The probability that they are alternately either (1) odd, even, odd or (2) {even, odd, even. } is C . 5/18
Given :
1 )
The probability that first ticket drawn is odd numbered = 5/9
Now, the second ticket is drawn without replacement.
There are 8 tickets in the box, out of which 4 are odd numbered and 4 are even.
The probability that second ticket drawn is even numbered = 4/8
Now, the third ticket is drawn without replacement
Probability that third ticket drawn is odd numbered = 4/7
probability that the 3 tickets drawn are is :
= 5/9 * 4/8 * 4/7
= 10/63
2 )
The probability that the first ticket drawn is even numbered = 4/9
the second ticket is drawn without replacement. There are 8 tickets in the box, out of which 5 are odd numbered and 3 are even.
The probability that the second ticket was drawn is odd numbered = 5/8
the third ticket is drawn without replacement
The probability that the third ticket drawn is even numbered = 3/7
The probability that the 3 tickets drawn are ( even, odd, even ) is:
= 4/9 * 5/8 * 3/7
= 5/42
Total probability = 10/63 + 5/43
= 5/18
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Triangle ABC was dilated using the rule DO,4. Triangle A'B'C' is the result of the dilation.
Point O is the center of dilation. Triangle A B C is dilated to create triangle A prime B prime C prime. The length of O B is three-fourths.
What is OB'?
1.5 units
3 units
4.5 units
6 units
Mark this and return
Answer:
(b) 3 units
Step-by-step explanation:
You want to know the length of OB' when OB = 3/4 and ∆ABC is dilated about point O by a factor of 4.
DilationThe dilation factor multiplies every length.
If OB is 3/4, then OB' is 4(3/4) = 3.
The length of OB' is 3 units.
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What is 94.85 to the nearest tenth
Answer:
94.85 rounded to the nearest tenth is 94.9
Solve for y. 2(y-2) -6y=-28
Answer:
y = -8
Step-by-step explanation:
2(y-2)- 6y-28 = 0
2y - 4 -6y - 28 = 0
-4y = 32
y = -8
Reginald answered 78% of the questions on his social studies quiz correctly. What fractional part of the questions did Reginald NOT answer correctly?
Answer:
22/100 which reduces to 11/50
Step-by-step explanation:
78/100 correct
100/100 - 78/100 = 22/100 or 11/50
In a sample, 11 out of 25 marbles are
green. Predict approximately how
many green marbles are in a box of
100 marbles.
Answer:
11x4=44
Step-by-step explanation:
Cus 11/25, change the 25 to 100 by multiplying by 4 so you also have to multiply 11 by 4 too and yeah...answer
Answer:44
Step-by-step explanation: You want to multiply your denominator by a certain number that will turn it into 100. In this case 25 time 4 is 100. so now that you've multiplied your denominator you also need to multiply your numerator by 4. So the next step would be 11 times 4, which is 44.
What 3-digit number am I if the digit in my tens place is five more than the digit in my ones place and the digit in my tens place is twice the digit in my hundreds place?
What is its equation in slope-intercept form ?
Answer:
Candice
Step-by-step explanation:
Rectangles abcd and klmn are similar. If their permitted are 20 and 16, and the area of the larger rectangle is 25, what is the area of the smaller rectangle?
The area of the smaller rectangle (KLMN) is 16.
Since rectangles ABCD and KLMN are similar, their corresponding sides are proportional.
Let's assume the length of side AB in rectangle ABCD is x, and the length of side KL in rectangle KLMN is y.
We can set up the proportion:
(x/y) = (20/16)
To find the area of the smaller rectangle, we need to determine the ratio of their areas.
Since the area of a rectangle is given by the product of its length and width, the ratio of the areas will be equal to the square of the ratio of their sides:
(Area of ABCD)/(Area of KLMN) = (x²)/(y²)
We are given that the area of ABCD is 25, so we have:
25/(Area of KLMN) = (x²)/(y²)
To find the area of KLMN, we need to substitute the values of x and y from the proportion:
25/(Area of KLMN) = (20/16)²
Simplifying the right side:
25/(Area of KLMN) = (5/4)²
25/(Area of KLMN) = 25/16
Cross-multiplying:
25 × 16 = 25 × (Area of KLMN)
400 = 25 × (Area of KLMN)
Dividing both sides by 25:
16 = Area of KLMN
Therefore, the area of the smaller rectangle (KLMN) is 16.
