StartFraction 32 Over 8 EndFraction = StartFraction 28 Over x EndFraction
a.
x = 4
c.
x = 8
b.
x = 28
d.
x = 7
Answer:
d. x = 7
Step-by-step explanation:
\(\frac{32}{8} = \frac{28}{x}\)
Cross multiply, the denominator "8" is multiplied by numerator "28", while the numerator "32" is multiplied by denominator "x":
8 * 28 = 224
32 * x = 32x
\(32x = 224\)
Divide both sides by 32:
\(\frac{32}{32} = \frac{224}{32}\)
[x = 7]
Two spoiled dogs eat a total of 18 treats in a certain amount of time. How many spoiled dogs will eat 36 treats in the same amount of time, assuming each dog eats treats at the same rate?
The number of dogs ate 36 treats is 4 dogs.
What is the unitary method?The unitary method is a technique for solving a problem by first finding the value of a single unit, and then finding the necessary value by multiplying the single unit value.
Given that, two spoiled dogs eat a total of 18 treats in a certain amount of time.
Number of treats ate by each dog = 18/2
= 9 treats
Number of dogs ate 36 treats = 36/9
= 4 dogs
Therefore, the number of dogs ate 36 treats is 4 dogs.
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The table represents the number of
elective classes offered at different
middle schools. Find the mean.
# OF CLASSES 7 8
q
2 3 2
FREQUENCY
COLUMN #2
10
1
The mean number of elective classes offered at different middle schools is given as follows:
8.25 elective classes per school.
How to calculate the mean of a data-set?The mean of a data-set is given by the sum of all observations in the data-set divided by the number of observations, which is also called the cardinality of the data-set.
The data-set in this problem is given as follows:
2 schools offer 7 classes.3 schools offer 8 classes.2 schools offer 9 classes.1 school offers 10 classes.Hence the sum of the observations is given as follows:
2 x 7 + 3 x 8 + 2 x 9 + 1 x 10 = 66.
The number of observations is given as follows:
2 + 3 + 2 + 1 = 8 schools.
Hence the mean number is given as follows:
66/8 = 8.25 elective classes per school.
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What additional information would allow you to prove the quadrilateral is a parallelogram according to the minimum criteria?
Question 5 options:
A)
||
B)
≅
C)
≅
D)
∠F ≅ ∠H
The additional information would allow you to prove the quadrilateral is a parallelogram according to the minimum criteria is
EJ ≅ GJ. Option A
How to prove the statementWe need to know the properties of a parallelogram, we have;
Opposite sides are parallel.Opposite sides are congruent.Opposite angles are congruent.Same-Side interior angles (consecutive angles) are supplementary.We know that FJ ≅ JH, it's given by the marks, now if it were to happen that EJ ≅ GJ, that would mean that the diagonals on that quadrilateral are bisecting each other, and if that's so, then the quadrilateral it's indeed a parallelogram.
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The complete question:
What additional information would allow you to prove the quadrilateral is a parallelogram according to the minimum criteria?
A)
ej ≅ gj
B)
ej || gj
C)
fg || eh
D)
ef ≅ hg
Find the value of y so that the distance between the points (4.7 and 0.6) is equal to 5
Answer:
you now if you wont to find the value you can type distance calculator and see the points
Step-by-step explanation:
i’ll mark brainlest to whoever answers this! :)
Extrema interpreting functions
Answer:
In mathematics, the extrema of a function refer to the maximum and minimum values that the function can take on. These values can be local extrema, which occur within a certain range of the function, or global extrema, which are the maximum and minimum values over the entire domain of the function.
To find the extrema of a function, one can use a variety of techniques, such as taking the derivative of the function and setting it equal to zero to find the points of stationary values, or using the second derivative test to determine whether a stationary point is a local maximum or minimum.
Interpreting the extrema of a function can provide valuable information about the behavior of the function. For example, the global maximum of a function might represent the highest possible value that the function can attain, while the global minimum might represent the lowest possible value. Local extrema can also be important, as they can indicate changes in the slope or concavity of the function, which can have important implications for applications such as optimization or modeling real-world phenomena.
What will be the new position of the given point (3, 5) after translation of 2 units left and 3 units up?
