The correct answer is C; Dependent variable.
Further explanation:
Researchers are very interested in the dependent variable. This variable is what is being tested and measured during the research in progress. In this case, it is the new energy drink.
The researchers are looking for an effect to occur while changing the independent variable of the case study. There are three main different types of variables used in research studies, they are;
IndependentDependentControlWith the athletes doing exercises after consuming the test product, they are seeing if the product does give more energy than if they hadn't of consumed the energy drink.
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The sum of three consecutive integers is 42
Answer:
The integers are 13, 14, and 15.
Step-by-step explanation:
Let the smallest one be x.
Then, the other two integers are x + 1 and x + 2.
x + x + 1 + x + 2 = 42
3x + 3 = 42
3x = 39
x = 13
x + 1 = 14
x + 2 = 15
The integers are 13, 14, and 15.
What’s the best way to serve lion meat
Final answer:
The question is best addressed by describing the behavior and characteristics of lions as carnivorous animals and the species they typically prey upon in the wild. Highlighting the lion's status as an apex predator and protected species emphasizes the importance of conservation.
Explanation:
The question posed seems to be about the dietary habits of lions, which are large carnivorous mammals known for their hunting prowess. Discussing the consumption of lion meat by humans is ethically controversial and in many regions illegal, as lions are a protected species. Instead, we can focus on the nature of lions as carnivores and their role in the ecosystem as apex predators. Lions primarily hunt and feed on a variety of herbivorous wildlife, including zebras, giraffes, pigs, antelope, and wildebeests. Hunting is a critical skill for lions, utilizing their keen sense of smell and powerful physique. The appearance of lions, including their distinctive mane, is not just for show but also serves to intimidate rivals and prey.
Lions are indeed among the largest of the big cat species and hold a historical significance across various cultures. Due to their size and nature, lions may pose a threat to humans if disturbed or threatened. It is important to remember that they are a protected species vital to the ecosystem and should be respected in their natural habitats.
Serving lion meat is illegal in many places and ethically controversial. It's important to respect wildlife conservation and choose sustainable, legal options.
Serving lion meat is fraught with ethical, legal, and conservation concerns. Lions are apex predators and vital to their ecosystems; their populations are already under significant threat due to habitat loss, human-wildlife conflict, and poaching. Consuming lion meat can exacerbate these issues by promoting illegal wildlife trade and threatening already vulnerable populations.
From a legal standpoint, many countries have strict regulations against hunting and consuming lions due to their endangered or protected status. Additionally, there are ethical considerations surrounding the killing of such majestic animals for human consumption. Lions are often viewed with awe and respect, and the idea of slaughtering them for food can be deeply unsettling for many people.
In summary, the best way to serve lion meat is not to serve it at all. Instead, it's crucial to prioritize wildlife conservation efforts and support sustainable, legal alternatives that do not harm endangered species or their habitats.
Isaac used ¼ of an ounce of nuts to make 1/16 of a pound cake. How many ounces of nuts are there per cake?
Answer:
[tex]4[/tex] ounces of nuts are there per cake.
Step-by-step explanation:
Given Isaac used [tex]\frac{1}{4}[/tex] of an ounce of nuts to make [tex]\frac{1}{16}[/tex] of a pound cake.
We need to find ounces of nuts per cake.
We can see that [tex]\frac{1}{16}[/tex] pound of the cake made by [tex]\frac{1}{4}[/tex] ounce of nuts.
We will multiply both side by [tex]16[/tex].
So, [tex]\frac{16\times 1}{16}=1[/tex] pound of cake will be made by [tex]\frac{1}{4}\times 16=4[/tex] ounces of nuts.
So, there are [tex]4[/tex] ounces of nuts there per cake.
Mr. McNeely has a wooden box in the shape of a right rectangular prism. The box measures 2
feet by 3 feet by 2.8 feet. What is the surface area of the box?
Answer:
40ft^2
Step-by-step explanation:
multiply :
2(2*3)
2(2*2.8)
2(3*2.8)
Each value in the parenthesis are the areas of 3 different sides. You then multiply by two because there is another side opposite to the side that is the same.
then add all of those up
you get 40
A doctor wants to create a graph to highlight the percentages of her patients who are various ages.
