Answer:
$1.00
Step-by-step explanation:
Can someone help me with question 4 a and b
a) Julie made a profit of $405.
b) the selling price of the bike was $3105.
a) To calculate the profit that Julie made, we need to determine the amount by which the selling price exceeds the cost price. The profit is given as a percentage of the cost price.
Profit = 15% of $2700
Profit = (15/100) * $2700
Profit = $405
Therefore, Julie made a profit of $405.
b) To find the selling price of the bike, we need to add the profit to the cost price. The selling price is the sum of the cost price and the profit.
Selling Price = Cost Price + Profit
Selling Price = $2700 + $405
Selling Price = $3105
Therefore, the selling price of the bike was $3105.
In summary, Julie made a profit of $405, and the selling price of the bike was $3105.
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F(x)=3x^2+2 the quadratic function g(x) is the function f(x) stretched vertically by a factor of 4. Enter the equation of g(x) in the box
Answer:
g(x) = 12*x^2 + 8
Step-by-step explanation:
For a function f(x), a vertical stretch of scale factor k is defined as:
g(x) = k*f(x)
In this case, we know that f(x) = 3*x^2 + 2
And the function g(x) is the function f(x) vertically stretched by a factor of 4, then we have k = 4
and:
g(x) = 4*f(x)
Replacing by the actual function, we get
g(x) = 4*(3*x^2 + 2)
g(x) = 4*3*x^2 + 4*2
g(x) = 12*x^2 + 8
Which equation represents the vertical asymptote of the graph?
Ox=0
Oy=0
Ox=12
Oy=12
The equation of the vertical asymptote is:
x = 12
The correct option is the third one.
Which equation represents the vertical asymptote?The vertical asymptote of the graph is at the line where the graph tends at positive infinite and negative infinite at the same time.
You can see that it happens in the right side of the graph.
You can see that it is a vertical asymptote, so it will be represented by a vertical line, these are of the form x =a.
By looking at the graph, you can see that it is located at x = 12, so that is the equation of the vertical line. The correct option is the third one.
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The side of a square is 2.5 find its perimeter and area
Answer:
perimeter = 10
area = 6.25
Step-by-step explanation:
Every square has four equal sides. If we know one side is 2.5, then all sides are 2.5.
2.5*4 = 10
To find the area of a square you multiply the height and length. Since all sides of a square are the same, you just multiply 2.5 with itself.
2.5*2.5=6.25
a basketball player with a poor foul-shot record practices intensively during the off-season. he tells the coach that he has raised his proficiency from 60% to 80%. dubious, the coach asks him to take 10 shots, and is surprised when the player hits 9 out of 10. did the player prove that he has improved?
The probability he can hit at least 9 of 10 shots anyway is 0.0463 or 4.63%
Divide the total number of outcomes by the entire number of different ways an event could happen to arrive at the probability. There are differences between probability and odds. Odds are determined by dividing the probability of a situation happening by the probability that it won't happen. Probability is a metric used to determine how likely an event is to occur. The likelihood that the coin will land with the heads side up is measured using the probability concept when we toss it in the air. Here is an example of how probability is used in everyday life that you probably already know about. Prior to a major outing, we always consult the weather prediction.
Given\(=60\)%\(=0.60\)
n\(=10\)
Definition binomial probability:
\(P(X=k)=(n^{k} )*(P^{k} )*(1-P)^{n-k}\)
Evaluate for \(k=9\) and \(k=10\)
P\((X=9)=0.0403\)
P\((X=10)=0.0060\)
Add the corresponding probabilities:
P\((x\geq 9)=P(X=9)+P(X=10)=0.0403+0.0060=0.0463=4.63\)%
Command Ti83/84 command: binompdf(10,0.60,9)+binompdf(10,0.60,10)
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The cross section of a prism is an n sided polygon.
Circle the number of edges that the prism has.
2n
n+2
n+ 3
3n
The number of edges that the prism has is
n + 2What does a prism's cross section look like?When a plane intersects a prism, the shape formed is known as the cross section. The cross section of the prism will have the same form as the base if it is divided by a plane that runs horizontally and parallel to the base.
A prism is a 3-dimensional object with two congruent and parallel bases (which are polyggonal) connected by rectangular lateral faces. The number of edges of a prism is equal to the sum of the number of edges of the two bases and the number of lateral faces.
Each base of the prism has n edges, so the two bases together have 2n edges. The number of lateral faces of the prism is equal to the number of edges of one of its bases, so there are n lateral faces. Each lateral face has 4 edges, so the total number of edges of the lateral faces is 4n.
Therefore, the total number of edges of the prism is equal to the sum of the number of edges of the two bases (2n) and the number of lateral faces (4n), which is 2n + 4n = 6n.
In conclusion, the cross section of a prism is an n-sided polygon and the prism has n + 2 edges.
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What is the percentage change from 17 to 74
Answer:
= 22.97.
Step-by-step explanation:
The amount of time you have to wait at a particular stoplight is uniformly distributed between zero and two minutes. Eighty percent of the time, the light will change before you have to wait how long?
