Answer:
87km
Step-by-step explanation:
Volume is proportional to radius cubed, so radius is proportional to the cube root of volume.
Increase volume by a factor of 10^6 and radius increases by a factor of the cube root of 10^6, which is 10^(6/3) = 10^2 = 100.
100 * 0.87 km = 87 km
HELPPP ASAPPP !!!
2. Point A on the graph below represents Nate's house, and Point B represents Nate's favorite restaurant. B A If each unit on the graph represents 3/4 of a mile, how many miles does Nate live from his favorite restaurant?
Answer:
10miles I think
Step-by-step explanation:
The required distance between, Nate's house and the restaurant is 7.5 miles.
From the graph,
Consider point C on the graph, which is 6 and 8 units apart from A and B respectively.
The distance between, Nate's house and the restaurant is given as,
AB = √[AC² + BC²]
AB = √[6² + 8²]
AB = 10 units
Now 1 unit = 3/4 miles
AB = 10 * 3/4
AB = 7.5 miles
Thus, the required distance between, Nate's house and the restaurant is 7.5 miles.
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The graph of the equation x + 3y = 6 intersects the y-axis at what the point?
Answer:
It intersects the y-axis at point (0, 2).
Step-by-step explanation:
x + 3y = 6
3y = -x + 6
y = -1/3x + 2
Answer:
4. (6,0)
Step-by-step explanation:
Plug the points into the equation.
6+3(0)=6
6+0=6
6=6
phil felt strangely fearless. He watched the ocean rotating up at him and thought Theres nothing more i can do. Analyze these feelings. What is the authors purpose of including them?
Answer
The author's intention is to demonstrate the narrator's liberation in embracing destiny.
Justification:
In a short period of time, the feelings mentioned here are many. The narrator's mood is initially characterized as oddly fearless.
This leads us to believe that there is little to be afraid of, which is why it has been fearless.
But then the author uses imagery to explain the experience, and we realize that Phil is in fact drowning, and his feelings are his realization that he will not live at all.
He has little hope of survival, but he embraces his destiny and feels oddly liberated.
Can I get brainliest?
Solve the formula for the specified variable
P=N/(x-s) for x
Answer:
x = N/P + s
General Formulas and Concepts:
Pre-Algebra
Equality PropertiesStep-by-step explanation:
Step 1: Define
P = N/(x - s)
Step 2: Solve for x
Multiply both sides by (x -s): P(x - s) = NDivide P on both sides: x - s = N/PAdd s to both sides: x = N/P + sAnswer:
x = ( N / P ) + s
Step-by-step explanation:
Solve the literal equation using inverse operations.
P = N / ( x - s )
*( x - s ) *( x - s )
P( x - s ) = N
/P /P
x - s = N / P
+ s + s
x = ( N / P ) + s
If i purchase 25 candy bars priced at 3/$1.00,how much do I owe you
Every three candy bars cost a dollar.
Divide 25 by three.
$8.33
Determine the value of x.
Question 9 options:
A)
2
B)
6
C)
12
D)
12
In the given 30-60-90 triangle the value of x is calculated after rationalizing and simplifying to be equal to 2√3.
What is hypotenuse?The hypotenuse of a right triangle is the longest side that is opposite the right angle. It is the side that is opposite to the right angle and is also the side that is opposite to the 90-degree angle in the triangle.
In a right triangle, the hypotenuse is always opposite to the right angle and is also the side that connects the two legs of the triangle. The hypotenuse is also the side that has the largest length among the three sides of a right triangle.
In a 30-60-90 triangle, the ratio of the sides opposite to the angles 30 degrees, 60 degrees, and 90 degrees are x: x√3 : 2x.
Therefore, in this triangle, the length of the hypotenuse (opposite to the 90-degree angle) is 2x.
The length of the perpendicular (opposite to the 60 degree angle) is 6.
So, we have:
tan (60 degrees) = perpendicular / base
√3 = 6 / x
Multiplying both sides by x, we get:
x√3 = 6
Dividing both sides by √3, we get:
x = 6 / √3
Rationalizing the denominator by multiplying both of the numerator and denominator by √3, we receive:
x = 6√3 / 3
Simplifying further, we get:
x = 2√3
Therefore, the value of x is 2√3.
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What is the x-intercept of the line y = 2x – 10?
Hi there!
