Answer:
it's an easy one
Step-by-step explanation:
1. combine those -->4v+4=16
2. subtract the like terms--> 4v=16-4--> 4v=12
3. divide--> v=12/4-->3
4. Answer--> v=3
Find the sum of the arithmetic sequence 1, 4, 7, 10, ...,94; n=32
Answer:
Step-by-step explanation:
hello :
the sum is : Sn = n/2(U1 + Un ) and U n = U1+(n-1)r
given : U1 = 1 r=4-1=7-4=...= 3 n= 32
so : U 32 = 1+(32-1)3= 94
S32 = 32/2 (1+94) = 1520
The Adams family drove 319 miles in 5.5 hours. At this same rate, how many miles would they drive in
3 hours?
A:164 B:174 C:180 D:144
5/8 entre 6 personas
Based on the information we can infer that 5/8 between 6 people is equal to 15/24.
How to divide 5/8 between 6 people?To calculate the part that corresponds to each person, divide the fraction 5/8 by the number of people, which in this case is 6. To simplify the fraction, you can reduce the numerator and denominator by dividing both by their maximum common factor, which is 3.
5 ÷ 3 = 1 and 2 remainder8 ÷ 3 = 2 and 2 remainder
So the fraction can be simplified to 1 2/8, which can also be expressed as 1 1/4 or 5/4 in its most simplified form. This means that each person would receive 5/4 of the original share, and since there are 6 people in total, you can multiply 5/4 by 6 to get the total share that corresponds to all 6 people:
(5/4) x 6 = 30/4 = 15/2 = 15/24
So each person would receive 15/24 of the original amount.
Note: Here is the question in English:
5/8 divided in 6 people
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Suppose a shipment of stereos contained 6% defectives. If a sample of size 285 is selected, what is the probability that the sample proportion will differ from the population proportion by less than 4%? Round your answer to four decimal places. 20 points.
Answer:
0.9954
Step-by-step explanation:
For normal distribution z score is
= \(\frac{\hat p-p}{\sigma p}\)
Population proportion (p) = 0.060
Sample size (n) = 285
the standard error of proportion is
= \(\sigma p = \sqrt{\frac{p\times (1 - p)}{n}}\)
After putting the values into the above formula we will get
= 0.0141
Probability as the sample proportion will different from the population proportion by lower than the 4% that is
Probability = P(0.02<X<0.1) = P(-2.84<Z<2.84) = 0.9977 - 0.0023
= 0.9954
A cake shop can make 240 boxes of cakes for 8 days. How many cakes can the shop make in 12 days?
Answer:
360 cakesStep-by-step explanation:
soln:onecake =240\8=30then 12 cakes =30×12=360Answer:
360
Step-by-step explanation:
240÷8days=30
30×12days=360
PLEASE HELP 50 POINTS!!
The sum of two consecutive numbers is 157. This equation, where n is the first number, represents the situation:
2n + 1 = 157.
What is the first number?
A. 77
B. 78
C. 79
D. 80
Can someone please provide a step-by-step explanation for the answer?
If the universe of discourse is the real numbers, give the truth value of each of the
following propositions:
(a) ∀x∃y(x = y²)
(b) ∀x∃y(x² = y)
(c) ∃x∀y(xy = 0)
(d) ∀x∃y(x + y = 1)
The Propositions are resulting
(a) ∀x∃y(x = y²) is False
(b) ∀x∃y(x² = y) is True.
(c) ∃x∀y(xy = 0) is True.
(d) ∀x∃y(x + y = 1) is True.
(a) ∀x∃y(x = y²)
This proposition states that for every x, there exists a y such that x is equal to y². To determine the truth value, we need to check if this statement holds true for every value of x.
If we take any positive value for x, we can find a corresponding value of y that satisfies the equation.
For example, if x = 4, then y = 2 satisfies the equation since 4 = 2². Similarly, if x = 9, then y = 3 satisfies the equation since 9 = 3².
Therefore, the proposition (a) is false.
(b) ∀x∃y(x² = y)
For any given positive or negative value of x, we can find a corresponding value of y that satisfies the equation.
For example, if x = 4, then y = 2 satisfies the equation since 4² = 2. Similarly, if x = -4, then y = -2 satisfies the equation since (-4)² = -2.
Therefore, the proposition (b) is true.