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The function P(t), where t is the year, gives the population, in millions, of California. In 2011, the population was approximately 37,650,000 people, and P′(2011) = 0.4. What does P′(2005) represent?
(a) The growth rate (in people per year) of the population in 2005.
(b) The growth rate (in percent per year) of the population in 2005.
(c) The approximate number of people by which the population increased in 2005.
(d) The approximate percent increase in the population in 2005.
(e) The average yearly rate of change in the population since t = 0.
(f) The average yearly percent rate of change in the population since t = 0.
The correct answer is (a). P′(2005) represents the growth rate (in people per year) of the population in 2005.
This is because P′(t) is the derivative of P(t), which measures the rate of change of P(t) concerning t.
In other words, P′(t) tells us how fast the population is changing at a given year t.
The units of P′(t) are the same as the units of P(t) divided by the units of t, which are millions of people per year.
Therefore, P′(2005) gives the number of millions of people by which the population changed in 2005. To find the actual number of people, we would have to multiply P′(2005) by one million.
The derivative can help us analyze the behavior of the population function, such as it's increasing or decreasing intervals, its maximum or minimum values, and its concavity or inflection points. The derivative can also help us model and predict the future trends of the population based on the current data and assumptions.
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I WILL MARK BRAINLIEST
22 - 2x + 4(x - 2)= 34
Answer:
x = 10
Step-by-step explanation:
22 - 2x + 4(x - 2) = 34
22 - 2x + 4x - 8 = 34
22 - 8 - 2x + 4x = 34
14 + 2x = 34
-14 -14
--------------------------------
2x = 20
/2 /2
--------------------------------
x = 10
Answer:
Your answer is x=10
Step-by-step explanation:
22 - 2x + 4(x - 2) = 34 = You have to do 4 times whats in the ( )
22 - 2x + 4x - 8 = 34
14 + 2x = 34 = You subtract 14 from both sides
2x=20 = then you divide 2 into 20
And your answer is X=10
A câmera is capable of snapping 1/2 of a picture per second how long will it take the camera to snap 6 pictures
Answer: 12 seconds
Step-by-step explanation:
Step 1: Find the unit rate
1÷0.5=2
1 picture takes 2 seconds
Step 2: Find amount of time taken to snap 6 pictures
2*6= 12
You must be in degree mode to find sin pie/3
A.) True
B.) False
Answer:
(i) False. Let A = 30° and B = 60°, then sin (A + B) = sin (30° + 60°) = sin 90° = 1 and, sin A + sin B = sin 30° + sin 60° = 1/2 + √3/2 = 1+√3/2(ii) True. sin 0° = 0 sin 30° = 1/2 sin 45° = 1/√2 sin 60° = √3/2 sin 90° = 1 Thus the value of sin θ increases as θ increases.(iii) False. cos 0° = 1 cos 30° = √3/2 cos 45° = 1/√2 cos 60° = 1/2 cos 90° = 0 Thus the value of cos θ decreases as θ increases.(iv) True. cot A = cos A/sin A cot 0° = cos 0°/sin 0° = 1/0 = undefined.
Step-by-step explanation:
Are these in the same FACT FAMILY??
4 + 5 = 9
9 - 5 = 4
Answer:
yes cause they are the same #s
Step-by-step explanation:
Step-by-step explanation:
I think yes I am not sure
sorry I took your points
Which equation represents the total number of black and white squares on the chess board?
The equation that represents the total number of black and white squares on the chess board is 8 * 2² = 32
How to determine the equation of the black and white squaresFrom the question, we have the following parameters that can be used in our computation:
The chess board
From the chess board, we have
Black squares = 32
White squares = 32
When factorized, we have
Black squares = 32 = 8 * 2²
White squared = 32 = 8 * 2²
Hence, the equation that represents the squares on the chess board is 8 * 2² = 32
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A survey of 135 freshmen business students at a local university produced the results listed below. How many students took English and science, but not music? 26 took English; 24 took science; 25 took music; 17 took English but not science; 11 took science and music; 14 took English and music; 4 took all three
A survey of 135 freshmen business students at a local university. So, many students took English and science, but not music is 39.
