Answer:
11C3*11C4 = 165*330 = 54,540 ways
Step-by-step explanation:
if you multiply/divide 11C3 and 11C4 you will get 165 if you also multiply/divide 165 and 330 equals to 54,540 ways
I hope I answer your question correctly.
Distance for Speed of 55 mi/h
Given the speed = 55 mi/h
Let the time = t
And the distance = d
so,
speed = distance over the time
So,
\(\begin{gathered} 55=\frac{d}{t} \\ \\ d=55t \end{gathered}\)so, the distance for a speed of 55 mi/hr will be given using the following equation:
\(d(t)=55t\)hi, can you help me answer this question, please, thank you:)
SOLUTION
(a) The probability of at least 4 girls means the probability of getting 4 girls or the probability of getting 5 girls.
Using binomial probability formula
\(^nC_x\times p^x\times q^{n-x}\)Where p is the probability of success,
q = probability of failure
n = number of outcomes
x = number of successful events.
Probability of getting 4 girls means 4 success (4 girls) and 1 failure (1 boy)
So,
\(\begin{gathered} ^nC_x\times p^x\times q^{n-x} \\ ^5C_4\times(0.5)^4\times(0.5)^{5-4} \\ ^5C_4\times(0.5)^4\times(0.5)^1 \\ =0.15625 \end{gathered}\)Probability of getting 5 girls means all 5 success (5 girls) and 0 failure (0 boy)
So, we have
\(\begin{gathered} ^5C_5\times(0.5)^5\times(0.5)^{5-5} \\ ^5C_5\times(0.5)^5\times(0.5)^0 \\ =0.03125 \end{gathered}\)So, The probability of at least 4 girls becomes
\(\begin{gathered} 0.15625+0.03125 \\ =0.1875 \end{gathered}\)Therefore, the answer is 0.1875
(b) Probability of at most 4 girls is 1 - the probability of 5 girls
\(P(at\text{ most 4 girls) = 1 - P(5 girls) }\)P(5 girls) = 0.03125
So
\(\begin{gathered} P(at\text{ most 4 girls) = 1 - P(5 girls) } \\ P(at\text{ most 4 girls) = 1 - }0.03125 \\ =0.96875 \end{gathered}\)Therefore, the answer is 0.9688 to four decimal places
Solve and graph. |3x+6/9|>=2
The solution to the inequality expression is -8/9 ≤ x ≥ 4/9
How to solve and graph the inequality expressionFrom the question, we have the following parameters that can be used in our computation:
|3x + 6/9| ≥ 2
Expand the inequality expression
So, we have
-2 ≤ 3x + 6/9 ≥ 2
Subtract 6/9 from both sides
So, we have
-24/9 ≤ 3x ≥ 12/9
Divide through the equation by 3
-8/9 ≤ x ≥ 4/9
Hence, the solution to the inequality expression is -8/9 ≤ x ≥ 4/9
The graph is attached
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This graph shows a proportional relationship.
What is the constant of proportionality?
The constant of proportionality is a crucial aspect of a proportional relationship, as it tells us how much one variable changes in relation to the other. It can be calculated from the equation of the relationship, or from the slope of the graph if it is a linear relationship.
A proportional relationship is a mathematical equation that expresses two variables that are in proportion to one another. In this type of relationship, if one variable is multiplied by a certain constant factor, then the other variable will be multiplied by the same constant factor. For example, if the cost of 3 books is $15, then the cost of 6 books will be $30. In this case, the number of books and the cost of the books are in proportion to one another.
The constant of proportionality is the constant factor by which the two variables are multiplied to obtain each other. In other words, it is the ratio between the two variables that remain constant in a proportional relationship. It can be represented by the letter k, and is calculated by dividing one variable by the other.
To find the constant of proportionality from a graph, we need to look at the slope of the line. The slope is the ratio between the change in the y-values and the change in the x-values, which is also known as the rise over run. If the graph shows a proportional relationship, then the slope will remain constant throughout the graph.
For example, if the graph shows the relationship between the number of hours worked and the amount of money earned, and the slope is 10, then the constant of proportionality is 10. This means that for every hour worked, the person earns $10. The equation for this proportional relationship can be written as y = 10x, where y represents the amount of money earned and x represents the number of hours worked.