(c) ∃x∀y(xy = 0)
The equation xy = 0 can only be satisfied if x = 0, regardless of the value of y. Therefore, there exists an x (x = 0) that makes the equation true for every y.
Therefore, the proposition (c) is true.
(d) ∀x∃y(x + y = 1)
To determine the truth value, we need to check if this statement holds true for every value of x.
If we take any value of x, we can find a corresponding value of y that satisfies the equation.
For example, if x = 2, then y = -1 satisfies the equation since 2 + (-1) = 1. Similarly, if x = 0, then y = 1 satisfies the equation since 0 + 1 = 1.
Therefore, the proposition (d) is true.
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Identify a horizontal or vertical stretch or compression of the function f(x)= √x by observing the equation of the function g (x)=4 √x
Given:
The function f(x)= √x
The function g (x)=4 √x
Required:
Identify a horizontal or vertical stretch or compression of the functions.
Explanation:
The given functions are:
\(\begin{gathered} f\mleft(x\mright)=\sqrt{x} \\ g(x)=4\sqrt{x} \end{gathered}\)The function g(x) =4 f(x)
The graph of g(x) can be obtained by multiplying all the y-coordinates of points on the graph of f by a.
Here 4 > 1
By observation, we can say that the graph of g has undergone a vertical stretching by a factor of 4.
Final Answer:
The last op
On a number line, what is the distance between -9 and -5?
Answer:
The distance on a number line between -9 and -5 would be 4. This is kinda easy.
Step-by-step explanation:
A number line is just that – a straight, horizontal line with numbers placed at even increments along the length. The distance between -9 and -5 on a number line is 4 units.
What is a number line?A number line is just that – a straight, horizontal line with numbers placed at even increments along the length. It’s not a ruler, so the space between each number doesn’t matter, but the numbers included on the line determine how it’s meant to be used.
On a number line, the distance between any two points can be found by subtracting one number from another, then taking its absolute values of it.
Therefore, the distance between -9 and -5 on a number line can be written as,
Distance = |-9 - (-5)|
= |-9 + 5|
= |-4|
= 4
Hence, the distance between -9 and -5 on a number line is 4 units.
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Jeremiah buys lunch from the school cafeteria each day of school. He buys one slice of pizza and two bags of chips. The pizza costs p dollars and the chips cost c dollars. The expression 5(p + 2c) describes how much Jeremiah spends on school lunches for the week. What does 5 represent in this expression?
Answer:
5 repersents multiplycation of the numbers and varuable in the parenthaces
Step-by-step explanation:
I belive you are trying to find x so becuse the unknown varible P and C are in parethaces ( ) they would be added and multiplyed first so now we have 5 wich is outside the parenthaces and becuse theirs no sighns of addition or subtraction its multiplycation because its so close to another number or variable
Seven subtracted from seven times a number is 147. What is the number?
Answer:
I answered your duplicate question. Make sure to check out the answer, and I hope it helps!
Find the area devoted to each type of flower. Please help!! I will give Brainliest!!!
Answer:
Roses
4*8 = 32 ft²Zinnias
8*12 - 4*8 = 64 ft²Snapdragons
12*16 - 8*12 = 96 ft²Petunias
20*16 - 12*16 = 128 ft²Area of rectangle = length × width
Roses → 8 × 4 = 32 ft²
Zinnias → 12 × 8 - 8 × 4 = 64 ft²
Snapdragons → 12 × 16 - 12 × 8 = 96 ft²
Petunias → 20 × 16 - 12 × 16 = 128 ft²
HELP HELP WHATS THE ANSWER TO THIS HELP YOU'LL GET 50+ BRAINLIEST POINTS AND BRAINLIEST HELP PLS
Answer:
It says not a conic section
Step-by-step explanation:
A car dealership has been keeping detailed records of the colors of cars sold during the current year. This chart shows the probabilities for each color.
What is the probability that for the next two cars sold, the first will be black and the second will be silver?
The requried probability that for the next two cars sold, the first will be black and the second will be silver is 41%.
What is probability?Probability can be defined as the ratio of favorable outcomes to the total number of events.
To find the probability that a customer will purchase a silver or white car, we add the probabilities of each individual color:
silver = 23%
white = 18%
silver or white = 23% + 18% = 41%
So, the probability that a customer will purchase a silver or white car is 41%.
