The probability that the marble picked is not yellow is:
10/12
Given:
we have a bag containing exactly 2 red, 2 yellow, 4 green,
3 white, and 1 blue marble.
we are asked to determine the probability that the marble is not yellow = ?
Favorable outcomes for yellow marbles = 2
Total number of outcomes = 12
Probability, P(E) = Number of outcomes favorable to E/Number of all possible outcomes of the experiment.
P(picking an yellow marble) = 2/12
therefore,
P(not picking a yellow marble) = 1 - 2/12
= 12-2/12
= 10/12
Hence the probability that the marble is not yellow is 10/12
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Question 3
12 pts
Worldwide annual sales of cellphones in 2012-2013 were
approximately q = −6p + 3030 million phones at a
selling price of $p per phone. With a manufacturing cost
of $80 per phone, what selling price would have resulted
in the largest annual profit?
Upload Choose a File
With a manufacturing cost of $80 per phone, the selling price of $292.5 would result in the largest annual profit.
Explain profit.Profit is the amount of gain realized from a transaction. The profit formula is useful for figuring out the profit from selling a specific product, typically in a business, or for figuring out the gain in any financial transaction. If the selling price is more than the cost price, a profit can be determined.
Given,
q = -6p+3030
p = 505 - q/6
R(q) = 505q - q²/6
C(q) = 80q
Now, the profit function,
P(q) = R(q) - C(q)
= (505q - (q²/6)) - 80q
P(q) = 425q - q²/6
P(q) = 425 - q/3
q = 1275 units
Now, put it in the demand function,
p = 505 - q/6
= 505 - 212.5
= 292.5
Therefore, the selling price is $292.5.
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The equation of line p is y + 5 = -10(x + 2). Line q is perpendicular to line p and passes
through (-1, -1). What is the equation of line q?
Write the equation in slope-intercept form. Write the numbers in the equation as simplified
proper fractions, improper fractions, or integers.
ojo
Submit
Work it out
Not feeling ready vet? These can help:
Ver en
The equation of line q is y = x/10 - 9/10.
What is equation of straight line?
A line that does not curl or bend is said to be straight. A line has length but no width, making it a one-dimensional figure. A line consists of points that extend infinitely in opposite directions. Two points in a 2D plane determine it. A, B, and C are real-based constants in the formula Ax + By + C = 0, A, B 0. The geometric representation of the equation is always a straight line.
Here the given line P,
=> y+5=-10(x+2)
=> y+5=-10x-20
=> y = -10x-25
Here in the given line y=mx+c , where m=slope. Then,
=> Slope of line P = -10.
Here line P is perpendicular to line q.
Then, slope of line q = -1/ slope of line p = -1/-10 = 1/10
Now the line passes through the point [tex](x_1,y_1)=(-1,-1)[/tex] then,
=> [tex]y-y_1=m(x-x_1)[/tex]
=> y+1 = 1/10 (x+1)
=> 10y+10 = x+1
=> 10y=x-9
=> y = x/10 - 9/10.
Hence the equation of the line q is y = x/10 - 9/10.
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What is the range of the given function ?
The range of the function is y ≤ 3.
What is the range of the function?The set of a function's potential output values is known as its range.
Given, the graph of the function.
The range of a function is the set of values of y the function can take.
The maximum y value of the function is 3, and the graph is going down both sides infinitely.
Therefore, the range of the function is y ≤ 3.
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Luna uses graphic design software to resize a photo. For all sizes
of the photo, length and width are in a proportional relationship.
Which equation represents the proportional relationship shown?
Oy=0.8x
y = 1.2x
Width (n)
543N-
x
0 123456
Length (in)
Oy=x+1.2
O y = 2x + 1
Length (n)
X
1
2
3
Submit Answer
Process
1.2 11.2
1.2.2 = 2.4
1.2 3 = 3.6
Width (n)
Y
1.2
2.4
3.6
Answer:
y = 1.2·x
x = 1; y = 1.2·1 = 1.2
x = 2; y = 1.2·2 = 2.4
x = 3; y = 1.2·3 = 3.6
Find the ordered pair (s,t) that satisfies the system
s/2 + 5t = 3 + 5t
3t - 6s = 9 + 3t
Answer:
There isn't one. There is no solution.
