Answer:
4%
Step-by-step explanation:
2/50 is 4....I believe.
Due in 20 minutes please help now what’s the answer I will give you brainiest
Answer:
The volleyball team's variability is greater because the range is greater! :)
Answer:
first answer your correct
Step-by-step explanation:
So basically the basketball team and the volleyball team are different because the basketball team has more people on it. The height difference is greater for basketball team.
HELPP
You want to enclose a rectangular region with an area of
1200 square feet and a length of 40 feet, 50 feet, or 60 feet.
Find the perimeter for each possible region. Explain why
you might rewrite the area formula to find the solutions.
The possible perimeters are 140 feet, 148 feet and 160 feet.
In order to determine the width that would be used to determine the possible perimeters, the formula for the area would have to be rewritten.
What are the possible perimeters?A rectangle is a 2-dimensional quadrilateral with four right angles and two diagonals that bisect each other at right angles.
Area of a rectangle = length x width
Width = area / length
1200 / 40 = 30 feet
1200 / 50 = 24 feet
1200 / 60 = 20 feet
Perimeter of a rectangle = 2 x (length + width)
Perimeter when width is 30 feet : 2(40 + 30) = 140 feet
Perimeter when width is 24 feet : 2(24 + 50) = 148 feet
Perimeter when width is 20 feet : 2 (20 + 60) = 160 feet
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evaluate
6*7-3^2*9+4^3
Answer:
42-9×9+64
=42-81+64
= 106-81
=25
Marta conducts emissions inspections on cars. She finds that 8 % 8%8, percent of the cars fail the inspection. Let X XX be the number of cars Marta inspects until a car fails an inspection. Assume that the results of each inspection are independent. Find the mean and standard deviation of X XX. Round your answers to one decimal place.
There are X automobiles, with a mean of 12.5 cars. The standard deviation for X is also SD = 12.0.
What connection exists between the mean and the standard deviation?First, a data set's mean and standard deviation convey distinct information. The average (center) of a data collection is provided by mean (it is a measure of central tendency). You may learn about the range (dispersion) of data around the mean by looking at the standard deviation. We may investigate a data set's characteristics and characterize it using both the mean and standard deviation. To provide confidence intervals for data that has a normal distribution, they are frequently combined. If two or more data sets need to be compared:
The mean reveals whether data set is, on average, greater or lower (or better or worse). We can determine whether data set has a wider dispersion using the standard deviation (higher standard deviation means data is more spread out from the mean). Second, there are variations in how each metric is calculated. In particular, we utilize squaring to get the standard deviation but not the mean. We completely avoid using squaring when determining the mean of a data collection. Simply multiplying the total number of data points in the set by the sum of all the values in the data set yields the answer.
What is the standard deviation and mean formula?The mean is calculated as follows:
Mean = (all data values added together) / (number of data values)
However, when calculating standard deviation, we do employ squaring. We take the square of the deviation between each data point and the mean in particular.
The standard deviation equation is as follows:
Finally, when we add the identical value to each data point in the data set, the mean and standard deviation "respond" differently. If we multiply every value in a data collection by the constant "K":
No of the size of the data collection, the mean rises by precisely K.
No matter how many observations are in the data collection, the standard deviation does not vary. The identical value is then added.
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Tyler has a pitcher of 12 liters of lemonade. Tyler pours an equal amount of lemonade into
3 cups. Afterward, there is liter of lemonade remaining in the pitcher. How many liters
of lemonade are in each cup?
Answer:
\( \frac{17}{36} \)
Step-by-step explanation:
- 1 and 3/4 can be made into an improper fraction, 7/4
- 7/4 = 3x + 1/3, where x is equal to the amount of liters in each cup, 7/4 represents the total amount of lemonade in both the pitcher and cups, and 1/3 represents the amount of lemonade left over.
- Solve for x:
7/4 - 1/3 = 3x
21/12 - 4/12 = 3x
17/12 = 3x
x = 17/36
explain 3 factors that should be considered in the construction of index numbers
1. selection of index number: during the construction of index number it is to be kept in mind that the selection of the index number should be correct accordingly.
2. selection of formula: while the construction of index numbers it is compulsory to select the correct formula for the given question.
3. selection of price: selection of prices should be done accordingly while constructing the index numbers.`
construction of index number is also available in two parts:
1. simple
2. weighted
1. simple: the simple method is classified into simple aggregative and simple relative.
2. weighted: the weighted method is classified into a weighted aggregative and weighted average.
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A 20 foot ladder is leaning against a 25 foot building. The bottom of the ladder is 9 feet away from the building. How high is the top of the ladder above the ground?
