Answer:
\(825\text{ ways}\)Explanation:
Here, we want to get the number of ways in which the team of 6 will be selected
From the question, out of 6 males, 4 will be selected, while out of 11 females, 2 will be selected
To select r from a total of n, we use the following formula:
\(^nC_r\text{ = }\frac{n!}{(n-r)!r!}\)Selecting 4 out of 6, we have:
\(^6C_4\text{ = }\frac{6!}{(6-4)!4!}\text{ = 15}\)For the second part, we are selecting 2 out of 11, we have that as:
\(^{11}C_2\text{ = }\frac{11!}{(11-2)!2!}\text{ = 55}\)The total number of ways will be the product of the two as follows:
\(55\times15\text{ = 825 ways}\)Can someone answer and explain please ill mark brainliest
Answer:
x= d/ab - c/b
Step-by-step explanation:
i'm just assuming it's solving for X
Help Me Please!!!!!!!!!!!
Answer:
Have a good day
Step-by-step explanation: and so have a good day
What is the equation of the line in slope-intercept form?
Answer:
The equation of the line in slope-intercept form is:
y = x + 4
Step-by-step explanation:
The slope-intercept form of the line equation
\(y = mx+b\)
where
m is the slopeb is the y-interceptGiven the points on the line graph
(0, 4)(1, 5)Determining the slope between (0, 4) and (1, 5)
(x₁, y₁) = (0, 4)
(x₂, y₂) = (1, 5)
Using the formula
Slope = m = [y₂ - y₁] / [x₂ - x₁]
= [5 - 4] / [1 - 0]
= 1 / 1
= 1
Thus, the slope of the line = m = 1
We know that the value of the y-intercept can be determined by setting x = 0 and determining the corresponding value of y.
From the graph, it is clear
at x = 0, y = 4
Thus, the y-intercept b = 4
now substituting b = 4 and m = 1 in the slope-intercept form
y = mx + b
y = (1)x + 4
y = x + 4
Therefore, the the equation of the line in slope-intercept form is:
y = x + 4
A survey of 100 high school students provided this frequency table on how students get to school. What is the probability that a randomly selected student is a junior who takes the bus?
The probability of selecting a junior who takes the bus is P (Junior who takes the bus) = 12/200 = 0.06Hence, the probability that a randomly selected student is a junior who takes the bus is 0.06 or 6/100.
The given frequency table on how students get to school among the high school students is represented in the below table:Transportation Walk Bike BusDriveTotalGrade 9 11 10 14 15 50Grade 10 10 7 13 20 50Grade 11 8 6 12 24 50Grade 12 5 8 8 29 50 Total 34 31 47 88 200Given data from the above frequency table, we are interested in finding the probability of a randomly selected student being a junior who takes the bus.SolutionWe know that the total number of students is 200, and the total number of junior students is 50. Hence the probability of selecting a junior is P (Junior) = 50/200 = 0.25Similarly, the number of students who take the bus is 47 and the number of junior students who take the bus is 12.
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can someone help me with this
The sine equation for the object's height is given as follows:
d = -5sin(0.24t).
How to define the sine function?The standard definition of the sine function is given as follows:
y = Asin(Bx) + C.
The parameters are given as follows:
A: amplitude.B: the period is 2π/B.C: vertical shift.The amplitude for this problem is of 5 inches, hence:
A = 5.
The period is of 1.5 seconds, hence the coefficient B is given as follows:
2π/B = 1.5
B = 1.5/2π
B = 0.24.
The function starts moving down, hence it is negative, so:
d = -5sin(0.24t).
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I do not understand why the answer is a) for this equation: y'=2y+x. I assumed that the answer is c) or a), because numbers in the equation are positive, but I'm not sure this is the correct method here
The slope field for the differential equation would be D . Graph D .
What are slope fields ?A slope field provides a pictorial representation of differential equations that displays the magnitude and direction of the derivative or slope for solution curves at various points in the plane .
The length of line segments represents the magnitude, while the direction indicates the sign of the slope.
The equation given is y = 2 y + x which means that the slope is positive. This is why we can tell that Graph D has the correct slope field as it goes up for positive.
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If a person lent $500 at 24% simple interest per annum for 8 years, then what is the amount of
interest received by him at the end of 8 years?