Answer:5 8
Step-by-step explanation:left 2 up 3
Please help, I am trying to get this question answered.
Triangle HGI and RPQ are similar triangle. Any options that do not match with the condition of similarity given below would be the required incorrect options.
What are Similar triangles?Similar triangles, are those triangles which have similar properties,i.e. angles and proportionality of sides.
Here,
Triangle HGI and RPQ
GH/RQ = GI /PQ = HI/RP
∠H = ∠R
∠G = ∠Q
∠I = ∠P
Triangle HGI and RPQ are similar triangle
Thus, Triangle HGI and RPQ are similar triangle. Any options that do not match with the condition of similarity given below would be the required incorrect options.
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The admission fee at a local zoo is $1.50for children and $7.00for adults. On a certain day, 2900 people enter the zoo and $14250.00 is collected. How many children and how many adults attended?
Let x represent the number of children that attended
Let y represent the number of adults that attended
From the information given,
If on a certain day, 2900 people entered the zoo, it means that
x + y = 2900
The admission fee at a local zoo is $1.50 for children and $7.00for adults. This means that the admission fee for x children is 1.5 * x = 1.5x and the admission fee for y adults is 7 * y = 7y
If the total amount received from 2900 people is $14250, it means that
1.5x + 7y = 14250
From the first equation, x = 2900 - y
By substituting x = 2900 - y into the second equation, we have
1.5(2900 - y) + 7y = 14250
4350 - 1.5y + 7y = 14250
- 1.5y + 7y = 14250 - 4350
5.5y = 9900
y = 990/5.5
y = 1800
x = 2900 - y = 2900 - 1800
x = 1100
Thus, 1100 children and 1800 adults attended
A cruise ship is traveling south going approximately 22 mph when it hits the Gulf
Stream flowing east at 4mph.
Show your work.
Find the resultant direction. Round to the nearest tenth.
The cruise ship's resultant velocity is approximately 22.67 mph, and its direction is approximately 10.2 degrees south of east.
To find the resultant direction, we can use vector addition. Let's represent the southward velocity of the cruise ship as vector A and the eastward velocity of the Gulf Stream as vector B.
Given:
Magnitude of vector A (southward velocity of the cruise ship) = 22 mph
Magnitude of vector B (eastward velocity of the Gulf Stream) = 4 mph
To find the resultant velocity, we add the two vectors together. Since the vectors are perpendicular to each other, we can use the Pythagorean theorem to find the magnitude of the resultant vector:
Resultant velocity = √(A^2 + B^2) = √(22^2 + 4^2) ≈ 22.67 mph
Now, to find the direction of the resultant vector, we can use trigonometry. The angle between the resultant vector and the south direction can be calculated as:
θ = arctan(B / A) = arctan(4 / 22) ≈ 10.17 degrees
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. Read the paragraph and choose a sentence that describes it best. On the way across the Aegean Sea, Caesar was kidnapped by pirates and held prisoner. He maintained an attitude of superiority throughout his captivity. The pirates demanded a ransom of 20 talents of silver, but he insisted that they ask for 50. After the ransom was paid, Caesar raised a fleet, pursued and captured the pirates, before imprisoning them. He had them crucified on his own authority, as he had promised while in captivity—a promise that the pirates had taken as a joke.
a) Caesar was a vane man who thought 20 talents is too little of a ransom
b) Caesar was very brave and kept to his word to kill the pirates
c) Pirates didn’t believe Caesar will kill them because he was their prisoner
d) The pirates didn’t kill Caesar not only because he was promised to be paid for, but because he made them respect him
The sentence that best describes the paragraph is: "The pirates didn't believe Caesar would kill them because he was their prisoner." So, the correct option is c) Pirates didn’t believe Caesar will kill them because he was their prisoner.
The paragraph recounts the events of Caesar's kidnapping by pirates while crossing the Aegean Sea. Despite being held captive, Caesar maintained an attitude of superiority. The pirates demanded a ransom of 20 talents of silver, but Caesar insisted they ask for 50. This indicates that Caesar saw himself as more valuable than the initial ransom amount suggested by the pirates.
