Answer:
D. \( 4\frac{2}{5} \)
Step-by-step explanation:
Area of fabrics = 2¾ square yards
Width of fabrics = ⅝ yard
Length of fabrics = x
Area = length * width
Therefore:
2¾ = ⅝*x
Change the mixed fraction to improper fraction
\( \frac{11}{4} = \frac{5x}{8} \)
Cross multiply
\( 4*5x = 11*8 \)
\( 20x = 88 \)
Divide both sides by 20
\( \frac{20x}{20} = \frac{88}{20} \)
\( x = \frac{22}{5} \)
\( x = 4\frac{2}{5} \)
\( length = 4\frac{2}{5} \)
Please solve this with clear steps!!!!! 20 POINTS
The width of the river using the similar triangle is 43.3 metres.
How to find the width of the river?The surveyor wants to determine the width of the river . Let's use the pair of similar triangle to find the width of the river.
Therefore, two triangles are said to be similar if their corresponding angles are congruent and the corresponding sides are in proportion.
Hence, let's find the width of the river.
Therefore,
18.6 / 34.2 = AB / 79.6
cross multiply
18.6 × 79.6 = 34.2 AB
34.2 AB = 1480.56
divide both sides of the equation by 34.2
AB = 1480.56 / 34.2
AB = 43.2912280702
AB = 43.3 metres
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It takes Evelyn, traveling at 36 mph, 20 minutes longer to go a certain distance than it takes Sarah traveling at 60 mph. Find the distance
traveled.
The distance travelled by both Evelyn and Sarah is 30 miles.
Given,
The speed travelled by Evelyn = 30 mph
Time taken by Evelyn to cover a distance = 20 minutes
Speed travelled by Sarah = 60 mph
We have to find the distance travelled by both of them.
Speed = distance / time
Then,
Distance = speed x time
Lets take x as the distance.
Then,
36 × (x + 20) = 60x
36x + 720 = 60x
60x - 36x = 720
24x = 720
x = 720/24
x = 30
That is,
The distance travelled by both Evelyn and Sarah is 30 miles.
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There are 7 teachers going to the museum. There are 8 times as many students going as teachers. They will need 1 van for every 6 people.
The sentence with proper subject-verb agreement is the student as well as the teacher want to go to the museum. In this sentence, the subject is what we call a compound subject, meaning that the verb refers and agrees with more than just one singular word.
The compound subject is "student" and "teacher" and they are connected by "as well as", which functions as a coordinating conjunction would. That's why the verb should conjugate in its plural form.
Option A is incorrect because the structure inside parentheses is not related to the verb and does not influence its conjugation. Options C and D have a verb in the singular form for a compound subject - that would demand a plural conjugation.
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Any help would be appreciated.
What is that for?
??????????????????????????????????????????????????????????????????????
Create an equivalent expression for 1.4 cubed over 1.2 raised to the fourth power all raised to the power of negative six.
Answer:
Step-by-step explanationuuh soo I don’t understand this app:
Give the correct model for the situation.
Zoey earns $20 an hour babysitting plus a $5 flat rate for gas. How many hours must Zoey work to earn at least $125?
Group of answer choices
A) 20h+5≥125
B) 20h+5=125
C) 20h+5≤125
D) 20h−5=125
Answer:
A) 20h+5≥125
Step-by-step explanation:
total amount = flat rate + amount per hour * hours worked
She wants to earn at least 125
125≤ 5 + 20h
Rewriting
5 + 20h ≥ 125
Answer:
Option a. 20h+5≥125 is the correct answer
This month my metro water services bill was $36.34 and my Madison Suburban Utilty District bill was $26.03. My total water bill was $
Total water bill for the month is $62.37.
It seems that you may have accidentally left out the total amount of your water bill.
The total amount by simply adding the amounts of the individual bills together:
Total water bill =\($36.34 + $26.03\)
= \($62.37\)
You have not provided enough information to determine your total water bill.