The answer is $960, but I don't know how to solve it.
Since the mode is the most frequently occurring data value, it
Select one:
a. is always larger than the mean
b. can never be larger than the mean
c. must have a value of at least two
d. is always larger than the median
e. None of these answers is correct.
Any answer without justification will be rejected automatically.
The correct answer is option (e): None of these answers is correct.
The statement "the mode is the most frequently occurring data value" is true. However, none of the options provided accurately describes the relationship between the mode and the mean.
The mode and the mean are different measures of central tendency and can have different values. There is no general rule or guarantee that the mode will always be larger or smaller than the mean. The relationship between the mode and the mean depends on the specific dataset and its distribution. Therefore, none of the provided options correctly describes the relationship between the mode and the mean.
A portion is shown below. n/0.9= 0.6/2.7 what is the value of n???A. 0.2B. 0.3C. 1.2D. 1.8
Let's begin by identifying key information given to us:
\(\begin{gathered} \frac{n}{0.9}=\frac{0.6}{2.7} \\ \text{Cross multiply, we have:} \\ 2.7n=0.6(0.9) \\ \text{2}.7n=0.54 \\ \frac{2.7n}{2.7}=\frac{0.54}{2.7} \\ n=\frac{0.54}{2.7}=0.2 \\ n=0.2 \end{gathered}\)Hence, A is the correct answer
PLEASE HELP! DUE TODAY!!
SHOW WORK!!!!
Answer:
Step-by-step explanation:
The sum of the measures of angles DAC and CAB must equal the measure of angle DAB, since they are adjacent angles that share a common vertex, A. Therefore, we have:
(DAC) + (CAB) = (DAB)
Substituting the given values, we get:
(2y - 7) + (3y + 2) = (DAB)
Simplifying and solving for y, we get:
5y - 5 = (DAB)
y = (DAB + 5) / 5
Now we can find the measure of angle CAB by substituting y back into the given expression for CAB:
<CAB = (3y + 2) = 3[(DAB + 5)/5] + 2 = (3DAB + 17)/5
Therefore, the measure of angle CAB is (3DAB + 17)/5 degrees.
Sasha is 6 years older than Lena, and in 3 years Sasha will be twice Lena's age. What are their ages now?
Answer:
Lena is 3 now
Sasha is 9 now
Step-by-step explanation:
L = Lenas age
S = sasha age
Now
S = L+6
In 3 years
(S+3) = 2(L+3)
Substitute the first equation into the second
( L+6+3) = 2(L+3)
Combine like terms and distribute
L+9 = 2L+6
Subtract L from each side
L+9-L = 2L -L+6
Subtract 6 from each side
9-6 =L+6-6
Lena is 3 now
Sasha is L+3 = 3+6 = 9 now
what is the upper and lower quartile of this set of data?
15, 19, 10, 15, 31, 38, 41
-Lower Quartile: 19
Upper Quartile: 25
-Lower Quartile:25
Upper Quartile:38
-Lower Quartile:19
Upper Quartile: 38
-Lower Quartile:15
Upper Quartile:41
Answer:
lower quartile: 19
upper quartile: 38
Step-by-step explanation:
Answer:
c
Step-by-step explanation:
W तल दिइएका तथ्याङ्कको मध्यिका पत्ता लगाउनुहोस् । Find the median of the following data: 16, 15, 14, 18, 17, 20, 25 .00 16
Answer:
arrange in ascending order
14,15,16,17,18,20,25
there are odd number of terms so
median = (n+1/2) th observation
here n = 7 which is odd
therefore, 7+1/2 th observation
which is 4th observation
ans) 17
Use the number line below, where RS= 5y +5, ST = 4y + 8, and RT = 67.
a. What is the value of y?
b. Find RS and ST.
R
a. What is the value of y?
y = (Type an integer or a decimal.)
Answer:
y = 6RS = 35ST = 32Step-by-step explanation:
The segment sum theorem tells you the whole is the sum of the parts. That can be used to write an equation for y.
SetupRS +ST = RT
(5y +5) +(4y +8) = 67
SolutionSimplifying, we get ...
9y +13 = 67
9y = 54 . . . . . . . . subtract 13
y = 6 . . . . . . . . . divide by 9
RS = 5y +5 = 5·6 +5 = 35
ST = 4y +8 = 4·6 +8 = 32
The values of interest are ...
y = 6RS = 35ST = 32Perform the following operation. Write the answer in scientific notation.