After the ransom was paid, Caesar did not forget the pirates' actions. He raised a fleet, pursued the pirates, and captured them. The sentence implies that the pirates didn't believe Caesar would actually kill them because he was their prisoner and they likely saw his promises as mere jest.
However, Caesar, true to his word, had the pirates crucified on his own authority.
This sequence of events highlights Caesar's determination, strategic thinking, and his ability to command respect even in dire circumstances. Despite being initially taken prisoner, he managed to turn the tables on the pirates, assert his authority, and exact his revenge. So, the correct option is c) Pirates didn’t believe Caesar will kill them because he was their prisoner.
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Solve for x.
x + 14
5x - 74
x = [?]
Answer:
\(\huge \fbox \pink {A}\huge \fbox \green {n}\huge \fbox \blue {s}\huge \fbox \red {w}\huge \fbox \purple {e}\huge \fbox \orange {r}\)
x + 14 = 5x - 74 (corresponding angles are equal to each other)
\(x + 14 = 5x - 74 \\ 14 + 74 = 5x - x \\ 88 = 4x \\ \frac{88}{4} = x \\ 22 = x\)
Answer:
22
Step-by-step explanation:
Angles x + 14 and 5x - 74 are adjacent angles.
Adjacent angles are equal.
5x - 74 = x + 14
5x - x = 14 + 74
4x = 88
x = 88 / 4
x = 22
At the office supply store, a ream of paper costs $5.89 and a cartridge of ink costs $38.40. Delilah needs to buy 8 reams of paper and 6 cartridges of ink for her office. She needs to know how much money to bring, so estimate the cost of these supplies.
Answer:
Step-by-step explanation:
Delilah needs to buy 8 reams of paper which cost $5.89 each, $5.89 x 8 = $47.12
Delilah needs to buy 6 cartridges of ink which cost $38.40 each, $38.40 x 6 = $230.4
We then add $230.4 and $47.12
$230.4 + $47.12 = $277.52.
Delilah needs to bring $277.52 to cover the cost of her supplies.
What is the equation of the line that is parallel to the line defined by the equation y = 3x−7 and goes through the point (4, 2)?
Answer:
\(y-2=3(x-4)\)
Step-by-step explanation:
Pre-SolvingWe are given a line contains the point (4, 2).
We also know that the line is parallel to y= 3x - 7.
We want to write the equation of this line.
Parallel lines have the same slopes.
First, let's find the slope of y = 3x - 7.
3 is in the place of where m (the slope) is, so that means it is the slope of that line.
It is also the slope of the line whose equation we want to write.
The equation of the line can be written in three ways:
Slope-intercept form, which is y=mx+b, where m is the slope and b is the y-intercept. Standard form, which is ax+by=c, where a, b, and c are free integer coefficients. a and b cannot be 0, and a is usually non-negative as well. Point-slope form, which is \(y-y_1=m(x-x_1)\), where m is the slope and \((x_1, y_1)\) is a point.All of these ways are valid, but for this problem, let's write the equation in point-slope form, as it is the easiest.
SolvingSubstitute 3 as m in \(y-y_1=m(x-x_1)\).
\(y-y_1=3(x-x_1)\)
Now, substitute 4 as \(x_1\) and 2 as \(y_1\).
\(y-2=3(x-4)\)
Topic: parallel and perpendicular lines
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What is a factor that is less than 1?
Answer:
none
Step-by-step explanation:
Urgent Fast!!!!!!!??????
If he has 484 plants and there are as many rows as there are plants in each row, his field is a square.
The area of a square = (side)^2
In this problem,
Area = 484
side = # of rows
Let's plug our values into the formula above
484 plants = (side)^2
Take the sqrt of both sides.
22 rows = side.
Answer:
This is the answer..........
Which of the following fractions is equivalent to -84 in the least common
terms? -190
Answer:
Step-by-step explanation:
b i think if not it should be a sorry if im wrong
5. How much must be deposited now at 5% compounded semi-annually to yield an annuity payment of ₱30,000 at the beginning of each 6-month period for 6 years?