You have only given the amounts of your individual bills from Metro Water Services and Madison Suburban Utility District.
To find your total water bill, you simply need to add the two bills together.
So, the total amount you owe for water this month would be:
Total water bill = \($36.34 + $26.03\)
= \($62.37\)
It appears that you may have forgotten to include the full amount of your water bill by accident.
Simple addition of the separate bill amounts yields the following sum:
Water bill total = \($36.34 + $26.03\)
= \($62.37\)
Your total water bill cannot be calculated because not enough information has been given.
Only the amounts of your individual Metro Water Services and Madison Suburban Utility District bills have been provided.
You just need to combine the two invoices together to get your total water bill.
As a result, this month's total water bill for you would be:
Water bill total = \($36.34 + $26.03\)
= \($62.37\)
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The weights of five different dogs are shown below. What are the minimum and maximum weights? Give your answers in kilograms (kg) Clifford 25kg
Amber 34kg
Beryl 47kg
Poppy 23kg
Toby 31kg
(please I need help right now)
Answer:
Minimum weight = 23kg
Maximum weight= 34kg
Step-by-step explanation:
Find the lowest and highest weight
Answer:
See below ↓↓
Step-by-step explanation:
Minimum weight = lowest numerical value of weight⇒ Poppy (23 kg)Maximum weight = highest numerical value of weight⇒ Beryl (47 kg)
estimate each product
180 x 586
In ΔTUV, v = 990 inches, t = 840 inches and ∠U=148°. Find the length of u, to the nearest inch.
Answer:
the answer is 1760
Step-by-step explanation:
How many distinct lines of symmetry does the image have?
The image has rotational symmetry after rotating every
Answer:
1) 6 lines of symmetry
2) 360 ÷ 6 = 60°
Find the slope of the line that passes through Point A (-2,0) and Point B (0,2) using m= rise/run
The slope is:
m = 1Work/explanation:
I am going to utilise the formula:
\(\bf{m=\dfrac{y_2-y_1}{x_2-x_1}}\)
where m equals the slope of the line.
Plug in the data:
\(\bf{m=\dfrac{2-0}{0-(-2)}}\)
\(\bf{m=\dfrac{2}{0+2}}\)
\(\bf{m=1}\)
Hence, m = 1A restaurent pays a water R18 per hour in one week he worked a shift from 12h00 to 23h00 Calculate the number of hours the water works per shift
Answer:
Number of hour work per shift = 11 hour per day
Amount paid for one shift = Rs 198
Step-by-step explanation:
Given:
Amount pay per hour = Rs 18
Shift time = 12 h to 23 h
Find;
Number of hour work per shift
Amount paid for one shift
Computation:
Number of hour work per shift = 23:00 - 12:00
Number of hour work per shift = 11 hour per day
Amount paid for one shift = Number of hour work per shift x Amount pay per hour
Amount paid for one shift = 11 x 18
Amount paid for one shift = Rs 198
Plssss help me, I’m so confusedddd! This will decide if I can go to my dream school!
Answer:
the answer is -16, hope this helps, and hope you get into your dream school!
Step-by-step explanation:
none needed
Answer:
\( - 32\)
Step-by-step explanation:
\(−1(−2)(4)(−4)\)
\(2 \times 4(−4)\)
\(8(−4)\)
\(−32\)
Hope it is helpful...In a study conducted by the US department of Health and Human Services, a sample of 546 boys aged 6-11 was weighed, and it was determined that 87 of them were overweighted. A sample of 508 girls aged 6-11 was also weighed, and 74 of them were overweighted. (a) Find a 90% confidence level for the difference of overweight proportion for aged 6 -11 between boys and girls. (b) Can you conclude that the proportion of overweight boys is higher than the proportion of girls who are overweight? i. State hypothesis. ii. Compute P-value. iii. What is your conclusion?