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35%of students wear glasses.There are 14 students who wear glasses.How many pupils are there in the class?
Answer: 40 pupils
Step-by-step explanation:
35 14
------- = --------
100 ?
find the denominator.
multiply 14 and 100:
14 x 100 = 1400
divide 1400 by 35
1400/35 = 40
Therefore there are 40 students
answer this question
Answer:
The smallest angle in this quadrilateral is 36°.
Step-by-step explanation:
\(x + 2x + 3x + 4x = 360\)
\(10x = 360\)
\(x = 36\)
So x, the smallest angle in this quadrilateral, is 36°.
Suppose the true value of a measurement is 276.6 cm. Which of the following represents the most positively biased, and imprecise group of measurements?
a. Out of 10 observations, 9 are 278 cm, and one is 279 cm.
b. Out of 20 observations, 5 are 268 cm, 5 are 259 cm, 5 are 248 cm, and 5 are 246 cm.
c. Out of 30 observations, 28 are 276.65 cm, 1 is 276.9 cm, and 1 is 277.0 cm.
d. Out of 20 observations, 5 are 281 cm, 5 are 286 cm, 5 are 291 cm, and 5 are 298 cm.
Answer:
c number is the answer of that question
help me please i really need help!
Answer:
51.3°
Step-by-step explanation:
tan y = 10/8 = 1.25
y = 51.3°
PLEASE ANSWER ASAP FOR BRAINESLT!!!!!!!!!!!!!!!!!!
Answer:
D
Step-by-step explanation:
Circumference = Pi * radius^2
The radius is half of the diameter, 23.
Answer:
It's c
Step-by-step explanation:
A)what height was the basketball thrown from? B)what is the maximum height the basketball went ?C)after how many seconds did the basketball reach its maximum height?D)how many seconds did it take for the basketball to hit the ground ? make sure you look at the exact value in the graph?pleaseeeeeeeeeeeeeeee
We have the following:
The questions can be found thanks to the graph of the statement
A)what height was the basketball thrown from?
The graph starts at the point (0, 6) therefore the basketball was thrown from 6 feet height
B)what is the maximum height the basketball went ?
The highest point of the graph is (2, 10), therefore the maximum height is 10 ft
C)after how many seconds did the basketball reach its maximum height?
The highest point of the graph is (2, 10), therefore the time it reached this height was 2 seconds
D)how many seconds did it take for the basketball to hit the ground ? make sure you look at the exact value in the graph?
The ground would be when the value of y is equal to 0, therefore according to the point (5.162, 0) the time was 5.162 seconds
00:00
Brandy made 7 batches of cookies. Each batch contained 12 cookies.
She put the same number of cookies in each of 5 bags. How many cookies were NOT put in bags?
16 cookies
12 cookies
4 cookies
2 cookies
Answer:
4 cookies
Step-by-step explanation:
The remainder of (7x12)/5 is your answer.
Pls Help this is Due TODAY! If you put a link I will report you!
Find the LCD ( Least common denominator) of the equation. The equation is in the picture below! \(\frac{3x-2}{8} +\frac{2-x}{4} = -\frac{1}{2}\)
Bill and ross are twins, their brother mark was born on the same day as twins but is three year older. if mark was born in 1990, in what year did the three boys get total age 21
Step-by-step explanation:
x = age of one of the twin boys
when they had together 21 years of age,
Bill was x years old
Ross was x years old
Mark was x+3 years old
so, we have
x + x + (x + 3) = 21
3x + 3 = 21
3x = 18
x = 6
Bill and Ross were 6 years old.
Mark was 6+3 = 9 years old.
Mark was born in 1990.
1990 + 9 = 1999
so, it was 1999 when they had together 21 years of age.
The thing that I need to know is the answer
Total number of letters = 11
There are some repititions. Letter E is repeated 3 times
The total number of arrangements would normally be n!. If there is a repitition of a particular letter r times, the total number of arrangements becomes
n!/r!
From the information given,
n = 11
r = 3
Thus,
number of arrangements = 11!/3!
number of arrangements = 6652800
How to calculate your bi-weekly paycheck based on 20 hour weeks at a rate of $9.00 per hour. Also, You will need to deduct Federal Income Tax (11.9%) , State Income Tax (3.6%), F.I.C.A (7.65%), and professional dues. Lastly you will need to look determine whether or not you will be able to pay your monthly car insurance bill of $200.00?