SOLUTION
Given the question in the question tab, the following are the solution steps to calculate the amount to be deposited
STEP 1: Write the formula for Future value annuity
\(FV=P\times\frac{(1+r)^n-1}{r}\)Where:
FV = present value of an ordinary annuity
P=value of each payment
r=interest rate per period
n=number of periods
STEP 2: Write the given parameters
\(\begin{gathered} FV=30000,r=5,n=12,r=\frac{5}{100}=0.05,P=? \\ n=12\text{ because }6\text{months period for 6 years will be 2}\times6=12 \end{gathered}\)STEP 3: Calculate the P
\(\begin{gathered} FV=P\times\frac{(1+r)^n-1}{r} \\ 30000=P\times\frac{(1+0.05)^{12}-1}{0.05} \\ 30000=P\times\frac{(1.05)^{12}-1}{0.05} \\ 30000=P\times\frac{(1.05)^{12}-1}{0.05} \\ 30000=P\times\frac{1.795856326^{}-1}{0.05} \\ 30000=P\times\frac{0.795856326^{}}{0.05} \\ 30000=\frac{0.795856326P^{}}{0.05} \\ By\text{ cross multiplication,} \\ 30000\times0.05=0.795856326P \\ 1500=0.795856326P \\ \frac{0.795856326P}{0.795856326}=\frac{1500}{0.795856326} \\ P=1884.762301 \\ P\approx1884.76 \end{gathered}\)Hence, the amount that must be deposited now is approximately 1884.76 to the nearest cents
A penguin starts at 15 meters above sea level and ends at 7 meters below sea level. What is the change in elevation?
Answer:
22 meters
Step-by-step explanation:
If the penguin goes from 15 meters above sea level to sea level (0 meters), they traveled 15 meters in elevation.
Then they traveled another 7 meters when going 7 meters below sea level.
15 + 7 = 22
Hope this helps :)
Let f(x) be the function 4x2 - 6x + 11. Then the quotient
f(10 + h) – f(10)
can be simplified to ah + b for:
h
a
and
b
\(f(x) = 4 {x}^{2} - 6x + 11\)
\(f(10 + h) = 4 ({10 + h})^{2} - 6(10 + h) + 11 \\ \)
\(f(10 + h) = 4(100 + 20h + {h}^{2}) - 60 - 6h + 11 \\ \)
\(f(10 + h) = 400 + 80h + 4 {h}^{2} - 60 - 6h + 11 \\ \)
\(f(10 + h) = 4{h}^{2} + 74h + 351\)
_____________________________________________
\(f(10) = 4 ({10})^{2} - 6(10) + 11\)
\(f(10) = 400 - 60 + 11\)
\(f(10) = 351\)
_____________________________________________
Thus :\( \frac{f(10 + h) - f(10)}{h} = \\ \)
\( \frac{4 {h}^{2} + 74h + 351 - (351)}{h} = \\ \)
\( \frac{4 {h}^{2} + 74h }{h} = \\ \)
\( \frac{4 {h}^{2} }{h} + \frac{74h}{h} = \\ \)
\(4h + 74\)
_____________________________________________
\(ah + b\)
\(4h + 74\)
So :
\(a = 4\)
\(b = 74\)
Find the area of the figure. (Sides meet at right angles.)
7 yd
3 yd
2 yd
4 yd
10 yd
3 yd
yd
7yd
62 square yards is the area of the figure.
What is Area?Area is the measure of a region's size on a surface and the area of a plane region or plane area refers to the area of a shape
In the given figure there are three rectangle in that two are smaller rectangles squares.
The rectangle has length of 10 yd and width of 5 yd.
Area of rectangle (Large)=10×5
=50 square yds
The side length of smaller rectangle is 3 yards and width is 2 yd
Area of rectangle (small)=3×2
6 square yds.
As there are two smaller rectangles, then area will be 2(6)=12 yards.
Now total area = 50+12
=62 square yards.
Hence, the area of the figure is 62 square yards.
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Farhan has three pieces of rope with lengths of 140cm, 168cm and 210cm. He wishes to cut all the three pieces of ropes into smaller pieces of equal length and that there is no leftover rope. (i) What is the greatest possible length of each of the smaller pieces of rope? How many smaller pieces of rope can he get altogether?
give correct answer
Answer:
The greatest possible length is 14 cm.
The total number of smaller pieces is 37.