The results are below:
Under 20years old:25patients
Age 21 to 40:15patients
Age 41 to 60:23patients
Age 61 to 80:13patients
Over 80: 10 patients
Which graph is the best choice for the doctor to use to represent the data?
A. line graph
B. histogram
C. circle graph
D. box-and-whisker plot
Final answer:
A circle graph is the optimal choice for the doctor to represent the patient age percentages.
Explanation:
The best graph for the doctor to represent the percentages of her patients across different age groups is a circle graph. Circle graphs, also known as pie charts, are specifically designed to showcase proportions or percentages of a whole, making them ideal in this scenario.
Emily and Lily are reading the same copy of the same book for a summer reading assignment.
Emily has already read 16 pages. Emily reads 22 pages per day until the book is finished.
Lily has already read 24 pages. Lily reads 18 pages per day until the book is finished.
One day, the two girls notice that they are on the same page. What page number are they on when they have read the same amount of the book?
Answer:
Step-by-step explanation:
emily : 16 + 22x....with x being the number of days
Lily : 24 + 18x
16 + 22x = 24 + 18x
22x - 18x = 24 - 16
4x = 8
x = 8/4
x = 2 <==== they will be on the same page in 2 days
16 + 22x = 16 + 22(2) = 16 + 44 = 60
24 + 18x = 24 + 18(2) = 24 + 36 = 60
and they will both be on page 60 <===
They are both in page 60
Let the number of days that they used in reading till they are on the same page be represented by x.
Since Emily has already read 16 pages. Emily reads 22 pages per day until the book is finished. This can be represented as:
Emily = 16 + (22 × x) = 16 + 22x
Lily has already read 24 pages and she reads 18 pages per day until the book is finished. This can be represented as:
Lily = 24 + (18 × x) = 24 + 18x
Then, we will equate the two equations and this will be:
16 + 22x = 24 + 18x
Collect like terms
22x - 18x = 24 - 16
4x = 8
Divide both side by 4
4x/4 = 8/4
x = 2
Therefore, the number of days will be in 2 days time.
Then the page number will be gotten by choosing any of the equations and this will be:
= 16 + 22x
= 16 + 22(2)
= 16 + 44.
= 60
Also, 24 + 18x will be:
= 24 + 18(2)
= 24 + 36
= 60
They are both in page 60
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Sarah paints a straight line. The line is 13 1/2 ft long. She wants to divide the line into sections that are each 18 ft long.
How many sections will the line be divided into?
The number of sections made is [tex]\frac{3}{4}[/tex]
Solution:
Given that, Sarah paints a straight line
The line is [tex]13\frac{1}{2}[/tex] feet
She wants to divide the line into sections that are each 18 ft long
To find: Number of sections
From given,
[tex]\text{Length of line } = 13\frac{1}{2} = 13.5 \text{ feet }[/tex]
[tex]\text{Length of 1 section } = 18 \text{ feet }[/tex]
Number of sections can be found by dividing the total length of line by length of 1 section
[tex]\text{Number of sections } = \frac{\text{Total length of line}}{\text{length of 1 section}}[/tex]
Substituting the values, we get,
[tex]\text{Number of sections } = \frac{13.5}{18} = 0.75 = \frac{3}{4}[/tex]
Thus number of sections made is [tex]\frac{3}{4}[/tex]
The MAD for the fall data is 2.8 cookies. The MAD for the spring data is 2.6 cookies. Express the difference in means as a multiple of the larger MAD.
(The mean for the spring is 24 and the mean for the fall is 23.)
Answer:
1.2
sorry if its not the right problem
Step-by-step explanation:
To express the difference in means as a multiple of the larger MAD, divide the difference by the larger MAD.
Explanation:To express the difference in means as a multiple of the larger MAD, we first need to determine which MAD is larger. The MAD for the fall data is 2.8 cookies, and the MAD for the spring data is 2.6 cookies. Since the MAD for fall is larger, we will use it as the denominator in our calculation.
The difference in means is 24 - 23 = 1 cookie.
To express this difference as a multiple of the larger MAD, we divide the difference by the larger MAD:
1 / 2.8 = 0.3571
Therefore, the difference in means is approximately 0.3571 times the larger MAD.