Determine many students took English and science, but not musicThese are the specified parameters:
English = 26
Science = 24
Music = 25
English but not science = 17
Science and music = 11
English and music = 14
Took all theree = 4
Lots of students took English and science
Look at the venn diagram in the attachment.
26 + 24 + 25 + x - 4 + 4 + 10 + 7 = 135
x + 92 = 135
x = 135 - 92
x = 43
Lots of students took English and science, but not music
= x - 4
= 43 - 4
= 39
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is this correct?
A.yes
B. No
C. Maybe
D. I DUNNO???!!!
Answer:
its yes
Step-by-step explanation:
because it's x 2 I hope this helps
AC is 9.1 centimeters and BC is 4.2 centimeters. Find AB
Answer:
AB = 4.9cm
Step-by-step explanation:
We know
AC is 9.1 centimeters, and BC is 4.2 centimeters.
Find AB
We take
9.1 - 4.2 = 4.9cm
So, AB = 4.9cm
Which expression is equivalent to 4x^2 to the square root of 5x^4 • 3 to the square root of 5x^8 if x ≠ 0
Answer:
\(60x^8\\\)
Step-by-step explanation:
Lets simplify the square roots:
\(\sqrt{5x^4} = \sqrt5 * \sqrt{x^4} = \sqrt5 * x^2\)
\(\sqrt{5x^8} = \sqrt5 * \sqrt{x^8} = \sqrt5 * x^4\)
Lets multiply:
\(4x^2\sqrt5x^2 * 3\sqrt5x^4 = \\\\\) Combine like terms
\(12x^4\sqrt5 * \sqrt5x^4 =\) Combine like terms, simplify
\(12x^8*5 =\) Simplify
\(60x^8\)
-Chetan K
What is the slope of a line that is parallel to the graph of 5x+4y=6 text ? I DON'T NEED AN EXPLANATION JUST THE ANSWER QUICK
Given: The equation below
\(5x+4y=6\)To Determine: The slope of the line that is parallel to the graph of the given equation
Solution
Please note that two lines are parallel if their slopes are equal. Therefore, a line that is parallel to the given equation would have the same slope to the given
The slope can calculated as shown below
\(\begin{gathered} Slope-intercept\text{ form of a line is} \\ y=mx+c \\ m=slope \\ c=intercept\text{ on y-axis} \\ So, \\ 5x+4y=6 \\ 4y=6-5x \\ \frac{4y}{4}=\frac{6}{4}-\frac{5x}{4} \\ y=\frac{3}{2}-\frac{5}{4}x \\ y=-\frac{5}{4}x+\frac{3}{2} \\ Hence,slope\text{ is} \\ m=-\frac{5}{4} \end{gathered}\)Hence, the slope of a line parallel to the graph of 5x + 4y = 6 is - 5/4
one card is drawn from a pack of 52cards each of the 52 cards being equally likely to be drawn. what is the probability that the card drawn is a king?
The probability of drawing a king from a standard deck of 52 cards is 1/13.
In a standard deck of 52 playing cards, there are four kings: the king of hearts, the king of diamonds, the king of clubs, and the king of spades.
To find the probability of drawing a king, we need to determine the ratio of favorable outcomes (drawing a king) to the total number of possible outcomes (drawing any card from the deck).
The total number of possible outcomes is 52 because there are 52 cards in the deck.
The favorable outcomes, in this case, are the four kings.
Therefore, the probability of drawing a king is given by:
Probability = (Number of favorable outcomes) / (Number of possible outcomes)
= 4 / 52
= 1 / 13
Thus, the probability of drawing a king from a standard deck of 52 cards is 1/13.
This means that out of every 13 cards drawn, on average, one of them will be a king.
It is important to note that the probability of drawing a king remains the same regardless of any previous cards that have been drawn or any other factors.
Each draw is independent, and the probability of drawing a king is constant.
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12/x=4/3 help me what do x =
Answer:
x=9
Step-by-step explanation:
We cross multiply to get 4x=36. Divide both sides by 4 to get x = 9.
Hope it helped :)
Answer:
\( \boxed {\sf \: x = 9}\)
Let's Solve
\( \sf \: \frac{12}{x} = \frac{4}{3} \)\( \sf \: 12 \times 3 = 4 \times x\)\( \sf \: 36 = 4x\)\( \sf x = \frac {\cancel{36}} {\cancel{4} }\)\( \sf \: x = 9\)Hope It's Helps``
whats the 2 hidden numbers
Answer:
4,4
Step-by-step explanation:
Bottom number = 8.