In conclusion, the constant of proportionality is a crucial aspect of a proportional relationship, as it tells us how much one variable changes in relation to the other. It can be calculated from the equation of the relationship, or from the slope of the graph if it is a linear relationship.
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Historically, two rival teams have been closely matched, and during a regular season, they play each other
twice. The probability that Team A wins the first game is 0.45. If Team A wins the first game, the probability
that they also win the second game is 0.30. If they lose the first game, the probability that Team A wins the
second game is 0.65. For parts (a-d), do not round your answers. For part (e) round your answer to three
decimal places. (11 pts)
a) Create a tree diagram for the scenario above.
b) What is the probability that Team A wins both games?
c) What is the probability that Team A wins exactly one game?
d) What is the probability that Team A wins the second game?
e) Given Team A wins the second, what is the probability they won the first game?
Answer:
d is what I have for my answer
Jose is going hiking for 5 days. He packed 8 bags of trail mix to eat along the way.
Jose wants to eat all the trail mix without having any left over. He also wants to eat
the same amount every day. Use division to help Jose calculate how much he can
eat every day
Answer:
1.6
Step-by-step explanation:
since it is 5 days and you are splitting the traik mix
divided the amount of trail mix by the day
Answer:
The answer is D
Step-by-step explanation:
Find the domain of the inverse function w-1 (x) . Express your answer as in inequality
Answer:
ANSWER
Step-by-step explanation:
Without knowing the specific function w(x), it is impossible to determine the domain of the inverse function w^-1(x). However, in general, the domain of an inverse function is the range of the original function, and vice versa.
If we assume that w(x) is a one-to-one function (which is necessary for it to have an inverse function), we can determine the range of w(x) and use it to find the domain of w^-1(x).
For example, if we know that w(x) is a function that takes all real numbers except x=2, then the range of w(x) is (-∞,2) U (2,∞). The domain of w^-1(x) is then the same as the range of w(x), which is (-∞,2) U (2,∞). Therefore, the domain of w^-1(x) is x ≠ 2.
Without more information about w(x), we cannot determine the domain of w^-1(x) more precisely.
PLS HELP FOR REAL!!! WHAT IS THE ANSWER FOR THE 2nd ONE!! I NEED AN EXPLANATION AND ANSWER FOR IT! HUGE POINTS IF ANSWER!
Answer:
76ft^3
Step-by-step explanation:
Volume of a cube is Length x Width x Height, basically: 4 x 4 x 4 which is 64 ft^3. Add that to the small box gives you 64 + 12 or just 76 ft^3
PR and SU are parallel lines. Which angles are corresponding angles?
Given
PR and SU are parallel lines.
To find the pair of corressponding angles.
Explanation:
From, the figure,
Since PR and SU are parallel and the corressponding angles lie in the same corner.
Then,
\(\begin{gathered} \angle PQO,\angle STQ \\ \text{are corressponding angles.} \end{gathered}\)Hence, the answer is Option c).
what decimal is equivalent to 41 over 100 (pls keep it simple i am only in 5th grade )
Answer: 0.41
Step-by-step explanation:
To find the decimal point of a fraction, divide the numerator (the top half of the fraction) by the denominator (the bottom half of the fraction).
41 over 100 as a decimal point would be 41 divided by 100
Which produces the equivalent decimal, 0.41
P.S this is also how you find the percent of a number. To get the percent, move the decimal point 2 digits over (0.41 to 41.) and then add the percentage sign to the end of the number (41%)
0.41 = 41%
so 41 over 100 is 0.41, and 41 is also 41% of 100 (per cent means per 100)
Best of luck in 5th grade :)
5.
In rhombus QRST diagonals RT and QS are drawn. If m
then which of the following is the measure of
a 76
b 90
C 38
d 48
HELP ME PLEASE !!! thank you
Answer:
<STR = 38degrees
Step-by-step explanation:
Find the diagram attached
Complete Question:
In Rhombus QRST, diagonals RT and QS are drawn. If m<TSR = 104°, then which of the following is the measure of <SRT?