Answer:
a) CI = ( - 0,0087 ; 0,0355)
b) No CI contains 0 meaning that statistically the proportions could be equal
Step-by-step explanation:
Boys Sample
Size sample n₁ = 546
x₁ = 87
proportion p₁ = 87/546 p₁ = 0,159 p₁ = 15,9 %
Girls sample
Size sample n₂ = 508
x₂ = 74
proportion p₂ = 74 / 508 p₂ = 0,1456 p₂ = 14,56 %
Hypothesis test:
Null hypothesis H₀ p₁ = p₂
Alternative Hypothesis Hₐ p₁ ≠ p₂
Confidence Interval CI = 90 % significance level α = 10 %
α = 0,1 and as the alñternative hypothesis indicates is a two-tail test
then α/2 = 0,05
z(score) for 0,05 is from z table z(c) = 1,64
Confidence Interval 90 % is:
CI = [( p₁ - p₂) ± z(c) * √ p*q * ( 1/n₁ + 1 / n₂ )
p = (x₁ + x₂ ) / n₁ + n₂
p = ( 87 + 74 ) / 546 + 508
p = 0,1527 then q = 1 - 0,1527 q = 0,8473
CI = 0,0134 ± √ 0,1527*0,8473 ( 1/546 + 1 / 508 )
CI = 0,0134 ± 0,0221
CI = ( - 0,0087 ; 0,0355)
CI contains 0 meaning that difference between the groups could be 0
Therefore we can conclude that proportion on both groups are different. We can´t reject H₀
We need to calculate z(s)
z(s) = [ p₁ - p₂ ] / √ p*q * ( 1/n₁ + 1 / n₂ )
p = (x₁ + x₂ ) / n₁ + n₂
p = ( 87 + 74 ) / 546 + 508
p = 0,1527 then q = 1 - 0,1527 q = 0,8473
z(s) = [ 0,159 - 0,1456] / √ 0,1527*0,8473 ( 1/546 + 1 / 508 )
z(s) = 0,0134/ √0,1294 ( 0,0018 + 0,00196 )
z(s) = 0,0134/ √0,1294 ( 0,0038)
z(s) = 0,0134/ 0,0221
z(s) = 0,61
p-value for z(s) = 0,61 p-value = 0,7291
p-value > 0,05
As p-value is bigger than 0,05 we have to accept H₀. We don´t have enough evidence to claim any difference between the two groups
A Labrador retriever weighs 50kg. After a diet and exercise program the dog weighs 41kg. What is the percentage loss in weight.
inital weight = 50 kg
Final weight = 41 kg
loss = 50 - 41 = 9 kg
\(\begin{gathered} \text{percentage loss=}\frac{9}{50}\times100 \\ \text{percentage loss=}\frac{900}{50} \\ \text{percentage loss = }18\text{\%} \end{gathered}\)What is the value of k in the equation k/3-5=34
Answer: What is the value of k in the equation k/3-5=34
Step-by-step explanation: Solution for k/3-5=34 equation: k in (-oo:+oo) k/3-5 = 34 // - 34 k/3-34-5 = 0 1/3*k-39 = 0 // + 39 1/3*k = 39 // : 1/3 k = 39/1/3 k = 117 k = 117
Answer:
k = 117
Step-by-step explanation:
I was just learning this in class...
So basically you need to get the variable k by itself so you add 5 to -5 in the equation and leave k/3 alone and then you add 5 to the other side of the equation also so you add 34+5 and you get 37 so you get k/3=37 and now you multiply 3 by 3 to cancel it out and then you once again do it on the other side of the equation 37 x 3=117 soo that leads you too k=117 YAYYY!!
Main Street and Washington Avenue meet at a right angle. A large park begins at this corner. Joe's school lies at the opposite corner of the park. Usually, Joe walks 3.6 miles along Main Street and then 1.5 miles up Washington Avenue to get to school. Today he walked in a straight path across the park and returned home along the same path. What is the difference in distance between the two round trips?
