Step-by-step explanation:
nznxkxkcjcnfnfnfkflfkfnfnfnclfldfnfnfnbfnf
Answer:
Solution: Formula for margin of error is given as below: Margin of error = Z* sqrt(P*(1 P)/n) We are given Confide
a small gecko is 3/4 inch long. a larger gecko is 11 1/3 times as long. how long is the larger gecko?
Answer:
127/12
Step-by-step explanation:
11 1/3- 3/4
phil bikes a distance of x miles at a rate of 15 miles per hour. how many hours did the trip take?
Answer:
Below
Step-by-step explanation:
The equation you need to remember is:
rate X time = distance re-arrange to
time = distance / rate sub in the numbers given to get
time = x / 15 hours
The width of a rectangle measures
(7h+3) centimeters, and its length measures
(8h−4) centimeters. Which expression represents the perimeter, in centimeters, of the rectangle?
The expression that represents the perimeter of the rectangle is 30h - 2
How to determine the perimeter expression?The dimensions of the rectangle are given as:
Length = 7h + 3
Width = 8h - 4
The perimeter of the rectangle is given as:
P = 2 * (Length + Width)
Substitute the known values in the above equation
P =2 * (7h + 3 + 8h - 4)
Evaluate the like terms
P = 2 * (15h - 1)
Evaluate the product
P = 30h - 2
Hence, the expression that represents the perimeter of the rectangle is 30h - 2
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Giving brainliest for CORRECT awnser. Check ALL that apply.
Answer:
C
D
Step-by-step explanation:
C. It is in quadrant I and III
D. It is a hyperbola
The angles in a triangle are such that one angle is 108 degrees more than the smalles angle, while the third angles is 4 times as large as the smallest angle. Find the measures of all three angles.
Answer:
27
Step-by-step explanation:
1 kg of rice cost $4.10.what is the cost of 1/4 kg of a rice?
Answer: $1.03
Step-by-step explanation:
4.10 x 1/4 = 1.025
4. Amy, Betty and Carol have 96 books altogether. Betty has 6 books less than Amy and Carol has half as many as Betty. How many books does each girl have?
The Amy has 42 books, Betty has 36 books, and Carol has 18 books.
Let's set up equations to represent the given information:
Let A represent the number of books Amy has.
Let B represent the number of books Betty has.
Let C represent the number of books Carol has.
Let's say Amy has x books.
Betty has 6 books less than Amy, so Betty has (x - 6) books.
Carol has half as many books as Betty, so Carol has (x - 6)/2 books.
According to the problem, the total number of books they have is 96.
So, we can write the equation:
x + (x - 6) + (x - 6)/2 = 96
To solve the equation, we can simplify it by multiplying through by 2 to remove the fraction:
2x + 2(x - 6) + (x - 6) = 192
2x + 2x - 12 + x - 6 = 192
5x - 18 = 192
5x = 210
x = 42
Amy has 42 books.
Betty has (42 - 6) = 36 books.
Carol has (36)/2 = 18 books.
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can someone help me? I can't get rid of this test and it won't let me do it, I really don't know what to do and my grades will start to go down because I can't do it. (sorry if none of this makes sense)
Answer:
Step-by-step explanation:
There is no question to help with? Maybe ask your teacher or computer guy.
Based on the two data sets represented below, complete the following sentences. DATA SET K DATA SET K 0 0 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 DATA SET L DATA SET L 0 0 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 The center of Data Set K is than the center of Data Set L. The spread of Data Set K is than the spread of Data Set L.
Based on the provided data sets, it can be observed that both Data Set K and Data Set L have identical values. Therefore, their centers and spreads are also identical.
The center of a data set can be measured using various statistical measures such as the mean, median, or mode. Since the data sets have the same values, all these measures will yield the same result for both sets.
In this case, the center of Data Set K is equal to the center of Data Set L.
Similarly, the spread of a data set refers to the measure of variability or dispersion within the data. Common measures of spread include the range, variance, and standard deviation.
However, since the data sets are exactly the same, all these measures will yield identical results for both sets. Thus, the spread of Data Set K is the same as the spread of Data Set L.
In summary, both the center and the spread of Data Set K are the same as those of Data Set L. Therefore, there is no difference between the two data sets in terms of their central tendency or variability.