Sicne triangle STR is isosceles, hence the base angles are equal. Let the base angles be y
y+y+104 = 180
2y = 180-104
2y = 76
y = 38degrees
Since <STR = y, hence the measure of <STR = 38degrees
help plsssss rnnnrnnnn
Answer:
66
Step-by-step explanation:
Since the triangels are similar, 3x+18=4x+2.
Let's solve that.
3x+18=4x+2
16=x
THIS IS NOT THE VALUE OF THE ANGLE! We have to plug x into one of the equations to find the answer.
3(16)+18=66
How many solutions are there to this nonlinear system?
Answer: There are three possible types of solutions for a system of nonlinear equations involving a parabola and a line.
Step-by-step explanation: hope this helps
You would like to have $20,000 to use a down payment for a home in five years by making regular, end-of-month deposits into an annuity that pays 6% interest compounded monthly.
How much should you deposit each month?
Round your answer to the nearest cent. Do not include the dollar sign in the answer box below.
The calculation of this can be done by first determining the future value of the monthly payments of $327.50
The future value of an annuity can be determined using a financial calculator, mathematical formula, or spreadsheet software. The future value of an annuity is calculated by multiplying the periodic payment amount by the future value factor,
which is based on the number of payments and the interest rate.For example, suppose we want to know the future value of a $500 end-of-month deposit into an annuity that pays 6% interest compounded monthly for five years.
The future value factor for 60 periods at 0.5 percent per month is 80.9747, which can be multiplied by the monthly deposit amount to find the future value of the annuity.500 × 80.9747 = 40,487.35
This means that a $500 end-of-month deposit into an annuity paying 6% interest compounded monthly for five years will have a future value of $40,487.35.
Therefore, to accumulate a $20,000 down payment for a home in five years, you would need to deposit $327.50 per month into the annuity.
for 60 months using the formula and then solving for the monthly payment amount where FV = $20,000 and n = 60, r = 0.5%.FV = PMT [(1 + r)n – 1] / r$20,000 = PMT [(1 + 0.005)60 – 1] / 0.005PMT = $327.50 (rounded to the nearest cent).
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What is the solution of (4x-16)1/3=36
(4x-16)/3 = 36
4x-16 = 108
4x = 108+16
4x = 124
x = 124/4
x = 31
Answer:
x = 31
Step-by-step explanation:
=> \((4x-16)\frac{1}{3} = 36\)
Multiplying 3 to both sides
=> \(4x-16 = 36*3\)
=> 4x-16 - 108
Adding 16 to both sides
=> 4x = 108+16
=> 4x = 124
Dividing both sides by 4
=> x = 31
Solve for x and graph the solution on the number line below.
The solution of the inequality is 8 ≥ x or x > 10. The graph of the solution is attached
How to solve for x and graph the solution on the number line?An inequality compares two values, showing if one is less than, greater than, or simply not equal to another value e.g. 5 < 6, x ≥ 2, etc.
Solving for x:
11≥ 2x - 5 or 2x - 5 > 15
Collect like terms:
11 + 5 ≥ 2x or 2x > 15 + 5
16 ≥ 2x or 2x > 20
8 ≥ x or x > 10
Note: 8 ≥ x can also be written as x ≤ 8
We can combine the two as follow:
Inequality notation: 8 ≥ x > 10
The graph of the solution is attached
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A farmer needs to fence a rectangular piece of land. She wants the length of the field to be 80 feet longer than the width. If she has 1080 feet of fencing material, what should be the length and width of the field?
The width of the field is 230 feet and the length is 310 feet.
Let's denote the width of the field as "x" feet.
The length of the field is 80 feet longer than the width, so it can be represented as "x + 80" feet.
To find the total amount of fencing material needed, we sum up the lengths of all four sides of the rectangular field:
2(length) + 2(width) = perimeter
Substituting the given values:
2(x + 80) + 2(x) = 1080
2x + 160 + 2x = 1080
4x + 160 = 1080
4x = 920
x = 920/4
x = 230
Therefore, the width of the field is 230 feet.
Now we can find the length by adding 80 feet to the width:
Length = Width + 80 = 230 + 80 = 310 feet.
So, the width of the field is 230 feet and the length is 310 feet.