Answer:
17.9 feetStep-by-step explanation:
This is a right triangle
the 20 foot ladder is the hypotenuse
The 9 foot at the bottom is one leg
The height is the remaining leg
Use the pythagorean theorem
a² + b² = c²
a² + 9² = 20²
Subtract 9² from both sides
a² = 20² - 9²
a² = 400 - 81
a² = 319
Take the square root of both sides
a = 17.860571099491752
rounded
17.9 feet
Answer:
A ladder is the hypotenuse of the right triangle.
Missing leg is x.
Use Pythagorean:
x² = 20² - 9²x² = 319x = √319x = 17.86 feet or 18 feet roundedThe Beer Institute reported that monthly consumption of beer in is 1.7 gallons per person. A random sample of 36 adults was selected. Using a population standard deviation of 0.5 gallons per month per person, what is the probability that the sample mean was between 1.6 and 1.8 gallons per month per person?
Answer:
.7698
Step-by-step explanation:
what is 1/5 - 3/4
thank you for your answer
btw I am on edg
Answer:
-11/20 or -0.55
Step-by-step explanation:
1/5 = 4/20
3/4 = 15/20
4/20 - 15/20 = -11/20
Answer:
- 11/20
or
-0.55
Step-by-step explanation:
PLZ MRAK ME BRAINLIEST
John bought a shirt at ksh 500 and marked it at Ksh 600. A customer bought it at ksh 550. What was the percentage discount?
Answer:
The original price of the shirt was Ksh 500 and it was sold for Ksh 550.
The discount is the difference between the original price and the selling price, which is Ksh 500 - Ksh 550 = Ksh -50.
To find the percentage discount, we can use the formula:
percentage discount = (discount ÷ original price) × 100%
percentage discount = (-50 ÷ 500) × 100%
percentage discount = -10%
Therefore, the percentage discount is 10%.
Solve for t. d=−16t^2+12t
The value of t is (-3±√9+4d)/(-8).
What is a quadratic equation?
Any equation that can be written in the standard form where x is an unknown value, a, b, and c are known quantities, and a 0 is a quadratic equation. A quadratic equation is any equation containing one term in which the unknown is squared and no term in which it is raised to a higher power.
Here, we have
Given: d = -16t² + 12t
To find: t using the quadratic formula
If we have a quadratic equation in the form ax² + bx + c = 0
then, by the quadratic formula we have
x = (-b±√b²-4ac)/2a
Rewrite the given equation,
-16t² + 12t - d = 0
from this equation we have,
a = -16 , b = 12 , c = d
now using the quadratic formula we get,
t = (-12±√12²-4(-16)(d))/2(-16)
t = (-12±√144+64d)/(-32)
t = (-12±4√9+4d)/(-32)
t = (-3±√9+4d)/(-8)
Hence, the value of t is (-3±√9+4d)/(-8).
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can someone older tell me if i should drop out of high school and why or not
Hello there maybe you shouldn't drop out of highschool because you might find some opportunities and um its your choice.
In a survey of 259 professional athletes, it was found that 110 of them owned a convertible, 91 of
them owned a giant screen TV, and 120 owned a sporting goods store. 15 owned a convertible and a
store, 43 owned a TV and a store, and 44 owned a covertible and a TV. 9 owned all three items.
1. How many athletes did not own any of the three items?
2. How many owned a covertible and a TV, but not a store?
3. How many athletes owned a convertible or a TV?
4. How many athletes owned exactly one type of item in the survey?
5. How many athletes owned at least one type of item in the survey?
6. How many owned a TV or a store, but not a convertible?
1. Number of athletes did not own any of the three items = 259 - 228
= 31.
2. Number of athletes own a convertible and a TV but not a store = 44 - 9
= 35.
3. Number of athletes own a convertible or a TV = 110 + 91 - 44
= 157.
4. Number of athletes owned exactly one type of item = 60 + 13 + 71 = 144.
5. Number of athletes owned at least one type of item = 259 - 31
= 228
6. Number of athletes own a TV or a store, but not a convertible = 13 + 34 +71
= 118.
The number of athletes did not own any of the three items need to subtract the number of athletes who own at least one item from the total number of athletes surveyed.
Total number of athletes surveyed = 259
Number of athletes own at least one item = 110 + 91 + 120 - 15 - 43 - 44 + 9 = 228
Number of athletes who did not own any of the three items = 259 - 228 = 31.
The number of athletes who owned a convertible and a TV but not a store need to subtract the number of athletes who own all three items from the number of athletes who own a convertible and a TV.