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9) The 50 cars used by a firm were inspected. 10 had faulty brakes and 15 had faulty tyres. There were 2 cars with faulty brakes but good tyres. How many cars had good brakes and good tyres? The answer is 33
Based on the information, there are 25 cars with good brakes and good tires.
How to calculate the valueTotal cars = 50
Cars with faulty brakes = 10
Cars with faulty tires = 15
Cars with faulty brakes and good tires = 2
Let's calculate the number of cars with good brakes and good tires:
Cars with faulty brakes or faulty tires = Cars with faulty brakes + Cars with faulty tires - Cars with faulty brakes and good tires
= 10 + 15 - 2
= 25
Cars with good brakes and good tires = Total cars - Cars with faulty brakes or faulty tires
= 50 - 25
= 25
Therefore, there are 25 cars with good brakes and good tires.
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Write in slope intercept form 6y+y=5
The equation 6y + y = 5 can be written in a slope-intercept form as y = 5/7.
We have,
To write the equation 6y + y = 5 in slope-intercept form (y = mx + b), we need to simplify the equation and isolate the y variable on one side.
Starting with the equation 6y + y = 5:
Combining the like terms on the left side gives us:
7y = 5
To isolate the y variable, we divide both sides of the equation by 7:
y = 5/7
Now the equation is in the form y = mx + b, where m represents the slope and b represents the y-intercept.
In this case, since the equation only contains the variable y and no x, the slope (m) is not present, and the y-intercept (b) is 5/7.
Therefore,
The equation 6y + y = 5 can be written in a slope-intercept form as y = 5/7.
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2a^2 + -1(2-a)+3b ; a = 5 , b = 0
Evaluate the given expression for x=5
x² + 3x - 2
(5)² + 3 × 5- 2
25 + 15 - 2
40 - 2
38...
Which number is greater and by how much? 600 or 600 decreased by 20% and then uncreased by 20% of the result
Answer:
600 is greater by 24
Step-by-step explanation:
We will decrease 600 by 20%.
20% of 600 = 120
600 - 20% of 600 = 480
We will now increase 480 by 20%
20% of 480 = 96
480 + 20% of 480 = 576
Is 576 more than 600?
No.
And how much more is 600 than 576?
24, because 600 - 576 = 24.
Who can solve 5 + [5(6^3)] - 10
Step-by-step explanation:
small braccket first = 216
then 5"216= 1080
5+1080-10
1085-10
1075
Click on the graph below to create a triangle with vertices at the following points.
(-5,0), (-5,9), (0,9)
Mike is 5 years old and Randy is 8 years old. Select the proportional relationship that has the same ratio to that of Mike and Randy's age.
HELP!!
Next, you will make a scatterplot. Name a point that will be on your scatter plot and describe what it represents.
A point on the scatter plot is defined as (19, 3), which means that an input of 19 is mapped to an output of 3.
What is the scatter plot?The scatter plot is built inserting all the points of the table in a graph, which are in the following input-output format:
(Input, Output).
One point on the scatter plot for this problem has the coordinates given as follows:
(19, 3).
Hence the meaning is that an input of 19 is mapped to an output of 3.
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HELP ASAP!
Which numbers should be used to represent Jeremy guessing correctly?
A. 00-25, B. 51-80, C. 20-99, D. 00-19
Answer:
A. I found a way to rotate it, but it's a bit difficult to see
The solution to X +9-3 is less than or equal to 14
Answer:
\(x∈( - ∞;8]\)
Step-by-step explanation:
\(x + 9 - 3 \leqslant 14\)
Collect like-terms:
\(x \leqslant 14 - 9 + 3\)
\(x \leqslant 8\)
\(x∈( - ∞;8]\)
PLS HELP TIMED QUESTION!!!
A quantity with an initial value of 9800 decays exponentially at a rate such that the quantity cuts in half every 6 days. What is the value of the quantity after 138 hours, to the nearest hundredth?
Answer:
About 5043.58
Step-by-step explanation:
The standard form for an exponential decay after t time is:
\(\displaystyle f(t)=a(r)^{t/d}\)
Where a is the initial value, r is the rate decay, t is the time that has passed, and d is the amount of time it takes for 1 cycle.
The initial value is 9800. So a = 9800.
The quantity cuts in half. So, r = 1/2.
And it cuts in half every 6 days. For this question, we will convert this to hours. 6 days = 144 hours. So, we can let d = 144, where t will be in hours.