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help pleaseeeeeeeeeeeeeeeeeeeee
Answer:
Only 2 people out of each class Has overdue books so it will be 14 So it was to high :/
Step-by-step explanation:
Answer: I presume Jasmine is
Step-by-step explanation: if there are 24 due books that means there are 84 student, which isn’t that many
Liam opened a savings account and deposited \$6000$6000dollar sign, 6000. The account earns 5\%5%5, percent in interest annually. He makes no further deposits and does not withdraw any money. In ttt years, he has \$8865$8865dollar sign, 8865 in this account.
Write an equation in terms of ttt that models the situation.
Answer:
8865= 6000 * 1.05\(x^{ttt}\)
Step-by-step explanation:
if it is compound interest you multiply initial saving by 1.05 as this is and increase by 5% to the power of the number of years he has saved for.
8865= 6000 * 1.05\(x^{ttt}\)
1.4775=1.05\(x^{ttt}\)
to find ttt:
\(log _{1.05}\)\(1.4775= 8.0006=8\)
thus ttt= 8 years
Question 5 Piecewise graphs. Graph each of the given functions. Be sure to clearly indicate possible points that may be significant. 2 (a) f(x) = x^2 +1
The function f(x) = x^2 + 1 can be graphed using the coordinates (x, y) where x is the x-coordinate, and y is the y-coordinate.
This function can be written as y = x^2 + 1. Using this equation, we can plot the graph of the function. To plot the graph, we need to plot points on the x-axis and y-axis. The x-axis is the horizontal line and the y-axis is the vertical line.
For example, let us take a point x = 0. Substituting x = 0 in the equation f(x) = x^2 + 1, we get y = 0^2 + 1, which is equal to 1. So, we can plot the point (0,1) on the graph. Similarly, we can plot the point (1,2), (2,5), (3,10), (4,17), (5,26), and so on.
By plotting all these points, we can get the graph of the function f(x) = x^2 + 1. This graph is a parabola with vertex at (0,1). It is an increasing function, which means that as the value of x increases, the value of y also increases. The graph is also symmetric about the y-axis.
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Consider that AQRS is similar to ALMN and the measure of ZN is 42°. What is the measure of 2S?
A)
42°
B)
48°
56
D)
589
Answer:
A
Step-by-step explanation:
answer each question with work and reasoning
Answer:
30
Step-by-step explanation:
2 + 3 = 6
6 x 10 = 30
30 snowmen
- Darrell Morris has a family plan. The HMO annual premium is $12,240. The employer pays 90% of the cost.
a) How much is Darrell's annual contribution? b) How much is his semimonthly deduction?
Answer:The employer pays .90 * 12240 = $ 11016. The emplyee pays .10 *12240 = $ 1224 = annual contribution. Contribution rate = (100% - 90%) = 10%.
Step-by-step explanation:
Answer:
a) $1,224
b) $51
Step-by-step explanation:
a) To calculate Darrell's annual contribution, we need to determine the portion he pays out of the total premium.
Given that the employer pays 90% of the cost, Darrell is responsible for the remaining 10%.
Annual contribution = Total premium × 10%
= $12,240 × 0.10
= $1,224
Therefore, Darrell's annual contribution is $1,224.
b) To find Darrell's semimonthly deduction, we divide his annual contribution by the number of semimonthly periods in a year.
Number of semimonthly periods in a year = 12 (months) × 2 (semimonthly periods per month) = 24
Semimonthly deduction = Annual contribution / Number of semimonthly periods
= $1,224 / 24
= $51
Therefore, Darrell's semimonthly deduction is $51.
Hope this helps!
Only 35 people out of the 250 to whom the offer was made refused it .What percent refused it?
The percent of people who refused the offer is derived as 14%.
Calculating the percentTo calculate the percentage, we multiply the total number of people to whom the offer was made by 100 and divided by the number of people who refused the offer.
percent of people who refused the offer = [(250 × 100)/25]%
percent of people who refused the offer = [250000/25]%
percent of people who refused the offer = 14%
Thus, the percent of people who refused the offer is calculated to be 14% of the 250 people whom the offer was made.
