Step-by-step explanation:
So 300% is the same as the fraction 300/100. Cancel the zeros and you find 3/1, which is just 3.
Miguel earns $12 per day to walk their dogs.
Savannah gets $8 for allowance each week and gets paid $8 each day for watering the plants and collecting the mail while her neighbors are on vacation.
Write an equation for each situation using x for time and y for money.
Answer:
Miguel- 12x
Savanna=8x+8x=16x
Step-by-step explanation:
For miguel, he gets 12 dollars for walking the dogs for x weeks. and for savannah she gets paid 8 dollars each week as allowance for x weeks. and gets paid 8 dollars for x day for watering the plants.
hope it helps :)
HELP PLEASE I HAVE 5 MINUTES PLEASE HELP! (IGNORE THE HIGHLIGHTED ANSWER I PRESSED IT ON ACCIDENT)
i think its b
sorry if im wrong..
Answer:
The highlighted one is correct
Step-by-step explanation:
That scenario is the only one that makes sense when less of "y" causes more of "x"
:)
48 is divided by 3 times the difference of 15 and 11
Answer:
The difference between 15 and 11 is 4.
So, 3 times the difference of 15 and 11 is 3 x 4 = 12.
Therefore, 48 divided by 12 is 4.
So the answer is 4.
The answer is:
⇨ 48/3(15 - 11)Work/explanation:
The difference of 15 and 11 means you subtract 15 and 11.
You get:
15 - 11
which is 4.
Now, 3 times that is: 3(15 - 11).
which is 3 times 4, which is 12.
Finally, we divide 48 by all this.
\(\bf{\dfrac{48}{3(15-11)}}\)
which is 4.
Hence, the answer is 48/3(15 - 11).if you evaluate you get 4.
In space, how many planes can be perpendicular to a given line at a given point on that line in space?
A. 1
B.0
C. 3
D. infinitely many
In space, there can be infinitely many planes that are perpendicular to a given line at a given point on that line.
The correct answer is Option D.
The key concept here is that a plane is defined by having at least three non-collinear points.
When a line is given, we can choose any two points on that line, and then construct a plane that contains both the line and those two points. By doing so, we ensure that the plane is perpendicular to the given line at the chosen point.
Since we can select an infinite number of points on the given line, we can construct an infinite number of planes that are perpendicular to the line at various points.
Thus, the correct answer is D. infinitely many planes can be perpendicular to a given line at a given point in space.
The correct answer is Option D.
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Find the measure of
Answer:
55
Step-by-step explanation:
since b is 110, you will have to divide 110 by 2 to find out the answer of c because its a half of b and that leaves you with 55, also a is 55 two
c=55
a=55
d=30
Answer:
∠C = 110°
Step-by-step explanation:
the figure is a kite so a line from B to D would bisect those angles and for a triangle that contains a total of 180°.
180° - 1/2(110° + 30°) = 180° - 1/2(140°) = 180° - 70° = 110°
help please!!
angle 1 + angle 2 = ?
angle 7 + angle 8 = ?
angle 1 + angle 6 = ?
Answer:
angle 1 + angle 2 = ∠DEB
angle 7 + angle 8 = ∠NEG
angle 1 + angle 6 = ∠NEA
Five thousand tickets are sold at $1 each for a charity raffle. Tickets are to be drawn at random and monetary prizes awarded as follows: 1 prize of $600,3 prizes of $300,5 prizes of $40, and 20 prizes of $5. What is the expected value of this raffle if you buy 1 ticket? Let X be the random variable for the amount won on a single raffle ticket E(X)= dollars (Round to the nearest cent as needed)
The expected value of buying one ticket in this charity raffle is $0.42. This means that, on average, a person can expect to win approximately $0.42 if they purchase a single ticket.
To calculate the expected value, we need to consider the probability of winning each prize multiplied by the value of the prize. Let's break it down:
- There is a 1/5000 chance of winning the $600 prize, so the expected value contribution from this prize is (1/5000) * $600 = $0.12.