The value of x is 96 seconds if the amount of time you have to wait at a particular shoplift is uniformly distributed between zero and two minutes.
What is a percentile?A percentile is a score that relates one rating to the scores of the rest of the group. It represents the proportion of scores that a given score surpassed.
We have:
x = 0
y = 120 seconds
Percentile:
= x + (y - x)p
= 0 + (120 - 0)0.8
p = 80% = 0.8
Percentile = 96 seconds
Thus, the value of x is 96 seconds if the amount of time you have to wait at a particular shoplift is uniformly distributed between zero and two minutes.
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Identify the sample space of the probability experiment and determine the number of outcomes in the sample space Randomly choosing an even number between 1 and 10, inclusive
The sample space is______. (Use a comma to separate answers as needed. Use ascending order) There are________outcome(s) in the sample space.
Answer:
Step-by-step explanation:
Sample Space
off even numbers
= {2,4,6,8,10}.
There are 5 outcomes in the sample space,
30POINTS
Factor completely.
3x^5 - 75x^3 =
The complete factorization of 3x⁵- 75x³ is:- 3x³(x + 5)(x - 5)
How to solve factor?
To factor completely the expression 3x⁵ - 75x³, we can first factor out the greatest common factor (GCF) of the two terms, which is 3x³:
3x³(x² - 25)
Next, we can factor the expression inside the parentheses using the difference of squares formula:
3x³(x + 5)(x - 5)
Therefore, the complete factorization of 3x⁵ - 75x³ is:
3x³(x + 5)(x - 5)
We can check that this is the correct factorization by using the distributive property of multiplication and verifying that the product of the factors is equal to the original expression:
3x³(x + 5)(x - 5) = 3x³(x² - 25)
= 3x³x² - 3x³(25)
= 3x⁵ - 75x³
So the factorization is correct.
In summary, to factor completely an expression like 3x⁵ - 75x³, we should first factor out the GCF and then look for further factorization opportunities using various factorization techniques such as the difference of squares formula, the sum or difference of cubes formula, or the quadratic formula. It's important to remember to check our work by multiplying the factors back together to ensure that we get the original expression.
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helppppp pleaseeeeeeeeeeeeeeeeeeeee
Answer:
Communicative property is the third one second one is assositave and first one is distributive
Step-by-step explanation:
the area of a trapezoid is 21 inches, one of its bases is 8 inches and its height is 3 inches. What is the length of the last base?
Answer:
6 inches
Step-by-step explanation:
A=b1+b2/2*h
Fill in the equation with what we know
21=8+x/2*3
Isolate x
Quick steps: 21/3=7*2=14-8=6
x=6
-\dfrac23p+\dfrac15-1+\dfrac56p−
3
2
p+
5
1
−1+
6
5
p
Answer:
p=3
Step-by-step explanation:
5 +5 =10 p÷3(4+6) =py
=p3
Avery bought 6.5 pounds of produce. If the produce was priced at $1.88 per pund, how much change did Avery receive if she paid for her purchase with a $20.00 bill?
Answer:
She received $7.78
Step-by-step explanation:
Take the amount of produce times the price 6.5x1.88=12.22 . Then subtract 12.22 from the 20 dollars she paid for it 20-12.22=7.88. Therefore, the answer is $7.78.
Show that diagonal EG is a line of symmetry for rhombus EFGH.
The diagonal EG is a line of symmetry for rhombus EFGH
A rhombus is a quadrilateral with equal sides. Because opposite sides of a parallelogram are equal, a rhombus is a type of parallelogram in which all sides are equal.
Given rhombus EFGH
We have to prove that diagonal EG is a line of symmetry for rhombus EFGH
According to the property of the rhombus
Four sides of EFGH are equal
So EF = EH
FG =HG
Meanwhile EG =EG(common side)
So triangle EFG = triangle EHG
The diagonal EG is a line of symmetry for rhombus EFGH
Therefore the diagonal EG is a line of symmetry for rhombus EFGH
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A pure fruit juice is made by mixing the juices of oranges and mangoes in the ratio of 9:2. a If 189 litres of orange juice are used, calculate the number of litres of mango juice needed. b If 605 litres of the juice are made, calculate the number of litres of orange juice and mango juice used.
a) The number of liters of mango juice needed is 42 liter.
b) The amount of orange juice used is 495 liter and mango juice used is 110 liter.
What is Algebra?A branch of mathematics known as algebra deals with symbols and the mathematical operations performed on them.
Variables are the name given to these symbols because they lack set values.
In order to determine the values, these symbols are also subjected to various addition, subtraction, multiplication, and division arithmetic operations.
Given:
Ratio of orange juice to mango juice
= 9:2
Total = 9+2 = 11
a) If 189 litres of orange juice used.
9x = 189
x= 21
So, amount of mango juice used
= 21 x 2
= 42 liter
b) If total juice made was 605 liters then
9x + 2x = 605
11x = 605
x = 605 /11
x = 55
So, amount of orange juice used = 9(55) = 495 liter.
and, mango juice used = 55 x 2 = 110 liter.