Therefore, our function is:
\(\displaystyle f(t)=9800\Big(\frac{1}{2}\Big)^{t/144}\)
Where t is the amount of time that has passed, in hours.
Then the quantity left after 138 hours will be:
\(\displaystyle f(138)=9800\Big(\frac{1}{2}\Big)^{138/144}\approx 5043.58\)
How many pounds of grapes can I buy for $1.00?
2.09
Here you go! Hope it helps!
Help me represent this easy equation: For every unit of X you must produce 3 of Y
Answer:
Okay the, 3 of Y by every unit of X. Simple.
Step-by-step explanation:
State if the given functions are inverses. Please show steps
Answer:
Step-by-step explanation:
Let find inverse of f(x):
f(x) = \(\frac{1}{x}\) + 2
y = \(\frac{1}{x}\) + 2
\(\frac{1}{x}\) = y - 2
x = \(\frac{1}{y -2}\)
y = \(\frac{1}{x -2}\) is the inverse of f(x) = \(\frac{1}{x}\) + 2
Therefore, f(x) and h(x) are not inverses.
==============
h(x) = \(\frac{4}{x-3}\)
y = \(\frac{4}{x-3}\)
x = \(\frac{4}{y-3}\)
y - 3 = \(\frac{4}{x}\)
y = \(\frac{4}{x}\) + 3 is the inverse function of h(x)
A realtor found a home for a couple that will require a monthly loan payment of $1500. If the lender insists that the buyer's monthly payment not exceed 40% of the buyer's monthly income, find the minimum monthly income required by the lender. Simplify your answer.
Answer:
The answer is $3750
Step-by-step explanation:
1500/x = 40/100
(100) × 1500 = 40x
150000 = 40x
x = 150000 ÷ 40
x = 3750
Thus, The minimum monthly income required by the lender is $3750.
-TheUnknownScientist 72
help me please please please
The angle measures for this problem are given as follows:
a = 62º.b = 118º.c = 62º.d = 62º.How to obtain the angle measures?The sum of the measures of the internal angles of a triangle is of 180º.
The triangle in this problem is ABC, hence the measure of a is obtained as follows:
a + 68 + 50 = 180
a = 180 - (68 + 50)
a = 62º.
c and d are corresponding angles to angle a, as they are on the same position relative to parallel lines, hence their measures are given as follows:
c = 62º.d = 62º.Angle b is a corresponding interior angle with angle a, hence they are supplementary and it's measure is given as follows:
a + b = 180
62 + b = 180
b = 118º.
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u/8 = 3/6 solve for u
Answer:
Step-by-step explanation:
"To solve U/8 = 3/6 for U, you can start by cross-multiplying to get:
6U = 8 x 3
Then, you can simplify by dividing both sides by 6:
U = (8 x 3) / 6
U = 4
Therefore, U = 4. Does that help?"
Gizmos come in a carton. A carton holds 6 packages. Each package holds 10 small boxes. Each small box holds 12 gizmos. How many gizmos come in a carton?
Group of answer choices
720 gizmos
830 gizmos
640 gizmos
Answer:
720
Step-by-step explanation:
i used a calculator box = 12 gizoms 1 package =10 boxes
12x10 = 120. 120 x 6 = 720
Which table could represent the equation y = 0.1x?
y
х
у
5
50
5
5.1
10
100
10
F
H
10.1
15
150
15
15.1
20
400
20
20.1
40
400
40
40.1
y
x
y
0.5
5
0.5
olun
G
1.0
3
10
0.6
15
1.5
15
0.7
20
2.0
20
0.8
40
4.0
40
1.2 .
Answer:
its equal to 150
Step-by-step explanation:
A college football team will play 14 games next fall each game can result in 2 possible outcomes find the total possible number of outcomes for the season
There will be an outcome of 16380 times.
What is an outcome?
An outcome is a potential consequence of an event or trial in probability theory. A specific experiment can have any number of outcomes, and they are all distinct and unrelated to one another.The football team will play 14 games
and each game can result in one of 2
Hence, the total possible number of outcomes for the season is \(2^{14}\).
Now, let us explain
Let the result can be represented by an 'ordered set" i.e. 14- box.
|1|2|3|4|5|6|7|8|9|10|11|12|13|14|
Hence, the first box can be filled in 2 ways.
Similarly, all boxes.
Hence, the total number of cases will be,
2*2*2*2.... 14 times
= \(2^{14}\\\)
=16380 times.
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