Step-by-step explanation:
There are multiple ways to solve this system, but here's what I did:
Solve the both equations for s:
s/2 + 5t = 3 + 5t ⇒ s = 6
3t - 6s = 9 + 3t ⇒ s = -3/2
Since s cannot equal both 6 and -3/2 at the same time, there is no real solution to this system.
A system of equations is shown below.
What is the value of y for the solution to the system? [2z - y = 3
(エー3y=4
A.2
B.1
c.-1
D.-5
Answer:
option c
y = -1
Step-by-step explanation:
2x - y = 3 -----------------(1)
x - 3y = 4 ------------------(2)
from equation (2)
x = 4 + 3y-------------------(3)
substituting the value of x in equation (1)
2(4+3y) - y = 3
8 + 6y - y = 3
5y = 3-8
5y = -5
y = -1
substituting the value of y in equation (3)
x = 4 - 3
x = 1
Hello, please answer this correctly and you will get 5 stars and 20 points.
Answer:
Step-by-step explanation:
90
quadrilateral PQRS is a scaled copy of quadrilateral ABCD Point p corresponds to A, q to B R to c and s to d
If the distance from P to R is 3 units, then the distance from Q to S is; 3 units
How to Interpret a scaled graph?
We are told that quadrilateral PQRS is a scaled copy of quadrilateral ABCD. Thus, this means that;
P → A
Q → B
R → C
S → D
We are also told that the length of PR = 3 units.
Now, from the given image, we see that;
AC = 6 and BD = 6
We also know that;
AC corresponds to PR
BD corresponds to QS
Due to the fact that AC and BD have the same side lengths, then it means that PR and QS will have the same side lengths.
Therefore, the value of QS is: QS = 3
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Complete question is;
Here is Quadrilateral ABCD.
Quadrilateral PQRS is a scaled copy of Quadrilateral ABCD Point P corresponds to A.
Q to B. R to C. and S to D.
1. If the distance from P to R is 3 units, what is the distance from Q to S?
Question 1-3
Tim and Jessica plan to rent a camper van for a vacation. The van costs $183. 00 per day. The rental includes 120 miles for free and then charges $0. 39 per mile.
Part A
Select the equation that models the cost of the van rental. V in terms of miles traveled m
V= 183 + 0.39(m
120)
O V = 0.39m + (183
- 120)
0 m = 183 + 0.39(V - 120)
0 m = 0.039V + (183 - 120)
Tim and Jessica's vacation budget is to spend a total of $598. 74 for the rental van. Use the equation to determine the number of miles that Tim and Jessica can travel roundtrip on
vacation.
Destination
Boston, MA
Asheville. NC
Nashville. TN
Washington. D.C.
Miles from Rental Company to Destination
1186 miles
593 miles
687 miles
846 miles
Select the destination that Tim and Jessica can go on vacation based on the budget.
O Boston, MA
O
Asheville, NC
Nashville, TN
O Washington, D.C.
The equation that models the cost of the van rental is V = $183 + (m - 120)0.39. (first option)
The number of miles that Tim and Jessica can travel roundtrip on vacation is Ashville MC (second option)
How many miles can they travel?The equation that represents the total cost of renting the camper van is a linear equation. A linear equation is an equation that has single variable that is raised to the power of one.
The general form of a linear equation is: y = mx + b
Where:
m = slope b = interceptThe form of the linear equation is:
total cost = cost of renting the van + [(total miles driven - 120) x cost per mile)
V = $183 + (m - 120) x 0.39
V = $183 + (m - 120)0.39
Total miles that can be driven if they have to spend $598.74
$598.74 = $183 + (m - 120)0.39
$598.74 = $183 + 0.39m - 46.80
$598.74 = $136.20 + 0.39m
$598.74 - $136.20 = 0.39m
$462.54 = 0.39m
m = $462.54 /0.39
m = 1186
Distance Tim and Jessica can travel from the rental company to the destination = 1186 / 2 = 593 miles
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step by step solution
x+1≥ 3or4/3x<-8
Answer:
Step-by-step explanation:
The answer for this can be an inequality or an interval notation or a graph
* Subtraction of (1) in both sides of the inequality
* Let's call part A: [tex]X+1\geq 3[/tex]
* Let's call part B: [tex]\frac{4}{3} X < -8[/tex]
* Solve part A first:
Do the subtraction of (1) on both sides of the inequality.