Number of athletes who own a convertible and a TV = 44
Number of athletes who own all three items = 9
Number of athletes who own a convertible and a TV but not a store = 44 - 9 = 35
The number of athletes who owned a convertible, or a TV need to add the number of athletes who own a convertible to the number of athletes who own a TV and then subtract the number of athletes own both a convertible and a TV.
Number of athletes who own a convertible or a TV = 110 + 91 - 44
= 157.
The number of athletes owned exactly one type of item need to add up the number of athletes who own a convertible only the number of athletes own a TV only and the number of athletes who own a store only.
Number of athletes own a convertible only = 110 - 15 - 9 = 86
Number of athletes own a TV only = 91 - 44 - 9 = 38
Number of athletes own a store only = 120 - 15 - 43 - 9 = 53
Number of athletes owned exactly one type of item = 60 + 13 + 71 = 144.
The number of athletes who owned at least one type of item can use the result from part (1).
Number of athletes who owned at least one type of item = 259 - 31
= 228
The number of athletes who owned a TV or a store but not a convertible need to subtract the number of athletes who own all three items, and the number of athletes own a convertible and a TV from the number of athletes own a TV or a store.
Number of athletes own a TV or a store = 91 + 120 - 43 - 9 = 159
Number of athletes own a TV or a store not a convertible = 13 + 34 +71
= 118.
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a formula in the form y=mx+b models the cost, y, of four-year college x years after 2010. would you expect m to be positive, negative, or zero? explai your answer
we would expect m to be positive.
In this case, we're considering a formula of the form y = mx + b, where y represents the cost of a four-year college x years after 2010. The variable m represents the coefficient of x, which determines the slope of the line.
Since we're discussing the cost of college, it's reasonable to expect that it generally increases over time. Therefore, we would expect the coefficient m to be positive. A positive value of m indicates that as the number of years after 2010 increases (x), the cost of college (y) will also increase.
If m were negative, it would imply a decreasing cost over time, which is less likely for a four-year college. If m were zero, it would indicate that the cost remains constant regardless of the number of years after 2010, which is also unlikely given the rising trend in college costs.
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James wants to have earned $6,180 amount of interest in 28 years. Currently he finds
that his annual interest rate is 6.12%. Calculate how much money James needs to invest
as his principal in order to achieve this goal.
Answer:
$3606.44
Step-by-step explanation:
The question asks us to calculate the principal amount that needs to be invested in order to earn an interest of $6180 in 28 years at an annual interest rate of 6.12%.
To do this, we need to use the formula for simple interest:
\(\boxed{I = \frac{P \times R \times T}{100}}\),
where:
I = interest earned
P = principal invested
R = annual interest rate
T = time
By substituting the known values into the formula above and then solving for P, we can calculate the amount that James needs to invest:
\(6180 = \frac{P \times 6.12 \times 28}{100}\)
⇒ \(6180 \times 100 = P \times 171.36\) [Multiplying both sides by 100]
⇒ \(P = \frac{6180 \times 100}{171.36}\) [Dividing both sides of the equation by 171.36]
⇒ \(P = \bf 3606.44\)
Therefore, James needs to invest $3606.44.
A chef used 0.65 cups of baking soda in a recipe. Which fraction is equivalent to this amount of baking soda in cups?
Consider the curve defined parametrically by f(t) = t , - [infinity] < t < [infinity]t² - 4e^t-2 Let g(x,y,z) be a real-valued differentiable function of three variables. If a = (2,0,1) and∂g/∂x (a) = 4, ∂g/∂y(a) = 2, ∂g/∂z(a) = 2, find d (g o f)/dt at t = 2.
The value of the d(g o f)/dt at t = 2 is 14.
We can start by computing the composition (g o f)(t) and then finding its derivative with respect to t using the chain rule.
(g o f)(t) = g(f(t)) = g(t, t^2 - 4e^(t-2))
At t = 2, we have f(2) = 2 and f'(2) = 2t - 4e^(t-2) evaluated at t = 2 gives f'(2) = 0.
To find d(g o f)/dt at t = 2, we first need to evaluate (g o f)(2):
(g o f)(2) = g(f(2)) = g(2, 0) = g(a)
Next, we use the chain rule to find the derivative of (g o f) with respect to t:
\((d/dt) (g o f)(t) = (∂g/∂x)(a) (df/dt) + (∂g/∂y)(a) (d/dt) (t^2 - 4e^{(t-2)}) + (∂g/∂z)(a) (dg/dz)(a)\)
Since f(t) = t, df/dt = 1. Also, since g(x,y,z) is differentiable, we can write dg/dz(a) as ∂g/∂z(a) = 2.