The ratio of the angle measures in a triangle is 4:5:9. What is the measure of each angle
Answer:
40, 50, and 90
Step-by-step explanation:
You know that there are 180 degrees in a triangle, so you'd use the ratio to find each angle by setting up your equation like this: 4x+5x+9x=180
Then, simplify the equation and solve for x:
18x=180x=10Then, plug 10 into each x value to find each angle measure:
4(10)=40, 5(10)=50, 9(10)=90
Final answer:
The measures of the angles in a triangle with a ratio of 4:5:9 are 40 degrees, 50 degrees, and 90 degrees respectively, calculated by dividing 180 degrees by the sum of the ratios and then multiplying by each individual ratio.
Explanation:
The question is asking us to find the measure of each angle in a triangle when the ratio of the angle measures is given as 4:5:9. To solve this, we will use the fact that the sum of the angles in any triangle is 180 degrees.
First, let's add the ratios together (4+5+9=18) to find the total number of parts that divide the 180 degrees. Now, divide the total degrees (180) by the number of parts (18) to find the measure of one part, which is 10 degrees. Then, multiply the value of one part by the number of parts for each ratio: 4 parts, 5 parts, and 9 parts.
The measure of the first angle (4 parts) is 4 x 10 = 40 degrees, the second angle (5 parts) is 5 x 10 = 50 degrees, and the third angle (9 parts) is 9 x 10 = 90 degrees. Hence, the measures of the angles in the triangle are 40 degrees, 50 degrees, and 90 degrees respectively.
Solve V = ℓwh for w.
w = Vℓh
Answer:
w = V/(ℓh)
Step-by-step explanation:
Divide the given equation by the coefficient of w:
V/(ℓh) = ℓwh/(ℓh)
w = V/(ℓh)
I want to do this problem in product standard form (5i-3)(2i+1)
=======================================
Work Shown:
Let x = 5i-3
That allows us to go from (5i-3)(2i+1) to x(2i+1)
Distribute the x through: x*(2i) + x*(1) = 2i*x + x = 2i(x) + 1(x)
Now we replace every x in 2i(x) + 1(x) with 5i-3, and then we distribute a second time
2i(x) + 1(x) = 2i(5i-3) + 1(5i-3)
2i(x) + 1(x) = 2i(5i)+2i(-3) + 1(5i)+1(-3)
2i(x) + 1(x) = 10i^2 - 6i + 5i - 3
2i(x) + 1(x) = 10(-1) - i - 3
2i(x) + 1(x) = -10 - i - 3
2i(x) + 1(x) = -13 - i
Therefore, (5i-3)(2i+1) = -13 - i
The result is in a+bi form where a = -13 and b = -1.
------------------
An alternative method is to use the box method. This is where you set up a grid that helps you multiply out (5i-3)(2i+1)
See the diagram below.
Each of the 4 red terms in the boxes represents the result of multiplying the outer blue and green terms. Example: 5i times 2i = 10i^2 in row1, column1.
Asap
Please answer if you know it
The surface area of the prism is ______ square units. All measurements in the image below are in units. (Input whole number only.) A triangular prism is shown with 2 right triangular sides having legs 8 and 6 and hypotenuse 10. The length of the prism is 8.5
Answer:
The total surface are is 252 sq. units.
Step-by-step explanation:
The right triangular sides have legs 8 units and 6 units and hypotenuse 10 units.
So, their area will be [tex]2(\frac{1}{2} \times 8 \times 6) = 48[/tex] sq. units.
Now, the length of the prism is 8.5 units.
So, the area along the length will be = (8.5 × 6 + 8.5 × 8 + 8.5 × 10) = 204 sq. units.
Therefore, the total surface area is (48 + 204) = 252 sq. units. (Answer)
Answer:
78
Step-by-step explanation:
hope this helps fucas
Anybody know the answer?
Answer:
C.