»»————- ★ ————-««
I believe your answer is:
(5,0)
»»————- ★ ————-««
Here’s why:
I have graphed the equation in a program. When graphed, the point crosses through the point (5,0). This means that (5,0) is the x-intercept. See the graph attached below.»»————- ★ ————-««
Hope this helps you. I apologize if it’s incorrect.
state the sampling method being used.
A manufacture has to check the product being made. He decides to randomly state taking items from the finished product convener belt and after he starts he samples every 15th item off the belt
The sampling method being used is given as follows:
Systematic sampling.
How are samples classified?Samples may be classified as:
A convenient sample is drawn from a conveniently available pool of options.A random sample is equivalent to placing all options into a hat and taking some of them.In a systematic sample, every kth element of the sample is taken.Cluster sampling divides population into groups, called clusters, and each element of the group is surveyed.Stratified sampling also divides the population into groups. However, an equal proportion of each group is surveyed.Hence in this problem we have a systematic sample with k = 15.
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Graph the line that contains the point (-3,1) with a slope of 2/3
Answer:
The graph of the line \(y=\frac{2}{3}x+3\) that contains the point (-3,1) with a slope of 2/3 is attached below.
Step-by-step explanation:
We know that the slop-intercept form of the equation is
\(y=mx+b\)
where m is the slope, and b is the y-intercept.
Given the slope = m = 2/3, and point (-3, 1)
\(1=\frac{2}{3}\left(-3\right)+b\)
\(-\frac{2}{3}\cdot \:3+b=1\)
\(-2+b=1\)
\(b=3\)
so the equation of line will be:
\(y=mx+b\)
\(y=\frac{2}{3}x+3\)
Also, the graph of the line \(y=\frac{2}{3}x+3\) that contains the point (-3,1) with a slope of 2/3 is attached below.
Sancho paints the new sign for his bike shop. One quart of paint covers 200 square
feet, and Sancho plans on applying three coats of paint. One quart of paint cost
$8.97. What is the square footage of his sign and ow much must Sancho spend to
paint the sign?
Slit the shape into a rectangle and two triangles:
Rectangle = 9 x 8 = 72 sq. Ft.
Triangle = 1/2 x 8 x 2.5 = 10 sq. Ft x 2 = 20 sq. Ft.
Total area = 72 + 20 = 92 sq. Ft.
3 coats x 92 = 276 sq ft worth of paint.
1 quart covers 200 so he would need to buy 2 quarts:
2 x $8.97 = $17.94 total
A barn contains 11 animals. 7 of the animals are bats and the rest are mice. An animal leaves the barn at random, and then a second animal leaves th at random. Copy and complete the tree diagram, which shows all the possible outcor What is the probability that a mouse leaves first and then a bat? Give your answer as a fraction in its simplest form.
The probability that a mouse leaves first and then a bat is given as follows:
14/55.
How to calculate a probability?The parameters that are needed to calculate a probability are listed as follows:
Number of desired outcomes in the context of a problem or experiment.Number of total outcomes in the context of a problem or experiment.Then the probability is calculated as the division of the number of desired outcomes by the number of total outcomes.
As the animal is not replaced, the probabilities for this problem are given as follows:
Mice leaves first -> 4/11.Bat leaves second: -> 7/10.Hence the probability is given as follows:
4/11 x 7/10 = 2/11 x 7/5 = 14/55.
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ONE HUNDRED POINTS PLEASE BE HONEST.
Answer:
12.207
Step-by-step explanation:
a^2 + b^2 = c^2
a and b are legs of the right triangle, c is the hypotenuse.
The hypotenuse squared is equal to the square root of (7^2 + 10^2).
The square root of 149 is around 12.207.
You cannot simplify the square root of 149 so if the question wants it in radical form just input square root of 149.
Tanya earns $13.50 per hour at her part-time job. When she works z hours,
she earns 13.50z dollars. Which of the following expression gives the
amount, in dollars, Tanya will earn if she works 3 hours?
3(13.50z)
3+13.50z
3z+13.50z
13.50(z+3)
The expression that tells how much she earns if she works for 3 hours is:
y = $13.50*3 = $40.50
Which expression gives how much she will win?Here we know that Tanya earns $13.50 per hour, so, if she works for Z hours, the amount that she earns is given by the linear equation:
y = $13.50*z
We want to see how much she earns if she works foe 3 hours, so we just need to evaluate the linear equation in z = 3, to do that, we need to replace the variable z by the number 3, we will get then:
y = $13.50*3 = $40.50
The correct expression seems to be the first one (but z should not be there).