- There are 3/5000 chances of winning the $300 prize, so the expected value contribution from these prizes is (3/5000) * $300 = $0.18.
- There are 5/5000 chances of winning the $40 prize, so the expected value contribution from these prizes is (5/5000) * $40 = $0.04.
- Finally, there are 20/5000 chances of winning the $5 prize, so the expected value contribution from these prizes is (20/5000) * $5 = $0.08.
Summing up all the expected value contributions, we get $0.12 + $0.18 + $0.04 + $0.08 = $0.42.
Therefore, if you buy one ticket in this raffle, the expected value of your winnings is $0.42.
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If 2¹² = 1 K, 0.5 K = ?
what's the answer?
Answer:
Step-by-step explanation: If 2¹² = 1 K, then we know that 1 K is equal to 2¹², or:
1 K = 2¹²
To find out what 0.5 K is equal to, we can divide 1 K by 2, since 0.5 is half of 1. Therefore:
0.5 K = (1 K) / 2
Substituting 1 K with 2¹², we get:
0.5 K = (2¹²) / 2
Simplifying the expression on the right-hand side, we get:
0.5 K = 2¹¹
Therefore, 0.5 K is equal to 2¹¹.
Answer: 0.5 K is equal to 512.
Step-by-step explanation:
Since 2¹² = 1 K, we know that 1 K = 2¹². To find the value of 0.5 K, we can divide 1 K by 2: 1 K / 2 = 2¹¹
Therefore, 0.5 K = 2¹¹. Using the property of exponents, we can simplify this to:
0.5 K = 2¹² / 2 = 2¹¹
Hence, 0.5 K is equal to 512.
When 17 times a number is decreased by the square of the same number, the result is greater than 60. The
number must be between
Step-by-step explanation:
Let x be the number.
We have 17x - x² > 60.
=> x² - 17x + 60 < 0
=> (x - 5)(x - 12) < 0
=> 5 < x < 12
Hence the number is between 5 and 12, both non-inclusive.
The number must be between \(5\) and \(12\).
A square number is the result when a number has been multiplied by itself.
Let the number be \(x\).
As \(17\) times a number is decreased by the square of the same number, the result is greater than \(60\),
\(17x-x^{2}>60\)
\(x^{2} -17x+60<0\)
\(x^{2}-12x-5x+60<0\)
\(x(x-12)-5(x-12)<0\)
\((x-5)(x-12)<0\)
\(5<x<12\)
So, the number must be between \(5\) and \(12\)
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what is the expressions that are equivalent
10x + 24
Here are a few examples of equivalent expressions:
2(5x + 12)5(2x + 4.8) + 3.212 + 10x + 125x + 6x + 24What is expression?An expression is a combination of numbers, variables, and mathematical operations that can be evaluated to produce a value or result.
Expressions can be simple, such as a single number or variable, or they can be complex, involving multiple terms and operations. Examples of expressions include: 7 + 5 (a simple expression that evaluates to 12).
In the given question,
There are infinitely many expressions that are equivalent to 10x + 24, since we can add or subtract any number, multiply or divide by any nonzero number, or apply various algebraic operations to this expression without changing its value. Here are a few examples of equivalent expressions:
2(5x + 12)5(2x + 4.8) + 3.212 + 10x + 125x + 6x + 24To know more about equivalent expression, visit:
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Identify the terms, variables, coefficients and constant..
Expression: 7+5c-2k-15
Terms:
Variables:
Coefficients:
Constants:
Answer:
Terms: 7, 5c, 2k, 15
Variables: C, K
Co efficients: 5, 2
Constants: 7, 15
Given the regression equation y-hat = 15.6 - 3.8x, the predicted y for x = 3 is ___________.
Work Shown:
y = 15.6 - 3.8x
y = 15.6 - 3.8*3
y = 4.2
Savannah recorded the average rainfall amount, in inches, for two cities over the course of 6 months. Show your work
City A: {2.5, 3, 6, 1.5, 4, 1}
City B: {4, 7, 3.5, 4, 3.5, 2}
What is the mean monthly rainfall amount for each city?