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EMERGENCY!!! PLEASE HELP!!!
Answer: A
Step-by-step explanation:It is A because as you can see,D is -8,5 and E is -5,8.So D and E are the same but switched up.As for F it is -1,4 which is one odd and one even.If you look at A,The D and E are switched up and the F is one even one odd.
(I dont know how else to explain it but i have done this test before and it is A.)
good luck on the rest!
2b^2-12b/b+5 divided by b-6/b+5
Answer:
2b
Step-by-step explanation:
pls help me asap
solve for x
Answer:
9
Step-by-step explanation:
You know AB=CB because all 3 arcs are equal, therefore:
5x + 8 = 53
5x = 53 - 8
5x = 45
x = 45/5 = 9
Cara has driven one-fifth of the total distance, d, to her destination.
Which statement explains why both 1/5d and 0.2d can find the distance she has driven?
Multiplying by 1/5 is the same as multiplying by 20%.
Multiplying by 1/5 is the same as multiplying by 2%.
The fraction 1/5 is the same as the decimal 0.8. Therefore, 1/5d can be written as 0.8d.
The expressions are not equivalent.
Answer:
I dont even know man I wish I knew too
cuanto es 45 dividido en 4
Answer:
11.25
Step-by-step explanation:
45 ÷ 4 = 11.25
Answer:11.25
Step-by-step explanation:
4 can fit into 44 11.25
what is the potential energy of a rock that weighs 100 newtons that sits on a hill 300 meters high
Answer:
30000J or 30 KJ
Step-by-step explanation:
Formula for finding Gravitiational Potential Energy or GPE = mgh (or Wh since W = mg)
Given
W = 100N
h = 300m,
GPE = Wh = 100 x 300 = 30000J or 30 KJ
only do 18.
A bag contains 36 marbles. If the probability of reaching in and pulling out a blue marble is
how many blue marbles are in the bag? Show your work or Explain. (2points)
plz help im bad at this type of math
Can someone please come up with a math movie title? Something related to distributive property
Answer:
Distribute or Die part 2: Attack of the PEMDAS!
25 points? pls idk the answer :((( help D:
Answer:
18x = 7.2
x =.4
Step-by-step explanation:
Let x = the weight of one box
We have 18 boxes that weigh 7.2 lbs
18x = 7.2
Divide each side by 18
18x/18 = 7.2/18
x =.4
Answer:
.4
Step-by-step explanation:
Let x represent the weight of one box.
~theLocoCoco
Identify the like terms in the expression.
Answer:D
The answer is D.
Step-by-step explanation:
Like terms are only related to the variable at the end, and the variable also has to have the same exponent or it is not a like term.
the body mass of a man is xkg.thebody mass of his two children are five-sixth and four_fifths of their father5 x over 6 + 4 x over 5 5 x over 6 + 4 x over 5
56/120
Step-by-step explanation:
The body masses of the two children in terms of their father's body mass, x, are:
First child's body mass = 5x/6 kg
Second child's body mass = 4x/5 kg
To express the body mass of the man's two children in terms of their father's body mass, we can use the given ratios.
Let the body mass of the man be x kg.
The first child's body mass is five-sixths of their father's body mass:
Body mass of the first child = (5/6) * x
= 5x/6 kg.
The second child's body mass is four-fifths of their father's body mass:
Body mass of the second child = (4/5) * x
= 4x/5 kg.
Therefore, the body masses of the two children in terms of their father's body mass, x, are:
First child's body mass = 5x/6 kg
Second child's body mass = 4x/5 kg
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What is the factor form pls yall I need help lol and put how to solve it
Answer:
y = -1/2(x - 3)(x - 7)
Step-by-step explanation:
we already have the x intercepts so we can first put those in our equation
y = a(x - 3)(x - 7)
then we can plug in the vertex to find what our a value is
2 = a(5 - 3)(5 - 7)
2 = a(2)(-2)
2 = -4a
a = -1/2
so your equation is
y = -1/2(x - 3)(x - 7)
Which ordered pair would be plotted by starting from the origin and moving 0. 25.
Depending on whether the movement is along the x-axis or the y-axis, the ordered pair would be either (0.25, 0) or (0, 0.25).
To plot an ordered pair starting from the origin and moving 0.25, we need both an x-coordinate and a y-coordinate.
We are starting from the origin (0, 0), we can apply the movement of 0.25 to either the x-axis or the y-axis.
If we move 0.25 units on the x-axis, the x-coordinate of the ordered pair would be 0.25, and the y-coordinate would remain 0 since there is no movement on the y-axis. Therefore, the ordered pair would be (0.25, 0).
Similarly, if we move 0.25 units on the y-axis, the x-coordinate would remain 0 since there is no movement on the x-axis, and the y-coordinate of the ordered pair would be 0.25. In this case, the ordered pair would be (0, 0.25).
So, depending on whether the movement is along the x-axis or the y-axis, the ordered pair would be either (0.25, 0) or (0, 0.25).
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