X ≥ 3 −1
X ≥ 2
Subtract
* Solve part B now:
Multiply for 3/4 both sides of the inequality to eliminate the [tex]\frac{4}{3}[/tex]
[tex]\frac{4}{3} X (\frac{3}{4} < -8 (\frac{3}{4})[/tex])
X < -24/4
X < -6
Answer
Inequality Form:
x < −6 or x ≥ 2
Interval Notation:
( − ∞,−6)∪[2,∞)
In Graph:
See the attach
Order the steps to show how to solve the system of equations using substitution.
y=6x+1
7x – 2y= –1
Answer: The correct answer is x=−1/5 and y=−1/5
Step-by-step explanation:
Solve the System by substitution:
y=6x+1 and 7x−2y=−1
Solve y=6x+1 for y:
y=6x+1
Substitute 6x+1 for y in 7x−2y=−1:
7x−2y=−1
7x−2(6x+1)=−1
−5x−2=−1 (Simplify both sides)
−5x−2+2=−1+2 (Add 2 to both sides)
−5x=1
−5x/−5 = 1/−5 (Divide both sides by -5)
x=−1/5
Substitute −1/5 for x in y=6x+1:
y=6x+1
y=6(−1/5)+1
y=−1/5 (Simplify both sides)
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Pedro has $18 to spend at the grocery store. His mother wants him to use the money to buy fruit. Apples cost $2 a pound and pears cost $3 a pound
Answer:
Pedro can buy 4 pounds of pears and 3 pounds of apples.
Step-by-step explanation:
Pedro has a total of $18, Apples cost $2 a pound, and Pears cost $3 a pound.
$2×3lb + $3×4lb=$18
Please help it's due to tomorrow
Answer:
Account A is incorrect the interest that you would earn is $8.60, not $860.00
Step-by-step explanation:
Find the unit rate for this relationship
2/3 is the unit rate of the relationship
How to determine the unit rate of the relationship?
A unit rate is defined as the rate for one of something. For example, if 10 oranges cost $50, the unit rate will be $50/10 = $5 i.e. $5 for one orange.
On a linear graph, the unit rate is obtained by calculating the slope of the line. The slope is the change in y divided by the change in x:
Slope = y2-y1 / x2-x1
Thus, we can any two convenient points on the graph and use it calculate the slope as shown in the attached image:
Slope = y2-y1 / x2-x1
Slope = 6-2 / 9-3 = 4/6 = 2/3
Therefore, the unit rate for this relationship is 2/3. The 2nd option is the answer
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Please help with the ones that have a red x beside it would greatly and would give 100 pts so please help me!!!!!
Answer:
huhh
Step-by-step explanation:
Hi im new can u guys tell me how this work pease??
Answer:
Step-by-step explanation:
idek idek
Identity the a, b, h and k values from the parent function, y = x^2
The values from the parent function are a = 1, b = -6, h = 3, and k = -4.
What is the vertex form of quadratic equations?
The vertex form of a quadratic function is given by f(x) = a(x - h)² + k, where (h, k) is the vertex of the parabola.
The given parent function is f(x) = (x - 3)² - 4.
comparing with the standard vertex form of the parabola, we get
a = 1, h = 3 and k = -4.
Now to find 'b', we have to simplify the given function in the form of f(x) = ax² + bx + c
f(x) = (x - 3)² - 4
f(x) = (x² - 6x + 9) - 4
f(x) = x² - 6x + 5
Comparing with f(x) = ax² + bx + c we get, c = -6.
Hence, The values from the parent function are a = 1, b = -6, h = 3, and k = -4.
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Drag each tile to the correct box. Not all tiles will be used.
Consider the recursively defined function below.
f(1) = = 10
f(n) 2.2 f(n-1), for n = 2, 3, 4, ...
Create the first five terms of the sequence defined by the given function.
The first five terms of the sequence defined by the given function are f(1) = 10 f(2) = 22 f(3) = 48.4 f(4) = 106.48 and f(5) = 234.256.
What is a sequence?
A collection of events or items that occur one after the other in a specific order is referred to as a sequence.
Here, we have
Given the function is f(n) = 2.2 [ f(n-1) ] Here, f(1) = 10 then we have to create the first five terms of the sequence defined by the function.