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Need help on please
Answer:
12
Step-by-step explanation:
The figure is a right triangle with hypotenuse = QS
The base from the graph = 4 units
(or you can just subtract the x-coordinates 2 - (-2) = 4)
The height from the graph is 3 units
(Or you can subtract the y-coordinates: 1 - (-2) = 3)
Since this is a right triangle the square of the hypotenuse = sum of squares of the other two sides
QS² = 3² + 4² = 9 + 16 = 25
QS, the hypotenuse = √25 = 5
The perimeter = sum of the sides = 3 + 4 + 5 = 12 units
Pls help me find the surface are and volume
Let me solve it down for you :)
Surface area:The shape is a cuboid, so its dimensions will be:
Length (L) = 12mBreadth (B) = 5m Height (H) = 10m\( \sf \: Surface \: area \: of \: cuboid = 2(lb + bh + hl)\)
\( \sf \: S.A. = 2(12 \times 5 + 5 \times 10 + 12 \times 10)\)
\( \sf \: S.A. = 2(60+ 50 + 120)\)
\( \sf \: S.A. = 2(230)\)
\( \sf \: S.A. = 460 \: {m}^{2} \)
Volume:Dimensions of the cuboid:
Length (L) = 12mBreadth (B) = 5m Height (H) = 10m\( \sf \: Volume = l \times b \times h\)
\( \sf \: Volume = 12\times 5 \times 10\)
\( \sf \: Volume = 600 \: {m}^{3} \)
Convert m to cm, according to the question:
600 Cubic meter =
600,000,000 Cubic Centimeters
It's an overcast day in Hayward and you're waiting for AC Transit 97 Bus Line to show up. Your weather app says there's a 30% chance of rain that day. You know that if it rains, the probability that the bus runs late is 40%. If it doesn't rain, the probability that the bus runs late is only 15%. Use proper notation to state the probabilities. (a) What is the probability that it will rain and the bus will be late? (b) What is the probability that the bus will be late? (c) Given that the bus ran late, what was the probability that it was not raining?
Answer:
a
\(P(r n L) = 0.12\)
b
\(P(L) = 0.225\)
c
\(P(\= r | L) = 0.4667 \)
Step-by-step explanation:
The chance that it will rain is \(P(r ) = 0.30 \)
The chance that it does not rain is \(P(\= r ) = 1 - P(r ) \)
\(P(\= r ) = 1 -0.30 \)
\(P(\= r ) = 0.70 \)
The probability that the bus run late if it rains is \(P(L | r) = 0.4\)
The probability that the bus run late if it does not rain is \(P(L | \= r) = 0.15\)
Generally the probability that it will rain and the bus will be late is mathematically represented as
\(P(r n L) = P(L | r) * P(r)\)
=> \(P(r n L) = 0.4 * 0.30\)
=> \(P(r n L) = 0.12\)
Generally the probability that the bus will be late is mathematically represented as
\(P(L) = P(r) * P(L|r) + P(L | \= r) * P(\= r)\)
=> \(P(L) = 0.30 * 0.4 +0.15*0.70\)
=> \(P(L) = 0.225\)
Generally given that the bus ran late, the probability that the bus it was not raining is mathematically represented as
\(P(\= r | L) = 1- P(r | L )\)
Here \(P(r | L ) = \frac{P(r n L)}{P(L)}\)
=> \(P(r | L ) = \frac{0.12}{0.225}\)
=> \(P(r | L ) = 0.533 \)
So
\(P(\= r | L) = 1- 0.533\)
=> \(P(\= r | L) = 0.467 \)
The length of a rectangle is I yd more than double the width, and the area of the rectangle is 28 yd. Find the dimensions of the rectangle.
Answer:
width = 7/2
length = 8
Step-by-step explanation:
what is the answer to (4i+8)-(5i-5)
Answer:
Step-by-step explanation:
(4i+8)-(5i-5) = 4i + 8 - 5i + 5 = -i+13
hi! ❤️ pls help here thanks!
Answer:
<N is corresponding to <P and <P and <L correspond
Step-by-step explanation:
Corresponding angles: any pair of angles each of which is on the same side of one of two lines cut by a transversal and on the same side of the transversal.
To improve understanding of this topic look up corresponding angles and go to pictures. I believe it shows a more clear example
Hope this helps :D