Complete the explanation and enter your answers rounded to the nearest tenth of a mile.
The difference in distance between the two round trips 2.4 miles.
The length of the line segment connecting the two sites is used to measure distance between them. The shortest line segment between a point and a line will have a length equal to the distance between them.
The x-coordinate, often known as the abscissa, is a point's separation from the y-axis.
Now, total joe walked the distance is
\(\sqrt{3.6^{2}+1.5^{2} }\)=3.9 miles
and on the daily basis he usually walks
3.6+1.5=5.1 miles
So, the difference in the distance in first trip
5.1-3.9=1.2 miles
and thus the difference in the distance in two round trips will be
1.2×2=2.4 miles.
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what did I do wrong?
Answer:
Your vertical has 2 answers, -3 and 5.
There is no horizontal because the lines connect at the origin
calculate the area of a triangle
Answer:
Area of triangle formula is ;
\( \frac{1}{2} bh\)
PLEASE HELPPPPPPPP I WILL DO ANYTHING
The coordinates of the initial and terminal points on the vectors \(\vec{a}\) and \(\vec{b}\) on the graph indicates;
A) The vector \(\vec{a}\) is; (-2, -2)
B) The vector \(\vec{b}\) is; (5, -5)
C) -3·a + 2·b = (16, -4)
D) a·b = 0
What are vectors?A vector is a quantity that has magnitude and direction.
A) The vector component form of the vector a \(\vec{a}\) is found from the difference between the coordinates of the starting and terminal points as follows;
(-6 - (-4), 3 - 5) = (-2, -2)
B) The vector component form of the vector b \(\vec{b}\) can be found from the difference between the initial and terminal points as follows;
\(\vec{b}\) = (6 - 1, (-6 - (-1)) = (5, -5)
C) The vector -3·a + 2·b can be found by finding the relative component of each vector as follows;
The components of the vector a is; -3 × (-2, -2) = (6, 6)
The components of the vector b is; 2 × (5, -5) = (10, -10)
Therefore; -3·a + 2·b = -3 × (-2, -2) + 2 × (5, -5) = (6, 6) + (10, -10)
(6, 6) + (10, -10) = (16, -4)
D) The dot product of the two vectors can be found from the multiplication of the corresponding product of the two vectors, which can be found as follows; a·b = (-2 × 5, -2 × -5) = -10 + 10 = 0
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How many solutions does this system of equations have y = -1/3x + 7. y = -2x^3 + 5x^2 + x - 2
The system of equations has one solution.
How many solutions does this system has?To check this, we can graph the two equations of the system:
y = (-1/3)x + 7
y = -2x³ + 5x² + x - 2
On the same coordinate axis, and check how many times do the graphs intercept.
The graph can be seen in the image at the end, there you can see that there is only one intecept point. Thus, the system of equations has only one solution.
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- Higher Order Thinking A sporting goods store manager was selling
a kayak set for a certain price. The manager offered the markdowns
shown on the right, making the one-day sale price of the kayak set $328.
Find the original selling price of the kayak set.
KANN &
SET
10%
OFF
TRRAY
EXTRA
30%
OFF
The original selling price of the kayak set, given the discounts, would be $ 520. 63
How to find the original selling price ?The kayak is being sold such that a discount was offered of 10 % and then an additional discount was offered for 30 %.
The first step to the original price is:
= 328 / ( 1 - 30 %)
= 328 / 0. 70
= $ 468. 57
Then, the original price, would then account for the original discount of 10 % to become:
= 468. 57 / ( 1 - 10 %)
= 468. 57 / 0. 90
= $ 520. 63
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Solve for x.
x+6= √2x+29 +9
The solution to the equation is x = 10 or x = -2.
What is an equation?An equation refers to a mathematical expression showing that two expressions are equal.
It must have variables (e.g. a, c, x, y), constants (like 1, 13, 50, etc), and mathematical operations (like +, -, *, /).