4+4=8
Top number = 16.
4*4=16
Hence, 4,4 in the answer. Both sides are 4.
A gamer spinner, circle O, is divided into 3 regions as shown. RP is a diameter. what is the area of the shaded sector ROS if RP=8 in a m
we get that the radius is 4 and the angle is 135° which is radians 3/4 pi
so the area is
\(A=\frac{\pi}{2}\cdot4^2-\frac{\pi}{8}\cdot4^2=8\pi-2\pi=6\pi\approx18.85\)You decide to tell your fortune by drawing two cards from a standard deck of 52cards. What is the probability of drawing two cards of the same suite in a row? Thecards are not replaced in the deck.
There are 4 suits: hearts, diamonds, club, a spade. Each of them has 13 cards.
The probability of picking the first card from the deck of cards can be calculated using the formula:
\(\text{Probability = }\frac{Number\text{ of required outcome}}{Total\text{ number of possible outcome}}\)Hence:
\(\text{Probability = }\frac{13}{52}\)The probability of picking the second card from the same suite is:
\(\text{Probability = }\frac{12}{51}\)The probability of drawing two cards of the same suite is:
\(\begin{gathered} =\text{ }\frac{13}{52}\times\frac{12}{51} \\ =\text{ }\frac{156}{2652} \end{gathered}\)But there are four suites. Hence, the actual probability is:
\(\begin{gathered} =\text{ }\frac{156}{2652}\text{ }\times\text{ 4} \\ =\text{ }\frac{624}{2652} \end{gathered}\)The probability of drawing two cards of the same suite in a row is 624/2652
Write the solution to -9×+4<40??
Answer:
Simplifying
-9 + 4 = 40
Combine like terms: -9 + 4 = -5
-5 = 40
Solving
-5 = 40
Couldn't find a variable to solve for.
This equation is a the left and right sides are not equal, therefore there is no solution.
Hope This Helped
all the edges of a cube are expanding at a rate of 4 in. per second. how fast is the volume changing when each edge is 10in. long?
The rate at which the volume of the cube is changing is 1200 in³/seconds.
What is volume?Volume is the space occupied by a solid object.
To calculate the rate at which the volume of the cube is changing, we use the formula below.
Formula:
dV/dt = (dL/dt)×(dV/dL)................ Equation 1Where:
dV/dt = Rate at which the volume of the cube is changing dL/dt = Rate at which the edge of the cube is expandingdV/dL = Change in the volume of the cube with respect to the edge.From the question,
Given:
dL/dt = 4 in. per secondsL = 10 inIf, the volume of a cube is V = L³,
Then,
dV/dL = 3L² = (3×10²) = 300 in²Substitute these values into equation 1
dV/dt = 4×300dV/dt = 1200 in³/secondsHence, the rate at which the volume is changing is 1200 in³/seconds.
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The pair of points (5, 6) and (10, y) lie on a line with a slope of 4/5. Set up and solve for the missing y-value using the slope formula. Show all work.
Answer:
y = 10
Step-by-step explanation:
calculate the slope m of the 2 points using the slope formula and equate to the given slope.
m = \(\frac{y_{2}-y_{1} }{x_{2}-x_{1} }\)
with (x₁, y₁ ) = (5, 6 ) and (x₂, y₂ ) = (10, y )
m = \(\frac{y-6}{10-5}\) = \(\frac{y-6}{5}\)
equate this expression for m to the given m of \(\frac{4}{5}\)
\(\frac{y-6}{5}\) = \(\frac{4}{5}\) ( cross- multiply )
5(y - 6) = 20 ( divide both sides by 5 )
y - 6 = 4 ( add 6 to both sides )
y = 10
g(a)= a^6- 5a
f(a)=–2a +5
Find g(f(a))
Answer:
(-2a+5)^6-5(-2a+5)
Step-by-step explanation:
plug f(a) into g(a) where there is an 'a'
Solve for x in the equation 3x2-18x+5=47-
Ox-3+√23
Ox-3± √51
Ox-3+√41
O x-3+√5
Answer:
x = 3 ± √23
Step-by-step explanation:
Simplify the quadratic equation.