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If Tanya earns $13.50 per hour at her part-time job, the expression that gives the amount, in dollars, that Tanya will earn if she works 3 hours, which is $40.50, is A. 3(13.50z) where z = 3 hours.
How are the total earnings determined?The total earnings are the product of the earnings per hour and the number of hours she works.
The total earnings multiply the hourly rate by the number of hours.
What is a mathematical expression?A mathematical expression combines variables, constants, numbers, values, and mathematical operands.
13.50z
Z = hours worked
For working 3 hours, the total earnings Tanya gets will be:
13.50(3) = 40.50
= $40.50
Thus, solving the mathematical expression, Tanya's total earnings for working 3 hours will be $40.50.
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solve 3cosx = 2+cosx
x= 0.
Step-by-step explanation:1. Write the expression.\(3cosx = 2+cosx\)
2. Divide both sides by 3.\(\frac{3cosx}{3} = \frac{2+cosx}{3} \\\\\frac{3cosx}{3} = \frac{2}{3} +\frac{cosx}{3} \\ \\cosx=\frac{2}{3} +\frac{cosx}{3}\)
3. Subtract \(\frac{cosx}{3}\) from both sides.\(\frac{3cosx}{3} = \frac{2+cosx}{3} \\\\\frac{3cosx}{3} = \frac{2}{3} +\frac{cosx}{3} \\ \\cosx-\frac{cosx}{3}=\frac{2}{3} +\frac{cosx}{3}-\frac{cosx}{3}\\ \\\\cosx-\frac{cosx}{3}=\frac{2}{3}\)
4. Simplify the fraction subtraction.\(\frac{3cosx}{3} -\frac{cosx}{3}=\frac{2}{3}\\ \\\frac{3cosx-cosx}{3}=\frac{2}{3}\)
5. Multiply both sides by 3.\(3*\frac{3cosx-cosx}{3}=\frac{2}{3}*3\\ \\3cosx-cosx=\frac{6}{3}\\ \\3cosx-cosx=2\)
6. Solve the subtraction.\(2cosx=2\)
7. Divide both sides by 2.\(\frac{2cosx}{2} =\frac{2}{2} \\ \\cosx=1\)
8. Take \(cos^{-1}\) from both sides.\(cos^{-1}(cosx) =cos^{-1}(1)\\ \\x=cos^{-1}(1)\\ \\x=0.\)
Consider the following set of data:
19 67 81 34 61 52 94 68 16
Round to 1 decimal for each answer if needed. If there is no mode type NONE in the answer box. If there is more than one mode, separate each value with a comma.
Mean =
Median =
Mode=
There is a sale at khols, and tennis shoes are 30% off. How much are you saving if the shoes originally cost $62
Answer: $18.6
Step-by-step explanation: If we take a look at the sale off the shoes cost which is $43.4 and look at the sale amount (30%) which is 18 dollars and 60 cents the answer is: 18.6 or $18.6 off
PLEASE HELP ASAP NO LINKS OR WILL BE REPORTED I NEED THIS LIKE RIGHT NOW PLEASE HURRY SHOW ALL OF YOUR WORK! (b) What is 1.363636... expressed as a fraction in simplest form? SHOW ALL OF YOUR WORK ( c) what is 5.152 expressed as a fraction in simplest form? SHOW ALL OF YOUR WORK
Answer:
1.3636363636...
can be expressed as
1 + 4/11
I tried out different fractions
1/11 is just 0.09090909...
4/11 is 4 times thar
1 = 11/11
so it's just 15/11
5.152
can be written as
\( \frac{5.152}{1} \)
or as
\( \frac{5152}{1000} \)
simplified with 8
\( \frac{644}{125} \)
190 is what percent of 360
Answer:
190 / 360 = 0.52777777
0.527777 x 100 = 52,78%
What are all the like terms for -5x? a:0.5. B:7.5x. C:-5. D:-x. E:2/3x.
Algebra transformation
f(x) =
f(x) =
f(x) =
f(x) =
Algebra transformation
for Graph1 f(x)=f(x)+4
for Graph2 f(x)=-f(x-4)
for Graph3 f(x)=f(x-7)
for Graph4 f(x)=f(x-2)-5
Define reflection of graphIn mathematics, the reflection of a graph is a transformation that produces a mirror image of the original graph across a specific line or point. The line or point across which the reflection occurs is called the axis of reflection.