Step-by-step explanation:
The greatest common factor of these three numbers is 14.
Total number of smaller pieces = 10+12+15 = 37
Best Regards!
A plane flies in a straight line path over city j and city k. The roads from city j to city k run 9. 4 miles south and then 15. 1 miles east. What is the measure of the angle formed by the plane's path and the road from city j to city l to the nearest tenth?.
The measure of the angle formed by the plane's path and the road from city j to city k to the nearest tenth is approximately 58.1 degrees.
To find the measure of the angle formed by the plane's path and the road from city j to city k, we can use trigonometry. Specifically, we can use the tangent function to find the angle θ, which is the angle formed by the plane's path and the horizontal line passing through city j.
First, With city j at the origin and the road to city k running 9.4 miles south and 15.1 miles east. We can then line representing the plane's path, which intersects the road at some angle θ.
Next, we can use the tangent function to find θ. Since tangent is the ratio of the opposite side (15.1 miles) to the adjacent side (9.4 miles), we can calculate:
tan(θ) = 15.1 / 9.4
Using a calculator, we can find that:
θ= tan^-1(15.1 / 9.4) ≈ 58.1 degrees
This means that the plane's path makes an angle of 58.1 degrees with the horizontal line passing through city j.
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Calculate how much money Carlos has after 4 years if he originally invested $3675 at 8.3% compounded continuously. Use Pe rt, where A is the final amount, P is the original amount deposited, r is the interest rate, and t is the number of years.
Answer:
$5122.04
Step-by-step explanation:
Continous interest formula:
\(P*e^{rt}\)=A
we have
\(3675*e^{4*.083}\\3675*1.39375284861\\5122.04171828\)
Which rounds to
5122.04
You want to install a 3 yd wide walk around a circular swimming pool. The diameter of the pool is 16 yd. What is
the area of the walk? Use 3.14 for it.
The area of the walk is approximately
pls help! a small box measures 5in. by 10 in. By 7 in height. Find the volume of the box
Answer:
350
Step-by-step explanation:
what is 3 /8 times 4/7 in simplest form
Answer:
3/14
Step-by-step explanation:
A.....
B....
C.....
D....
Answer:
C
Step-by-step explanation:
simply think about t = 0 (right at the beginning of the flight of the ball). everything in the functional expression turns to 0 except for the constant term 4.
that is the starting position or height of the ball, right when it gets hit.
so, for the height calculation this has to be added at all times to find the accurate height of the ball.
Assume that the population proportion is 0.46. Compute the standard error of the proportion, σp, for sample sizes of 500,000; 1,000,000; 5,000,000; 10,000,000; and 100,000,000. (Round your answers to five decimal places.)
Answer with explanation:
Given: The population proportion: p = 0.46
Standard error = \(\sigma_p=\sqrt{\dfrac{p(1-p)}{n}}\) , where n= sample size.
a) n= 500,000
\(\sigma_p=\sqrt{\dfrac{0.46(1-0.46)}{500000}}\)
\(=\sqrt{\frac{0.46\times 0.54}{500000}}=\sqrt{0.0000004968}\approx0.00070\)
b) n= 1,000,000
\(\sigma_p=\sqrt{\dfrac{0.46(1-0.46)}{1000000}}\)
\(=\sqrt{\frac{0.46\times 0.54}{1000000}}=\sqrt{0.0000002484}\approx0.00050\)
c) n= 5,000,000
\(\sigma_p=\sqrt{\dfrac{0.46(1-0.46)}{5000000}}\)
\(=\sqrt{\frac{0.46\times 0.54}{5000000}}=\sqrt{0.00000004968}\approx0.00022\)
d) n= 10,000,000
\(\sigma_p=\sqrt{\dfrac{0.46(1-0.46)}{10000000}}\)
\(=\sqrt{\frac{0.46\times 0.54}{10000000}}=\sqrt{0.00000002484}\approx0.00016\)
e) n= 100,000,000
\(\sigma_p=\sqrt{\dfrac{0.46(1-0.46)}{100000000}}=\sqrt{0.000000002484}\approx0.00004\)
\(=\sqrt{\frac{0.46\times 0.54}{500000}}=\sqrt{0.0000004968}\approx0.00070\)