What is the mean absolute deviation (MAD) for each city? Round to the nearest tenth.
What is the median for each city?
Hello, I am Alyssa Ann Verrett.
Put the numbers in order:
City A: {2, 3.5, 4, 4, 5, 5.5}
City B: {3.5, 4, 5, 5.5, 6, 6}
a)
The mean monthly rainfall amount for city A: 4 in;
The mean monthly rainfall amount for city B: 5 in;
b)
The MAD monthly rainfall amount for city A: 0.8 in;
The MAD monthly rainfall amount for city B: 0.8 in;
c)
The median monthly rainfall amount for city A: 4 in;
The median monthly rainfall amount for city A: 5.25 in;
Step-by-step explanation:
a) The general definition of mean of a set X is:
mean = (x₁ + x₂ + x₃ + ... xₙ)/n
For City a:
mean = (4+3.5+5+5.5+4+2)/6 = 4
For City b:
mean = (5+6+3.5+5.5+4+6)/6 = 5
b) The general definition of mean absolute deviation of a set X is:
MAD = (|x₁-mean| + |x₂-mean| + |x₃-mean| + ... + |xₙ-mean|)/n
For City a:
MAD = ( |4-4| + |3.5-4| + |5-4| + |5.5-4| + |4-4| + |2-4| )/6 = (0 + 0.5 + 1 + 1.5 + 0 + 2)/6 = 5/6 =0.8
For City b:
MAD = ( |5-5| + |6-5| + |3.5-5| + |5.5-5| + |4-5| + |6-5| )/6 = (0 + 1 + 1.5 + 0.5 + 1 + 1)/6 = 5/6 = 0.8
c) The general definition of median depends on the quantity of elements in the set X and it represents the middlemost value of the set:
When the quantity is odd:
median= x₍ₙ₊₁₎/₂
When the quantity is even:
median= (xₙ/₂ + x ₙ₊₂/₂) /2
For City A:
median = 2, 3.5, 4, 4, 5, 5.5 = (4 + 4) / 2 = 4
For City B:
median = 3.5, 4, 5, 5.5, 6, 6 = (5 + 5.5) / 2 = 5.25
anyone know what this is?
Answer:
24
Step-by-step explanation:
h×b/2
height×base/2
6×8/2
Solve for L
A = L - W
Answer:
L = W + A
Step-by-step explanation:
A = L - W
~Add W to both sides
A + W = L
Best of Luck!
Answer:
A + W = L
Step-by-step explanation:
You add the W on the right side of the equation to get the L by itself. What you do to one side you must always do to the other, so you must add W to the A on the left side.
(Worth 30 points) I seriously need help3 please show your working:)
Answer:
a.
radius [r]=breadth[b]=4in
length [l]=7in
now
[C]area 1/4 th circle +area of 1/4th circle= semi circle =1/2×πr²h=1/2×π×4²=8πin²=25.13in²
area of rectangle [A]=l×b=7×4=28in²
total area =A+C=28in²+25.13in²=53.13in²
Step-by-step explanation:
b.
height [h] of triangle =12-4=8cm
base[b] of triangle= 12-3.5-3.5=5cm
area of triangle [A]=1/2×b×h=½×8×5=20cm²
again
length of square [L]=12cm
area of square [S]=L²=12²=144cm²
Area of shaded region=S-A=144-20=124cm²
Devaughn earns $7.25 per hour working as a waiter at TGI Fridays. He typically pays a total of $89.76 towards deduction. If he works 37 hours, what will Devaughn net?
Hello, the answer should be $178.49.
If Devaughn earns $7.25 an hour at his job, we need to find out how much money he will make if he works for 37 hours.
\(37.(7.25)=268.25\)
Next, we need to subtract the deduction amount from the total amount.