0.008/40,000
(Use the multiplication symbol in the math palette as needed.)
Answer:
8.0 × 10^-3 ÷ 4.0 × 10^4
= 2.0 × 10^-3-4
= 2.0 × 10^-7
or 0.0000002
my dad is designing a new garden. he has 21 feet of fencing to go around the garden. he wants the length of the garden to be 1 1/2 feet longer than the width. how wide should he make the garden?
Answer:
21=2w+2w+3 18=4w w=4.5
Solve 5x + 2 = 22 please help
Answer:
x=4
Step-by-step explanation:
5x+ 2 = 22
-2 -2
5x= 20
divide by 5 on both sides
x=4
sale of eggs that are contaminated with salmonella can cause food poisoning in consumers. a large egg producer takes an srs of 200 eggs from all the eggs shipped in one day. the laboratory reports that 9 of these eggs had salmonella contamination. unknown to the producer, 0.1% (one-tenth of 1%) of all eggs shipped had salmonella. identify the population, the parameter, the sample, and the statistic.
The simple random sample of 200 eggs
Statistic=Proportion of eggs in the sample that contain salmonella.
p = 0.045
The population is the individuals that are being studied.
population=All eggs in one day
A sample is the part of the population of which information was actually collected.
Sample=The simple random sample of 200 eggs
A parameter is a descriptive measure for a population.
Parameter=Proportion of eggs shipped that day that contain salmonella.
p = 0.1 % =0.001
A statistic is a descriptive measure for a sample.
STATISTIC=Proportion of eggs in the sample that contain salmonella.
p=9÷200 = 0.045
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what is the volume in milliliters of a 0 350 m koh
The volume of KOH needed for complete neutralization is 2.143 ml
Elaborating the neutralization reaction :Complete neutralization reaction is given below as
H₂SO₄ + 2KOH --------->
K₂SO₄ + 2H₂O
Acid to base ratio, na : nb = 1 : 2
where; is the concentration of the acid ( H₂SO₄) = 0.25 M is the concentration of the base (KOH) = 0.35 M is the volume of the acid = 15 ml is the volume of the base = ?
The volume of KOH needed for complete neutralization is 2.143 ml
What is neutralization reaction?A neutralization reaction is a chemical process in which an acid and a base combine to produce salt and water as the end products. H+ ions and OH- ions combine to generate water during a neutralization process.
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Complete the equation to show how to use the distributive property to express the sum of 30 + 45
with a greatest common factor
30 + 45 = ____ ( ____ + ____ )
Answers
15(2 + 3)
5(6 + 9)
75
1,350
NEED HELP ASAP!!! Use complete sentences to describe why squrt -1 ≠-squrt 1
Answer:
Step-by-step explanation:
Because;
\(\sqrt{-1}=\iota\)
while;
\(-\sqrt{1} =-1\)
An arithmetic sequence has this recursive formula:(a₁ = 5an = an-1-4What is the explicit formula for this sequence?O A. an=5+ (n − 1)(-4)OB. an=5+ (n −4)(-1)OC. an= (-4) + (n-1)5O D. an= (-1) + (n - 5)(-4)
Answer:
A. an = 5 + (n - 1)(-4)
Explanation:
The explicit formula of an arithmetic sequence has the form
an = a1 + (n-1)d
Where a1 is the first term and d is a common difference.
Now, the recursive formula is
a1 = 5
an = a(n-1) - 4
So, we know that a1 = 4 and d = -4 because the common difference is the difference between two consecutive values.
Then, the explicit formula is
an = 5 + (n - 1)(-4)
So, the answer is A
In a recent survey of 36 people, 18 said that their favorite color of car was blue.
What percent of the people surveyed liked blue cars? Explain your answer with every step you took to get to it.
Answer: The percentage of people surveyed who liked blue cars is 50%.