Step-by-step explanation:
The eqn. of a circle with centre (h,k)and radius ris given by,
Please help I don’t know how to-
Answer:
y is going back by 3's x is going back one
Step-by-step explanation:
Which system of equations could be graphed to solve the equation below? log (2 x + 1) = 3 x minus 2 y 1 = 3 x, y 2 = 2 x y 1 = log (2 x + 1), y 2 = 3 x minus 2 y 1 = log 2 x + 1, y 2 = 3 x minus 2 y 1 = log (2 x + 1 + 2), y 2 = 3 x
The equations that can be graphed are;
y₁=log(2x+1) and y₂=3x-2
Step-by-step explanation:
The equation given is: log (2 x + 1) = 3x-2
The solution to this equation can be found by graphing the separate equations;
(i)y₁= log(2x+1)
(ii)y₂=3x-2
From the graph, the solution is : x= -0.4998 or x= 0.8056
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Answer:
The short answer is B.
An oral surgeon is tracking how many patients were referred to him by various local dentists. In the past year, 5 dentists made the following number of referrals:
9 patients
6 patients
6 patients
5 patients
8 patients
What was the mode of the numbers of referrals?
Answer:
The mode is 6.
Step-by-step explanation:
6 is the answer because it is the only number Twice.
Hope this helps!
We are UNIQUE!!!
. Write an equation for the line parallel to y = 7x + 11 that contains P(-5, 7).
a. x - 7 = -76y + 5)
c. y - 7 = 7(x + 5)
b. y - 7 =-7(x + 5)
O
d . y + 7 = 7(x + 5)
Equation that would have infinitely many solutions with 5x+3y=12
Answer:
15x + 9y= 36
Step-by-step explanation:
To find such an equation, it would simply have to be a multiple of the given equation. So, multiply the whole equation by any integer (to make life easy):
[tex]3(5x+3y)=3(12)[/tex]
[tex]15x+9y=36[/tex]
Use order of operation 3³ - (60 ÷ 10) + 8
How many x-intercept does the graph of y=2^2+5x+9
Answer:
there is only one x-intercept. The x-intercept is 2.6.
Step-by-step explanation:
8W - 7w + 9 - 2 combining like terms
Answer:
The answer is 1w+7
Step-by-step explanation:
you first combine 8w and -7w to get 1w then you combine 9 and -2 to get 7
Sabrina rode on a ferris wheel at the state fair. in one rotation she traveled 778.72 ft. What is the appointment radius of the Ferris wheel? use 3.14 for n
The radius of ferris wheel is 124 feet
Solution:
Given that, Sabrina rode on a ferris wheel at the state fair
In one rotation she traveled 778.72 ft
To find: Radius of ferris wheel
The distance traveled in one rotation is equal to circumference of circle
Thus circumference of circle is equal to 778.72 feet
The circumference of circle is given as:
[tex]C = 2 \pi r[/tex]
Where, "r" is the radius and [tex]\pi[/tex] is a constant equal to 3.14
Substituting, C = 778.72
[tex]778.72 = 2 \times 3.14 \times r\\\\778.72 = 6.28r\\\\r = \frac{778.72}{6.28}\\\\r = 124[/tex]
Thus radius of ferris wheel is 124 feet
How do I solve
2(x+y)^2+(x+y)-6 ????
Answer:
2x2+4xy+2y+x+y−6
Step-by-step explanation:
Hope this helps!
Please Mark Brainliest!
Complete the equation of the line through (3, -1) and (4, 7)
Answer:
y = 8x -25
Step-by-step explanation:
The two-point form of the equation of a line can be used.
y = (y2 -y1)/(x2 -x1)(x -x1) +y1
y = (7-(-1))/(4-3)(x -3) +(-1)
y = 8(x -3) -1
y = 8x -25 . . . . slope-intercept form of the equation
_____
We don't know what you're starting with, so we don't know how to "complete the equation." Perhaps the above equation is sufficient for the task.
4(7+v) help me please i am so confused
Answer:
28+4v
Step-by-step explanation:
multiply each term in parenthesis by 4.
multiply the numbers 4×7+4v
= the solution 28+4v
Answer:
V = -7 or 28 + 4V
Step-by-step explanation:
distribute the 4 to the 7 and V ---> 28 + 4v = 0
subtract 28 from both sides ---> 4V = -28
divide 4 by both sides --> V = -7
Question 8 of 10
2 Points
Dave owns a $250,000 home, for which he has a 30-year mortgage in the
amount of $1300 a month. Once he has paid off the mortgage, how much will
he have paid in interest?