Graph1
Transform the graph by +4 units in y direction.
f(x)=f(x)+4
Graph2
Transform the graph by +4 units in x direction.
f(x)=f(x-4)
Now take the reflection of graph about x axis
f(x)=-f(x-4)
Graph3
Transform the graph by +7 units in x direction.
f(x)=f(x-7)
Graph5
Transform the graph by -5 units in y direction.
f(x)=f(x)-5
Now Transform the graph by -2 units in x direction.
f(x)=f(x-2)-5
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Which of the following statements is true regarding that equation |x+3|-2=k?
The true statement is if k = - 1 there are solutions, but if k = - 3 there are no solutions
How to determine which statement is true regarding the equation |x+3|-2=k?
Given: |x+3|-2=k
Below are rules for solving absolute value equations:
1. If p is positive and |y| = p, then
x = p OR y = -p
(two equations are set up)
2. If p is negative and |y| = p, then
No solution
3. If p is zero and |y| = p, then
One solution
Using the rules:
|x+3|-2=k
when k = -1
|x+3|-2= -1
|x+3| = 1
Rule 1 is applicable here. Thus, there are solutions
when k = -3
|x+3|-2 = -3
|x+3| = -1
Rule 3 is applicable here. Thus, no solution
Therefore, if k = - 1 there are solutions, but if k = - 3 there are no solutions. The 2nd option is the true statement
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5y + 3 = 8y − 5 + 2y
Answer:
\( \fbox{y = 8/5 } \)
Explanation:
[to solve for y, first use the properties of equality to simplify the equation]
5y + 3 = 8y − 5 + 2y
5y + 3 = (8y + 2y) – 5
[regroup the like terms of y together: commutative property of equality ; adding in a different order will still give you the same result]
5y + 3 = 10y – 5
[combine like terms]
5y + 3 = 10y – 5
\( \: \: \: \: \: \: -3 \: \: \: \: \: \: \: \: \: \: \: -3\)
[subtract 3 from both sides in order to eliminate the constant term on the left side: subtraction property of equality]
5y = 10y – 8
–10y –10y
[subtract 10 from both sides in order to eliminate the variable term: subtraction property of equality]
-5y = -8
÷(-5) ÷(-5)
[divide both sides by -5 to cancel out the coefficient of y: division property of equality]
y = 8/5
Answer
= 8/5 hope this is fine
what is the sum of one and the product of one and a number
Answer:
the answer for this problem is 1 +×
Step-by-step explanation:
you must frame the equation with a number x
after that you have to translate the x into the equation and it can be written as
1×(1× ×)=1+×
Find the volume. Round to the nearest tenth if necessary.
Answer:
120
Step-by-step explanation:
Since you have to find volume you have to multiply all the numbers.
So, 4*5*6 = 120
Answer:
120cm2
Step-by-step explanation:
Volume= length times width times the height. So.. 6×5×4= 120cm2 (btw the 2 means squared)
Which of these is the correct ratio of strawberries to blueberries for the fruit salad?
A. 8 strawberries: 30 blueberries
B. 8 strawberries: 8 blueberries
C. 4 strawberries: 30 blueberries
D. 32 strawberries: 30 blueberries
The ratio of the strawberries to the blueberries is 32 strawberries: 30 blueberries (option d).
What is the ratio?
Ratio expresses the relationship between two or more numbers. It shows the frequency of the number of times that one value is contained within other value(s). The sign that is used to represent ratio is :.
The ratio of strawberries to blueberries - total number of strawberries : total number of blueberries.
(8 x 4) : 30
32 : 30
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Answer: A. 8 strawberries: 30 blueberries
Step-by-step explanation:
Line a: y=2x+4
Line b: y=2x-3
Slope of line a is _______ and slope of line b is __________. Therefore, the two lines are __________.
Answer:
two, two, parallel
Step-by-step explanation:
According to the equation, mx + b where m is the slope, we can conclude that the slopes of both equations are two. If two lines have equal slopes, then they are parallel. As both lines have equal slopes, they are parallel.
Answer:
2_2_linear equations
Write 0.4 as a fraction in simplest form. Please explain step by step to get marked as brainliest!
Answer:
2/5
Step-by-step explanation:
0.4 x 10/10
= 4/10 divide by 2
=2/5
WILL GIVE BRAINLIEST if you show the steps
Answer:
i really dont know how to do this
Step-by-step explanation:
Does it represent a function yes or no because
Ashley rode her bicycle 29.4 miles in 4 hours. She rode the same number of miles each hour. How many miles did ride her bike in 1 hour?