Since f(1) = 10
f(2) = 2.2 [ f (2-1) ] = 2.2× [ f (1) ]
= 2.2 × 10 = 22
f (3) = 2.2 [ f (3-1)] = 2.2 × [ f (2) ]
= 2.2 × 22 = 48.4
f(4) = 2.2 [ f(4-1) ] = 2.2× [ f(3)]
= 2.2 × 48.4 = 106.48
f(5) = 2.2 [ f(5-1) ] = 2.2× [ f(4)]
2.2× 106.48 = 234.256
Hence the first five terms of the sequence defined by the given function are f(1) = 10 f(2) = 22 f(3) = 48.4 f(4) = 106.48 and f(5) = 234.256.
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determine the interval(s) for which the function shown below is decreasing
Answer:
(∞,-3) and (1,-∞)
Step-by-step explanation:
Decreasing means going down or in math terms, going toward the negatives.
When you are talking intervals in math, you only want to use the x-axis for the interval points. We write the interval as if it was a coordinate point though.
Looking at the graph it looks like it is going from infinity to -3 or written as (∞,3) and from 1 to negative infinity or written as (1, -∞)
The interval(s) for which the function shown below is decreasing are (∞,-3) and (1,-∞).
What is a function?A function is a relationship between two sets of values in mathematics where each input value (or "argument") corresponds to a certain output value.
In most cases, the input values come from a set referred to as the function's domain, while the output values come from a set referred to as the function's range.
Declining is the mathematical phrase for decreasing or moving towards the negatives.
Mathematicians only use the x-axis to represent interval points when discussing intervals. Yet, we express the interval as if it were a coordinate point.
If you look at the graph, it appears to be traveling from infinity to -3, which is written as (,3), and from one to negative infinity, which is written as (1, -).
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Everyone at Colin's school wore either brown or red for school spirit day. 126 out of the 600 students at the school wore brown. What percentage of the students wore brown?
Write your answer using a percent sign (%).
Answer:
Step-by-step explanation:
21%
Question 8 of 10
What is the complete factorization of the polynomial below?
x3+3x²+ 9x+27
OA. (x+3)(x+3/)(x-3)
OB. (x-3)(x+3)(x+3)
OC. (x-3)(x+3)(x-3/)
D. (x+3)(x+3)(x+3/)
The factorization of the expression [tex]x^3+3x^2+9x+27[/tex] is [tex](x+3)(x^2+9)[/tex].
What is factorization?
The greatest common factors among the terms in the provided algebraic expression are identified, and the terms are then grouped in accordance with these factors to factorise the equation. A factorization is just the procedure by which an algebraic expression gets expanded in the opposite direction. The greatest common factors among the terms in the provided algebraic expression are identified, and the terms are then grouped in accordance with these factors to factorise the equation. Factorization is the reverse process of expansion of an algebraic statement. If an algebraic expression is a product of prime factors, it has undergone complete factorization.
Here the given polynomial expression is ,
=> [tex]x^3+3x^2+9x+27[/tex]
=> [tex]x^2(x+3)+9(x+3)[/tex]
=> [tex](x+3)(x^2+9)[/tex]
Hence the complete factorization of the given expression is [tex](x+3)(x^2+9)[/tex].
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The area of a rectangular room is 750 square feet. The width of the room is 5 feet less than the length of the room. Which equations can be used to solve for y, the length of the room? Select three options. y(y + 5) = 750 y2 – 5y = 750 750 – y(y – 5) = 0 y(y – 5) + 750 = 0 (y + 25)(y – 30) = 0
Answer:
y2−5y=750
750 -y(y-5)=0750−y(y−5)=0 and (y+25)(y-30)=0
what are her monthly payments
The interest she is pay total is $2340.822 when Angela's bank granted her a 6380 loan with a 3 year add-on interest period. 12.23% is the interest rate per year.
Given that,
For the purpose of buying new equipment for her business of antique restoration, Angela's bank granted her a 6380 loan with a 3 year add-on interest period. 12.23% is the interest rate per year.
We have to find will she pay interest at all.
We know that,
i=p×r×t
Here,
i is interest.
p is principal amount.
r is rate of interest
t is time.
So, p is $6380
r is 12.23%
t is 3 years
So,
i= 6380×0.1223×3
i= $2340.822
Therefore, the interest she is pay total is $2340.822 when Angela's bank granted her a 6380 loan with a 3 year add-on interest period. 12.23% is the interest rate per year.
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What must be added to 4/9 to make a whole?
Answer:5/9
Step-by-step explanation:
Hector also kept track of the remaining gasoline. The equation shown below can be used to find the gallons of gasoline remaining (g) after distance driven (d)
The missing values for gallons of gasoline remaining is 11,6,1.