Net Equation will be defined as;
\(N=T-D\)
\(N=(268.25)-(89.76)=178.49\)
Good luck! If you have any questions, then feel free to ask in comments!
what expression is equivalent to 1.2y+4.5-3.4y-6.3
Step-by-step explanation:
The answer is -2.2y-1.8
The equivalent expression is -2.2y-1.8
What are the equivalent expressions?Expressions that are equivalent to the same thing, even when they have distinct appearances. When we enter the same value(s) for the variable, two algebraic expressions that are equivalent have the same value (s).
Given expression:
1.2y+4.5-3.4y-6.3
To find the equivalent expression:
Simplifying,
= 1.2y - 3.4y + 4.5 - 6.3
= -2.2y-1.8
The above expression is an equivalent expression.
Therefore, -2.2y-1.8 is the equivalent expression.
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The division property of equality could be used to solve which of the following equations?
X/4= 16
(x+2)(x-2) = 0
5 x=30
x+3=7
Identify the lower class​ limits, upper class​ limits, class​ width, class​ midpoints, and class boundaries for the given frequency distribution. Also identify the number of individuals included in the summary. Blood Platelet Count of Males ​(1000 ​cells/mu​L) Frequency 0​-99 3 100​-199 54 200​-299 76 300​-399 21 400​-499 0 500​-599 0 600​-699 1 Identify the lower class limits​ (in 1000 ​cells/mu​L).
1) The lower class limits: 100, 200, 300, 400, 500, 600 .
2) The upper class limits: 199, 299, 399, 499, 599, 699.
3) The class width: 100.
4) Class midpoints: 149.5, 249.5, 349.5, 449.5, 549.5, 649.5.
5) Class boundaries : 99.5, 199.5, 299.5, 399.5, 499.5, 599.5, 699.5.
6) The number of individuals included in the summary : 155
The lower class limit in each class: 0,100, 200, 300, 400, 500, 600.
The upper-class limit is the biggest value in each class.
so the upper-class limit is: 99, 199, 299, 399, 499, 599, 699.
As we know the class width is the difference between the lower limit of one class and the lower limit of the previous class.
For example, 300 is the lower limit of one class and the lower limit of the previous class is 200 , so 300 - 200 = 100.
We know that, the class midpoints are the average of the limits of a class.
So, using midpoint formula the class midpoints are:
\(\frac{100+199}{2} = 149.5\\\\\frac{200+299}{2} = 249.5\\\\\frac{300+3199}{2} = 349.5\\\\\frac{400+499}{2} = 449.5\\\\\frac{500+599}{2} = 549.5\\\\\frac{600+699}{2} = 649.5\\\)
We know that the class boundaries are nothing but the end points of an open interval which contains the class interval.
So, the class boundaries for the first class = (99.5, 199.5)
the class boundaries for the second class = (199.5, 299.5)
the class boundaries for the third class = (299.5, 399.5)
the class boundaries for the fourth class = (399.5, 499.5)
the class boundaries for the fifth class = (499.5, 599.5)
The total of individuals is equal to the sum of all the frequencies of each class: 3 + 54 + 76 + 21 + 0 + 0 + 1 = 155
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The complete question is:
Identify the lower class limits, upper class limits, class width, class midpoints, and class boundaries for the given frequency distribution. Also identify the number of individuals included in the summary. Blood Platelet Count of Males (1000 cells/muL) Frequency 0-99 3 100-199 54 200-299 76 300-399 21 400-499 0 500-599 0 600-699 1 Identify the lower class limits (in 1000 cells/muL).
3. Each of these figures is based on a rectangle whose centre is shown.
D
.
Which ones centre is shown?
not sure there is no attachment !
Use the following formulas to answer the questions below: T(M, R) R + 0.6(M R) M(z) 220-z where R- resting heart rate, M- maximum heart rate, and -age Recall our discussion of heart rate and composition of functions from the end of the section. Find the training heart rate function, T(M) for a person with a resting heart rate of 62 beats per minute, then find the following. a. Find the maximum heart rate function, M() for a person a years of age. M(x)
The training heart rate function, T(M) for a person with a resting heart rate of 62 beats per minute is 0.6M.
a. The maximum heart rate function, M() for a person a years of age. M(x) is 220 - x.