To calculate your bi-weekly paycheck, follow these steps:
Step 1: Calculate the gross earnings:
Multiply the number of hours worked per week by the hourly rate.
20 hours/week * $9.00/hour = $180.00/week
Step 2: Calculate the total earnings for two weeks:
Multiply the weekly earnings by the number of weeks in a bi-weekly pay period.
$180.00/week * 2 weeks = $360.00
Step 3: Calculate the deductions:
Calculate each deduction separately and subtract them from the gross earnings.
Federal Income Tax: $360.00 * 11.9% = $42.84
State Income Tax: $360.00 * 3.6% = $12.96
F.I.C.A: $360.00 * 7.65% = $27.54
Professional Dues: Amount varies depending on the specific dues.
Total Deductions: $42.84 + $12.96 + $27.54 + Professional Dues
Step 4: Calculate the net earnings:
Subtract the total deductions from the gross earnings.
Net Earnings = Gross Earnings - Total Deductions
Once you have the net earnings, you can determine if it is sufficient to cover your monthly car insurance bill of $200. If your bi-weekly net earnings are greater than or equal to $200, you will be able to pay your car insurance bill.
It is important to note that these calculations are based on the information provided, and actual tax rates and deductions may vary depending on your specific circumstances and location.
Additionally, professional dues may differ depending on your profession. It is recommended to consult with a tax professional or payroll department for precise calculations.
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Find the probability that a randomly
selected point within the square falls in the
red-shaded circle.
6
18
18
P =
The probability of landing on the red shaded circle is 6/18
Concept of probabilityProbability simply measures the chances at which an event could occur in a sample or population.
Mathematically, Probability is calculated thus:
P(X) = required outcome/ Total possible outcomesHere ,
Required = red circle = 6Entire circle = 18P(red circle ) = 6/18
Therefore, the probability is 6/18
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Assignments...
Library Search
Khan Academy
Estimate the solution to the system of equations.
You can use the interactive graph below to find the solution.
fy=
=−x+2
Get Al Guide
y = 3x -4
Donate
The solution of the given system of equations is (1, 2.5)
How to explain the equationFrom the graph attached, it van be seen that two intersecting lines represent the system of equations.
And the solution of the system of equations is a common point where these lines intersect.
The graph shows both the line are intersecting each other at (1, 2.5).
Therefore, the solution of the given system of equations will be (1, 2.5).
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0.6 written as a fraction is
Answer:
3/5
Step-by-step explanation:
The way you read a decimal fraction tells you how to write it with numbers.
0.6 = "six tenths" = 6/10
This can be reduced to 3/5.
an algorithm has n number of steps. which of the following would not be considered a reasonable number of steps?
As per the concept of algorithm, the reasonable number of steps is 2n.
The term algorithm in math is defined as the procedure for solving a mathematical problem in a finite number of steps that frequently involves repetition of an operation.
Here we have given that an algorithm has n number of steps.
Here we need to find the reasonable number of steps.
While we know the definition of algorithms, then her we need to understand the term reasonable time that is defined as the algorithms with a polynomial efficiency or lower are said to run in a reasonable amount of time.
So, the reasonable number of steps is 2n where n refers the number of steps.
Complete Question:
If an algorithm has n number of steps, then in find out the reasonable number of steps?
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what’s the x intercept of a table with 22,27,32
The x-intercept of the table of values is 12 or (12, 0).
How to Find the X-Intercept of a Table?To find the x-intercept of a table that represents a linear relationship between x and y, first write the equation that models the table.
To write the equation, first find the slope (m) using two pairs of values, say, (22, 36) and (27, 54)
Slope (m) = (54 - 36)/(27 - 22)
Slope (m) = 18/5
Write the equation that represents the table of values by substituting (a, b) = (22, 36) and m = 18/5 into y - b = m(x - a):
y - 36 = 18/5(x - 22)
To find the x-intercept, substitute y = 0 into the equation, y - 36 = 18/5(x - 22) to find the value of x:
0 - 36 = 18/5(x - 22)
-36 = 18/5(x - 22)
5(-36) = 18(x - 22)
-180 = 18(x - 22)
-180/18 = x - 22
-10 = x - 22
-10 + 22 = x
12 = x
x = 12
The x-intercept is 12 or (12, 0).
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