Given that equation shown below can be used to find the gallons of gasoline remaining (g) after distance driven (d).
We want to find the missing values for gallons of gasoline remaining.
The given equation is g=16-(1/20)d
When the distance is 100 then we will find the gallons of gasoline remaining by substituting d=100 in given equation, we get
g=16-(1/20)100
g=16-5
g=11
When the distance is 200 then we will find the gallons of gasoline remaining by substituting d=200 in given equation, we get
g=16-(1/20)200
g=16-10
g=6
When the distance is 300 then we will find the gallons of gasoline remaining by substituting d=300 in given equation, we get
g=16-(1/20)300
g=16-15
g=1
Hence, the missing values for gallons of gasoline remaining when distance 100 is 11, when distance 200 is 6 and when distance 300 is 1.
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DUE IN A FEW MINS!!!!Do only number 25 pls I’m confused!! Also, please explain how u got it !!
Answer:
value of x are 2 and 3 which make the inequality true
Evaluate the Laplace transform of L[(sin 2t-cos 2t)^2]
The Laplace transform of the given integral function is 1/s +4 / (s²+16) .
The integral transform, commonly known as the Laplace transform in mathematics, converts a function of either a real variable t in the time domain into a function of something like a complex variable s.
The Laplace transform is equal to the integral for the suitable functions
[tex]{\displaystyle {\mathcal {L}}\{f(t)\}(s)=\int _{0}^{\infty }f(t)e^{-st}\,dt.}[/tex]
Now we will use this to find the suitable Laplace transform of the trigonometric function:
(sin 2t-cos 2t)²
= sin² 2t + cos² 2t - 2sin 2tcos 2t
= 1 - sin 4t
Now we will use the Laplace transform of the function.
L [1 - sin 4t] = L[1] - L[sin 4t]
Now L[1] = 1/s
L[sin 4t] = 4/ (s²+4²) = 4 / (s²+16)
Hence the Laplace transform will be
L [1 - sin 4t] = 1/s +4 / (s²+16)
Pierre-Simon Laplace invented the complex frequency domain, often known as the s-domain or the s-plane. There are numerous uses for the transform, a method for solving differential equations, in both science and engineering.
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guys please answer all my questions are being ignored
Line x is the perpendicular bisector of segment ZY
what does x =
Answer:
x=7
Step-by-step explanation:
these 2 triangle sides are equal to each other so just set them equal to find x
X+3=3x-11
-x. -x
3=2x-11
+11. +11
14=2x
=2. =2
7=x
Hopes this helps please mark brainliest
what is the nearest hundreth in 1.2983 if you round it
Answer:
1.3000
Step-by-step explanation:
To Round Numbers...
1 ) Decide which is the last digit to keep ( In this case it would be the hundredths )
2 ) Leave it the same if the next digit is less than 5 (this is called rounding down)
3 ) But increase it by 1 if the next digit is 5 or more (this is called rounding up)
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Brett tallies up the transactions in his check register and comes up with a total balance of $248.53, but his bank statement says that his balance is $257.72. Which of the following are still outstanding?
I. A $44.09 check to the electronics store
II. A $73.98 check to the mechanic
III. A $49.96 paycheck deposit
IV. A $64.79 check deposit from Brett’s cousin
a.
I and III
b.
II and III
c.
I and IV
d.
II and IV
Estimate 6769 x 925 by first rounding each number so that it has only 1 nonzero digit.
The resulting value of the the expression 6769 x 925 by first rounding each number so that it has only 1 nonzero digit is 63,000
Round off
Round off refers a number is made simpler by keeping its value intact but closer to the next number. And it is done for whole numbers, and for decimals at various places of hundreds, tens, tenths, etc.
Given,
Here we need to estimate 6769 x 925 by first rounding each number so that it has only 1 nonzero digit.
Here we have to take individual terms to round off then we get,
By rounding 6799 so that it has only one non-zero digit is rounding it to nearest thousand.
6769 rounds to nearest thousand as 7000 as hundreds digit 7 > 5.
Similarly, by rounding 925 so that it has only one non-zero digit is rounding it to nearest hundred.
925 rounds to nearest hundred as 900 as tens digit 2 < 5.
Now, the estimated value after rounding each number so that it has only one non-zero digit is
=> 7000 x 900
=> 63000.
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