The formulas provided are:
T(M, R) = R + 0.6(M - R)M(z) = 220 - z
where R is the resting heart rate, M is the maximum heart rate, and z is the age.
Using the formula T(M, R) = R + 0.6(M - R), we can find the training heart rate function, T(M), for a person with a resting heart rate of 62 beats per minute:
T(M, R) = R + 0.6(M - R)T(M, 62) = 62 + 0.6(M - 62)T(M, 62) = 62 + 0.6M - 37.2T(M, 62) = 24.8 + 0.6M
Therefore, the training heart rate function for a person with a resting heart rate of 62 beats per minute is T(M) = 24.8 + 0.6M.
To find the maximum heart rate function, M(x), for a person a years of age, we can use the formula M(z) = 220 - z:
M(z) = 220 - z
M(a) = 220 - a
Therefore, the maximum heart rate function for a person a years of age is M(x) = 220 - x.
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The lifetime of a product can be estimated using a normal distribution. What is the probability that the product will last between 16.536 and 8.054 years if the average lifetime has a mean of 14.242 years and a standard deviation of 3.978 years?
The to your question is that we can use the normal distribution to estimate the probability that the product will last between 16.536 and 8.054 years.
In this case, we want to calculate the probability for x = 16.536 and x = 8.054. The mean (μ) is 14.242 years, and the standard deviation (σ) is 3.978 years.
Using the formula, we can calculate the z-scores for both values:
For x = 16.536: z = (16.536 - 14.242) / 3.978
For x = 8.054: z = (8.054 - 14.242) / 3.978
Once we have the z-scores, we can look up the corresponding probabilities in the standard normal distribution table or use a calculator. Subtracting the probability for the lower z-score from the probability for the higher z-score will give us the probability that the product will last between 16.536 and 8.054 years.
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Select interior, exterior, or on the circle (x - 5) 2 + (y + 3) 2 = 25 for the following point. (-2, 4) on the circle exterior interior
Answer: The point (-2, 4) is on the circle (x - 5)^2 + (y + 3)^2 = 25.
Step-by-step explanation: The point (-2, 4) is on the circle (x - 5)^2 + (y + 3)^2 = 25. To check if a point is on the circle, we can substitute the point's x and y coordinates into the equation of the circle. If the equation is true, then the point is on the circle. In this case, substituting (-2, 4) into the equation of the circle.
The units for square centimeters are written as
Check all that apply.
O A. cm2
B. sq. cm
C. km2
D. sq.m
E cm
Kiki’s mother cooked a dinner that contained a total of 992 calories. She also prepared a dessert that contained a total of 846 calories. The dinner was divided into 4 equal servings. The dessert was divided into 6 equal servings. Kiki had one serving of dinner and one serving of dessert.
i just wanted to know what is -21(negative) divided by 3 is
Answer:-7
Step-by-step explanation:
Answer:
\(\boxed{-7}\)Step-by-step explanation:
When you are dividing negative numbers, it's going to stay negative:
\(= > -21/3=\\\\= > -7\)
Therefore, the correct answer is -7
does grammarly check plagiarism on their databases
Answer: Well it depends on which plan you have. If you have premium then it checks for plagiarism but the basic free plan doesn't.
HELP ASAP PLEASE the picture is the qustion i need help asap
ITYS 34357789
Step-by-step explanation:
What does n = in 10=6+n/2
Answer:
n = 8
Step-by-step explanation:
10=6+n/2
Switch sides
6 + n/2 = 10
Subtract 6 from both sides
6 + n/2 -6 = 10-6
Simplify
n/2 = 4
Multiply both sides by 2
2n/2 = 4 times 2
n = 8
Hope this helps!