To solve for x, we shall start with the given equation:
x + 6 = √(2x + 29) + 9
Subtract 9 from both sides:
x - 3 = √(2x + 29)
Square both sides:
\((x - 3)^2\) = 2x + 29
Expand the left side:
\(x^2\) - 6x + 9 = 2x + 29
We then subtract 2x and 9 from both sides:
\(x^2\) - 8x - 20 = 0
Next, actor the quadratic equation:
(x - 10)(x + 2) = 0
Therefore, the equation x = 10 or x = -2
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Amiya Kettey
Reflection of a Point
Oct 01, 11:38:14 PM
Watch help video
What is the image of (0, -6) after a reflection over the line y = 2?
Submit Answer
Answer:
(0,10)
Step-by-step explanation:
Answer:
(0,10)
Step-by-step explanation:
See picture
HELP PLS, 22 POINTS.
Given: 2x+1/3=1
Prove: x = 1
Solve to correctly complete the proof.
2x+13=1 = Given
2x+1=3 =
2x = 2 =
x = 1 =
Answer:
2x+13=1, Given.
2x+1=3, multiplied both sides by 3.
2x=2, subtracted 1 from both sides.
x=1, divided both sides by 2.
NOTE: Your school may use special names for all of those proofs. If so, I don't know what they are. Sorry.
Step-by-step explanation:
For the first non-given statement, everything is over 3. A simple law of fractions is that the top number/s is being divided by the bottom, so all we need to do to reverse it is multiply it all by 3. This includes the other side.
For the second, it begins to get much easier as we've past the hardest step. Subtracting 1 from both sides gets us 2x = 2.
For the third, it is again easier. All that's left is to divide by 2 because that's what x is being multiplied by. After we do that, x turns out to be 1.
a - 15 = 22
———
83 = y - 17
could someone please give me the step-by-step answer for these?
I’m really confused
Answer:
a = 37 y = 100
Step-by-step explanation:
Think of the inverse operation of addition which is subtraction. Then you can guess and check and see what fits where. The letters are just placeholders so I took the given number and added it to the answer to get the answers for the blanks.
Cheers!
PLEASE HELP?
In a bad news message, the reasons for the decision
A: should be long and roundabout to cushion the negative aspects.
B: are so obvious that you don't need to mention them.
C: come directly after the buffer and follow naturally from it.
D: should be glossed over quickly.
The box plot below represents some data set. What percentage of the data values are between 110 and 170?
The percentage of the data values are between 110 and 170 = 37.5%
We know that in the box plot, the first quartile is nothing but 25% from smallest to largest of data values.
The second quartile is nothing but between 25.1% and 50% (i.e., till median)
The third quartile: 51% to 75% (above the median)
And the fourth quartile: 25% of largest numbers.
In the attached box plot, we can observe that between two numbers on the number line there are 5 equal parts.
So, each unit length measures 10 units.
Also, the median of the data = 110
We need to find the percentage of the data values are between 110 and 170.
i.e., the percentage of the data values are in the third quartile.
The range of this box plot is: 190 - 30 = 160
The data values are between 110 and 170 = 60
Using percentage formula,
P = (60/160) × 100
P = 37.5%
This is the required percentage.
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Find the complete question below.
Which of the following equations is 2x + 3y = 6 written in slope-intercept form.
oy--(2/3)x + 6
y=-2/3)x+ 2
y=-(3/2)x+ 2
Answer: \(y=\frac{-2}{3}x+2\)
Step-by-step explanation:
In slope-intercept form y is isolated
So Let's solve for y.
\(2x+3y=6\)
Step 1: Add -2x to both sides.
\(2x+3y+-2x=6+-2x\\3y=-2x+6\)
Step 2: Divide both sides by 3.
\(\frac{3y}{3} =\frac{-2x+6}{3} \\y=\frac{-2}{3}x+2\)