O A. $209,000
O B. $211,000
O c. $241,000
O D. $218,000
SUBMIT
Answer:D:$218,000
Step-by-step explanation:he owns 1300 monthly on the 30 year mortgage
So for a year he owes
1300*12= 15600 a year
Which will multiply by 30 years
15600*30= $468000 will be all he need to paid to cover is mortgage
To know the interest the needs to pay
Subtract the total amount from the real amount of the house
$468000-$250000= $218,000
Final answer:
Dave will have paid $218,000 in interest on his $250,000 home after making $1300 monthly payments for 30 years. The interest paid is determined by subtracting the original loan amount from the total amount paid over the mortgage term.So,option D. $218,000 is correct.
Explanation:
The question asks, once Dave has paid off his mortgage, how much will he have paid in interest for a $250,000 home with a 30-year mortgage at $1300 a month. To solve this, first, we calculate the total amount paid over the 30 years, then subtract the principal to find the interest paid.
First, multiply the monthly mortgage payment by the number of months in 30 years: $1300 × (30 × 12) = $468,000.
Next, subtract the original home value (or the principal of the loan) from the total amount paid: $468,000 - $250,000 = $218,000.
Therefore, over the course of 30 years, Dave will have paid $218,000 in interest on his mortgage.
(8x+3)+3x what answer
Answer:
11x+3
Step-by-step explanation:
What is the answer to this question
Answer:
Center
Minor segment.
Step-by-step explanation:
See the attached diagram of the circle.
Here, two blanks are there and we have to fill up with the correct circle vocabulary.
The blank with an arrow can be filled up by the Center of the circle about which the circle is drawn.
And the other blank should be the Minor segment of the circle.
A chord divides the circle into two areas, major and minor segments. (Answer)
While in Brazil, Jacob exchanged some
American dollars for Brazilian currency,
Brazilian real. He was given 45 Brazilian
real for $55. What was the approximate
exchange rate for Brazilian real per
dollar?
Answer:
1:1.22 Look at explanation and picture.
Step-by-step explanation:
If Jacob was given 45 Brazilian currency items for $55 you would need to divide 55 by 45 to see how much American dollars it would take to recieve one Brazilian currency.
For one Brazilian currency you need about (fig A) american currency for 1 brazilian currency.
The exchange rate for Brazilian real per American dollar for Jacob's transaction is approximately 0.8182 real per dollar, calculated by dividing the total amount of reals received by the dollars exchanged.
Explanation:To calculate the exchange rate of Brazilian real per American dollar for Jacob's currency exchange, we divide the amount of Brazilian real he received by the amount of American dollars he exchanged. Jacob received 45 Brazilian real for $55 US dollars. The calculation to find the exchange rate is as follows:
Determine the total amount of Brazilian real received: 45 real.Determine the total amount of American dollars exchanged: $55.Divide the amount in real by the amount in dollars to find the exchange rate: 45 real / $55 = 0.8182.The exchange rate is approximately 0.8182 Brazilian real per American dollar.It is important to compare this rate with the market rates mentioned, such as 35 cents/real or the government-set rate of 30 cents/real. It can be observed that Jacob's exchange rate is different from these rates, which illustrates how actual exchange rates may vary due to different factors such as service charges or varying rates across different currency exchange venues.
HELP!!!
A metalworker has a metal alloy that is 20% copper and another alloy that is 70% copper. How many kilograms of each alloy should the metalworker combine to create 100 kg of a 50% copper alloy?
Answer:
The metalworker should use 60 kg of metal alloy that is 70% copper and 40 kg of metal alloy that is 20% copper.
Step-by-step explanation:
System of Equations
Let's call
x=amount of metal alloy that is 20% copper
y=amount of metal alloy that is 70% copper
The metalworker wants to create 100 Kg of 50% copper alloy. This gives us the first relation
x+y=100
The combination of 20% of x and 70% of y will produce 50% of the sum of both, thus
20x+70y=50(x+y)
Operating
20x+70y=50x+50y
Reducing and dividing by 10
2y=3x
The system of equations is easily solved by isolating x in the first equation
x=100-y
And replacing into the last equation
2y=3(100-y)
Operating
2y=300-3y
5y=300
y=60
Thus
x=100-60=40
The metalworker should use 60 kg of metal alloy that is 70% copper and 40 kg of metal alloy that is 20% copper.