Step-by-step explanation:
Total number of people partaking in survey= 36
number of people who like blue cars= 18
therefore, fraction of people who liked blue cars= \(\frac{18}{36}\)
hence, percentage of people who liked blue cars= (18/36)*100 %
= 50%
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Answer:
Percentage of people who like blue-coloured cars is 50%
Number of people who were surveyed=36
Number of people who like blue-colored cars=18
Therefore, Percentage of people who like blue cars= (Number of people who like blue cars/ Number of people who were surveyed)*100
=(18/36)*100
=50%
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Find the absolute maxima and minima for f(x) on the interval [a, b]. f(x) = 2x3 − 6x2 − 18x − 4, [−10, 10]
Answer:
Step-by-step explanation:
Given the function
f(x) = 2x3 − 6x2 − 18x − 4 on the interval [-10, 10]
At the end point x = -10
f(-10) = 2(-10)³ − 6(-10)² − 18(-10) − 4
f(-10) = 2(-1000)-6(100)+180-4
f(-10) = -2000-600+176
f(-10) = -1824
At the end point x = 10
f(10) = 2(10)³ − 6(10)² − 18(10) − 4
f(10) = 2(1000)-6(100)-180-4
f(10) = 2000-600-184
f(10) = 1400-184
f(10) = 1216
Hence the absolute minimum is at f(x) = -1824 and maximum is at f(x) = 1216
CAN SOMEONE HELP WITH THIS QUESTION?
We can use the given formula for the rate of change of the weight of the solid to estimate the amount of solid 1 second later.
If there is 6 grams of solid at time t, then f(t) = 6 g.
To estimate the amount of solid 1 second later, we can use the derivative formula:
f'(t) = −2f(t)(5+ f(t))
We want to estimate the value of f(t+1), which represents the weight of the solid 1 second later.
To do this, we can use Euler's method, which is an approximation method for solving differential equations.
Euler's method uses the formula:
f(t+1) ≈ f(t) + f'(t)Δt
where Δt is the time step (in minutes).
Since we want to estimate the amount of solid 1 second later, we can set Δt = 1 minute.
Plugging in the values for f(t) and f'(t), we get:
f(t+1) ≈ f(t) + f'(t)Δt
f(t+1) ≈ 6 - 2(6)(5+6)
f(t+1) ≈ -66
Therefore, the estimated weight of the solid 1 second later is -66 grams. However, this result does not make physical sense since weight cannot be negative.
It is possible that the given formula for f'(t) does not accurately describe the behavior of the solid, or that there was an error in the calculation.
or maybe im just bad at maths
write an equation of the line in slope-intercept form where slope equals 1/4 and y-intercept equals 0, - 5
Answer:
\(y=\frac{1}{4}x-5\)
Step-by-step explanation:
Write an equation of the line in slope-intercept form where slope equals 1/4 and y-intercept equals 0, - 5
Slope-intercept form: y = mx + b
m = slope
b = y-intercept (when x = 0)
Ex:
y = 5x + 2
m = 5b = (0, 2)For our problem:
\(y=\frac{1}{4}x-5\)
m = \(\frac{1}{4}\)b = (0, -5)Hope this helps!
log_c(A)=2
log_c(B)=5,
solve log_c(A^5B^3)
We know that \(\log_a(bc)=\log_a(b)+\log_a(c)\).
Using this rule,
\(\log_c(A^5B^3)=\log_c(A^5)+\log_c(B^3)\).
We also know that \(\log_c(a^b)=b\log_c(a)\).
Using this rule,
\(\log_c(A^5)+\log_c(B^3)=5\log_c(A)+3\log_c(B)\)
Now we know that \(\log_c(A)=2,\log_c(B)=5\) so,
\(5\cdot2+3\cdot5=10+15=\boxed{25}\).
Hope this helps :)
what percent of 75 is 57?
Answer:
76%
Step-by-step explanation:
57/75
(57 X 100)/ 75
5700/75
1900/25
76/1
76
13.026 in decimal form
Answer:
Write 13.026 as
13.026
1
Multiply both numerator and denominator by 10 for every number after the decimal point
13.026 × 1000
1 × 1000
=
13026
1000
Reducing the fraction gives
6513/500
Step-by-step explanation:
If f(x)=x^5+5x^3+4, what is the remainder when f(x) is divided by x-2?
By the polynomial remainder theorem, the remainder is
f (2) = 2⁵ + 5×2³ + 4 = 32 + 40 + 4 = 76
(The theorem says a polynomial p(x) has remainder p(c) upon dividing it by x - c.)