Substituting the values we have and evaluating at t = 2, we get:
\((d/dt) (g o f)(2) = (4)(1) + (2)(2t - 4e^{(t-2)})(t=2) + (2)(2)\)
= 4 + 2(4-4e^0) + 4
= 14
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g The intersection of events A and B is the event that occurs when: a. either A or B occurs but not both b. neither A nor B occur c. both A and B occur d. All of these choices are true. a. b. c. d.
Answer:
c. both A and B
Step-by-step explanation:
Given that there are two events A and B.
To find:
Intersection of the two sets represents which of the following events:
a. either A or B occurs but not both
b. neither A nor B occur
c. both A and B occur
d. All of these choices are true. a. b. c. d
Solution:
First of all, let us learn about the concept of intersection.
Intersection of two events means the common part in the two events.
Explanation using set theory:
Let set P contains the outcomes of roll of a dice.
P = {1, 2, 3, 4, 5, 6}
And set Q contains the set of even numbers less than 10.
Q = {2, 4, 6, 8}
Common elements are {2, 4, 6}
So, intersection of P and Q:
\(P \cap Q\) = {2, 4, 6}
Explanation using Venn diagram:
Please refer to the image attached in the answer area.
The shaded region is the intersection of the two sets P and Q.
When we apply the above concept in events, we can clearly say from the above explanation that the intersection of two events A and B is the event that occurs when both A and B occur.
So, correct answer is:
c. both A and B
Answer:
C.
Step-by-step explanation:
Find the height of the tower using the information given in the illustration.
using SOH CAH TOA
Tan 85.144 =h/130
h=tan 85.144*130
h=1530.19 fr
Pls help me, I give Brainliest T-T
Answer:
1. 50
2. 41
3. 14
4. 45
5. 0
6. 20
Answer:
1. 24.4°F
2. 15.4°F
3. -12.4°F
4. 45°C
5. 0°C
6. 20°C
Step-by-step explanation:
1.
\(F=\frac{C*9+32}{5}\\\\F=\frac{10*9+32}{5}\\\\F=\frac{90+32}{5}\\\\F=\frac{122}{5}\\\\F=24.4\)
2.
\(F=\frac{C*9+32}{5}\\\\F=\frac{5*9+32}{5}\\\\F=\frac{45+32}{5}\\\\F=\frac{77}{5}\\\\F=15.4\)
3.
\(F=\frac{C*9+32}{5}\\\\F=\frac{-10*9+32}{5}\\\\F=\frac{-90+32}{5}\\\\F=\frac{-62}{5}\\\\F=-12.4\)
4.
\(C=\frac{(F-32)*5}{9}\\\\C=\frac{(113-32)*5}{9}\\\\C=\frac{81*5}{9}\\\\C=\frac{405}{9}\\\\C=45\)
5.
\(C=\frac{(F-32)*5}{9}\\\\C=\frac{(32-32)*5}{9}\\\\C=\frac{0*5}{9}\\\\C=\frac{0}{9}\\\\C=0\)
6.
\(C=\frac{(F-32)*5}{9}\\\\C=\frac{(68-32)*5}{9}\\\\C=\frac{36*5}{9}\\\\C=\frac{180}{9}\\\\C=20\)
Black friday sale on TVs were 50 in tv for $148.00 or 65 in for $199.00 which is the better buy this is not worth a grade just some understanding
Answer:
i personally think the 65 in. one
Step-by-step explanation:
2) The chess club plans to fundraise $780, which is to be divided evenly among the members, Initially there are x participants, but then 2 more participants come forward, causing each participant to fundraise $8 less. Create an equation that represents the situation and can be used to salve for x, the initial number of participants,2) The chess club plans to fundraise $780, which is to be divided evenly among the members. Initially there are x participants, but then 2 more participants come forward, causing each participant to fundraise $8 less. Create an equation that represents the situation and can be used to solve for x, the initial number of participants.
An equation that represents the situation is 780/x and the initial number of participants is 95.
Equation:
An equation is the combination of number, variables and the mathematical operators such as addition, subtraction, multiplication and division etc.
Given,
The chess club plans to fundraise $780, which is to be divided evenly among the members. Initially there are x participants, but then 2 more participants come forward, causing each participant to fundraise $8 less.
Here we need to find the equation that represents the situation and then we have to find the initial number of participants.
According to the given question,
Total amount for fundraise = $780
Number of participants = x
Here we know that the amount is divided evenly among the members.
So, the equation is written as.
=> 780/x
And the other part of the condition is, 2 more participants come forward, causing each participant to fundraise $8,
So, it can be written as,
=> 780 / (x+2) = 8
=> x + 2 = 780/8
=> x + 2 = 97
=> x = 95
Therefore, there are 95 initial number of participants.
