the following formula:
Gross Profit Percentage = (Gross Profit / Net Sales) * 100
For Ziehart Pharmaceuticals:
Net Sales = $178,000
Cost of Goods Sold = $58,000
Gross Profit = Net Sales - Cost of Goods Sold
Gross Profit = $178,000 - $58,000
Gross Profit = $120,000
Gross Profit Percentage for Ziehart Pharmaceuticals = (120,000 / 178,000) * 100
Gross Profit Percentage for Ziehart Pharmaceuticals ≈ 67.4%
For Candy Electronics Corp:
Net Sales = $36,000
Cost of Goods Sold = $26,200
Gross Profit = Net Sales - Cost of Goods Sold
Gross Profit = $36,000 - $26,200
Gross Profit = $9,800
Gross Profit Percentage for Candy Electronics Corp = (9,800 / 36,000) * 100
Gross Profit Percentage for Candy Electronics Corp ≈ 27.2%
Therefore, the gross profit percentage for Ziehart Pharmaceuticals is approximately 67.4%, and the gross profit percentage for Candy Electronics Corp is approximately 27.2%.
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Which of the following graphs represents a linear function?
coordinate plane with a graph drawn that passes through the points 2 comma negative 2 and 2 comma negative 1 and 2 comma 0
coordinate plane with a graph drawn that passes through the points negative 1 comma 0 and 0 comma negative 2 and 1 comma negative 4
coordinate plane with a graph that passes through the points negative 2 comma 0 and 0 comma negative 4 and 2 comma 0
coordinate plane with a graph that passes through the points negative 3 comma 0 and 0 comma negative 3 and 3 comma 0 and 0 comma 3
Answer:
think its B
Step-by-step explanation:
im doing the test
Answer:
Step-by-step explanation:
its b
Teboho has to sell a certain number of cars each month. For every car he sells over and above this number he earns 17% commission on the price of the car before VAT is added. He sold three cars on which he earned commission. The VAT included prices were R271 800,00; R316 800,00 and R99 300,00. Calculate:
1.1 The prices of the cars before VAT was added
1.2 The commission he earned on the cars.
The commission earned are R41123.17, R47931.67 and R15024.09
The prices of the cars before VAT was addedThe VAT included prices are given as:
R271 800,00; R316 800,00 and R99 300,00.
The VAT rate is 12.36%.
So, the price before VAT is calculated as:
VAT included = Price without VAT * (1 + 12.36%)
This gives
VAT included = Price without VAT * 1.1236
So, we have:
Price without VAT = VAT included/1.1236
For the three cars, we have:
Price without VAT = R271 800.00/1.1236 = R241901
Price without VAT = R316800.00 /1.1236 = R281951
Price without VAT = R99300.00/1.1236 = R88377
Hence, the prices of the cars before VAT was added are R241901, R281951 and R88377
The commission he earned on the cars.This is calculated as:
Commission = Price * 17%
So, we have:
Commission = R241901 * 17% = R41123.17
Commission = R281951 * 17% = R47931.67
Commission = R88377 * 17% = R15024.09
Hence, the commission earned are R41123.17, R47931.67 and R15024.09
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There are 1600 students in a school. 47.5% of them are male. How many are female?
Answer: 47.5% of 1600= 760 males which means 840 are females
Step-by-step explanation:
Answer:
53.5 percent.
Step-by-step explanation:
100-47.5=53.5 percent.
Do not copy mines or I will report you.
I need help!! Variables
Answer:
the correct answer is 20 .
Step-by-step explanation:
x^2 - ( x + 4 ) - y = ?
6^2 - ( 6 + 4 ) - 6 = ?
36 - ( 10 ) - 6 = ?
26 - 6 = 20
A rock is tossed from a platform and follows a parabolic path through the air. The height of the rock in metres is given by h(t) = -5t² + 12t + 14 where t is measured in seconds. a) How high is the rock off the ground when it is thrown? b) How long is the rock in the air? c) For what times is the height of the rock greater than 17 metres? d) How long is the rock above the height of 17 metres?
Given information:h(t) = -5t² + 12t + 14 where t is measured in seconds.a) How high is the rock off the ground when it is thrown?For h(0), the initial height of the rock is required.h(0) = -5(0)² + 12(0) + 14 = 14 meters.
For h(t), the rock's maximum height needs to be found to determine the time when the rock hits the ground. In order to determine the maximum height, first, we need to find the time of maximum height using the formula:
tmax = -b/2a = -12/2(-5) = 1.2s
Now, h(1.2) can be found to determine the maximum height:
h(1.2) = -5(1.2)² + 12(1.2) + 14 = 20.8 meters
Therefore, the rock is in the air for (1.2*2) 2.4 seconds.c) For what times is the height of the rock greater than 17 metres?This means h(t) > 17. Solving this inequality gives:-
5t² + 12t + 14 > 17
=> -5t² + 12t - 3 > 0
=> (-5t + 3)(t - 1) > 0
From part c, we know that the rock's height is greater than 17 metres between 0 and 0.6 seconds and after 1 second. Therefore, the time the rock is above 17 metres is the sum of these two time periods:0.6 seconds + (2 - 1) seconds = 1.6 seconds.
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6th Grade Math:
A 5-pound bag of cat food costs $11. What is the unit price of the cat food?
Answer:
The unit rate is 2.20. For a single pound of cat food it would cost $2.20
What is the slope of the line represented by the equation y= -1/2x+1/4
Answer:
-1/2
Step-by-step explanation:
The slope-intercept form of an equation is y = mx + b, where m is the slope and b is the y-intercept. This math problem is already in the slope-intercept form so we can just grab the "m" value:
y = m x + b
y = -1/2 x + 1/4
what are the ordered pairs of the solutions for this system of equations?
f(x)=x^(2)-2x+3; f(x)=-2x+12
The ordered pairs for the system of equations f(x) = x^2 -2x + 3 and f(x) = -2x + 12 are (3, 6) and (-3, 18)
What is a quadratic equation?A quadratic equation is an algebraic equation of the second degree in x. The quadratic equation in its standard form is ax2 + bx + c = 0, where a and b are the coefficients, x is the variable, and c is the constant term. The first condition for an equation to be a quadratic equation is the coefficient of x2 is a non-zero term(a ≠ 0)
f(x) = x^2 -2x +3 and f(x) = -2x + 12
which means
x^2 -2x +3 = -2x + 12
x^2 -2x +3 + 2x - 12 = 0
x^2 -9 = 0
by factorizing we have
(x-3)(x+3) = 0
x = 3 or -3
when x = 3
f(x) = -2x + 12
f(3) = -2(3) + 12 which is 6
when x = -3
f(-3) = -2(-3) + 12 which is 18
ordered pairs are (3, 6) and (-3, 18)
In conclusion, (3, 6) and (-3, 18) are the ordered pairs
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