\(3x^2-18x+5 = 473x^2-18x+5-47 = 0\\3x^2-18x-42 = 0\\\\a = 3\\b = -18\\c = -42\\\\x = (-(-18)\pm\sqrt{ (-18)^2-4(3)(-42) )} \div 2(3)\\x = (18\pm\sqrt{ 324+504)} \div 6\\x = (18\pm\sqrt{ 828}) \div 6\)
Simplify further.
\(x = (18\pm\sqrt{ 23\times 36}) \div 6\\x = (18\pm6\sqrt{ 23}) \div 6\\x = 6(3\pm\sqrt{23}) \div 6\)
Thus, the solution is
x = 3 ± √23
Hope this helps.
x = 3 + √23 and x = 3 - √23 are the two solutions of the given quadratic equation.
What is a Quadratic equation?ax²+bx+c=0, with a not equals to 0 is a quadratic equation, which is a second-order polynomial equation in a single variable. It has at least one solution because it is a second-order polynomial equation, which is guaranteed by the algebraic fundamental theorem. The answer could be simple or complicated.
To solve for x in the equation 3x^2 - 18x + 5 = 47, we can begin by simplifying the equation:
\(3x^2 - 18x - 42 = 0\)
Next, we can divide both sides of the equation by 3 to get:
\(x^2 - 6x - 14 = 0\)
To solve for x, we can use the quadratic formula:
\(x =\frac{ (-b \pm \sqrt{(b^2 - 4ac))} }{ 2a}\)
In this case, a = 1, b = -6, and c = -14, so we have:
\(x = \frac{(-(-6) \pm \sqrt{((-6)^2 - 4(1)(-14)))}}{2(1)} \\x = \frac{(6 \pm \sqrt{(36 + 56))}}{ 2} \\x = (6 \pm \sqrt{92}) / 2\)
Simplifying the radical, we get:
x = (6 ± 2√23) / 2
Dividing both the numerator and denominator by 2, we get:
x = 3 ± √23
Therefore, the two solutions to the equation \(3x^2 - 18x + 5 = 47\) are x = 3 + √23 and x = 3 - √23.
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Consider the following assertion.
~(~p V q) => p V q
(a) Find a statement that is one step forward from the given.
(b) Find a statement that is one step backward from the goal. (Use the addition rule—in reverse—to find a statement from which the goal will follow.)
(c) Give a proof sequence for the assertion.
(d) Is your proof reversible? Why or why not?
Answer:(a)
One step forward from the given statement could be to simplify it to just "p V q".
(b)
One step backward from the goal statement "p V q" could be to add the assumption that "(~p V q) => p V q" to get "(~p V q) => (p V q)".
(c)
Proof sequence:
Given: (~p V q) => p V q
To prove: p V q
Assume ~p V q is true (as the antecedent of the implication)
Since ~p V q is true, either ~p is true or q is true.
If ~p is true, then p is false, but the disjunction p V q is true.
If q is true, then the disjunction p V q is true.
In either case, p V q is true.
Therefore, p V q is true under the assumption that ~p V q is true.
Since the assumption was arbitrary, we conclude that p V q is true regardless of the truth value of ~p V q.
(d)
The proof is not reversible because the contrapositive of the statement "p V q => (~p V q)" is not logically equivalent to the original statement "~p V q => p V q".
Step-by-step explanation:
(a)
One step forward from the given statement could be to simplify it to just "p V q".
(b)
One step backward from the goal statement "p V q" could be to add the assumption that "(~p V q) => p V q" to get "(~p V q) => (p V q)".
(c)
Proof sequence:
Given: (~p V q) => p V q
To prove: p V q
Assume ~p V q is true (as the antecedent of the implication)
Since ~p V q is true, either ~p is true or q is true.
If ~p is true, then p is false, but the disjunction p V q is true.
If q is true, then the disjunction p V q is true.
In either case, p V q is true.
Therefore, p V q is true under the assumption that ~p V q is true.
Since the assumption was arbitrary, we conclude that p V q is true regardless of the truth value of ~p V q.
(d)
The proof is not reversible because the contrapositive of the statement "p V q => (~p V q)" is not logically equivalent to the original statement "~p V q => p V q".