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What is the slope of the line that passes through the pair of points (1/3, -1) and ( -2, 9/2)
Answer:
\(\boxed{m = - \frac{33}{14} }\)
.
Step-by-step explanation:
Use the form below
\(\boxed{\boxed{m = \frac{y_2 - y_1}{x_2 - x_1} }}\)
Where
\(m\) is a slope\((x_1,~y_1)\) and \((x_2,~y_2)\) are the point of the line.
So, the slope is
\((\frac{1}{3} ,~ -1) \to x_1 = \frac{1}{3} ~and~y_1 = -1\)
\((-2,~ \frac{9}{2} ) \to x_2 = -2~and~y_2 = \frac{9}{2}\)
.
\(m = \frac{\frac{9}{2} -(-1)}{-2-\frac{1}{3} }\)
\(m = \frac{\frac{11}{2} }{\frac{-7}{3} }\)
\(m = \frac{11}{2} \div (-\frac{7}{3} )\)
\(m = \frac{11}{2} \times (-\frac{3}{7} )\)
\(m = - \frac{33}{14}\)
.
Happy to help:)
Answer:
bsbsh
Step-by-step explanation:
u2uwj wwjwj ejwnw ejwnw ejwjw ejwbe ejeje eje eje eeje ehe eje ejw ehe ejwbehe ejw ejw ejw ehe ebe e
plz answer this question plz
Answer:
b) 10 minutes
Step-by-step explanation:
Ajay's total travel time is the time on the road plus the time stopped.
A = (300 km)/(60 km/h) + 1 h + 20 min = 6 h + 20 min
Vijay's total travel time is similarly computed:
V = (300 km)/(50 km/h) + 30 min = 6 h + 30 min
Vijay will arrive 10 minutes after Ajay arrives.
_____
Additional comment
The relationship between time, speed, and distance is ...
time = distance / speed
What is the simplified form of the expression below? (2w^3+4w^2+5)+(3w^3+w^2+4w) please show all work I have to explain
Answer:
hopefully help
answer is C
Answer:
Step-by-step explanation:
in order to simplify the form, you will remove the parenthesis first,
2w^3+4w^2+5+3W^3+W^2+4W=
=5W^3+5W^2+4W+5
CHOICE C
In the diagram figure PMNO is the image of figure ABCD
What is the name of the image of AD?
○ MP
○ PO
○ DA
○ ON
The name of the figure illustrated in the image of AD is Side B. PO.
How to illustrate the diagram?From the diagram in the question, Figure ABCD is the Image of PMNO, that is each vertex is a corresponding pair of the other image. This implies that P with AM with BN with CO with D
The same can be applied to the sides in the two images ABCD correspond with PMNO, also each corresponding side will be AD to PO. In this case, AB to PMBC to MNDC to ON.
Therefore, the image of side AD must be PO.
In conclusion, the correct option is B.
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A new car is purchased for 17000 dollars. The value of the car depreciates at 12.25%
per year. What will the value of the car be, to the nearest cent, after 14 years?
Answer:
$2728.40
Step-by-step explanation:The formula to calculate depreciation in this case is Value = 17,000(1-.1225)14
Solving for Value after 14 years is $2728.40
\(\qquad \textit{Amount for Exponential Decay} \\\\ A=P(1 - r)^t\qquad \begin{cases} A=\textit{current amount}\\ P=\textit{initial amount}\dotfill &17000\\ r=rate\to 12.25\%\to \frac{12.25}{100}\dotfill &0.1225\\ t=years\dotfill &14\\ \end{cases} \\\\\\ A=17000(1 - 0.1225)^{14}\implies A=17000(0.8775)^{14}\implies A\approx 2728.40\)
Simplify 2/5x-3y-1/5x-11y=?
138.867545518 to 4 decimal places.
Step-by-step explanation:
138 I guess I think. this is the answer.
Decide where the first digit of the quotient should be placed. Do not complete the division. The first digit in the quotient of 1.593 ÷ 64 is in place.
9514 1404 393
Answer:
hundredths place
Step-by-step explanation:
When performing long division, the first digit of the quotient appears over the least significant digit of the first portion of the dividend that is greater than or equal to the divisor.
Here, when performing long division we compare ...
64 vs 1 . . . no quotient digit
64 vs 15 . . . no quotient digit
64 vs 159 . . . the first quotient digit appears with the same place value as the 9 in 1.59. That is, the first quotient digit will be 0.02, 2 in the hundredths place.
Answer:
hundreths place
Step-by-step explanation: