9514 1404 393
Answer:
the numbers are -10 and -11
Step-by-step explanation:
Let x represent the second number. Then the first number is x+1, and the relation can be written ...
5(x+1) = 4x -6
x = -11 . . . . . . . . subtract 4x+5
The first number is -10; the second number -11.
Please help I’ll give Brainliest!
describe an infinite list of decimals. all of which are greater than 3.514, but get closer and closer to 3.514
Allen Siegell has a personal injury protection policy that covers each person in, on, around, or under his car for medical expenses up to $50,000. He is involved in an accident and five people in his car are hurt. One person has $3,000 or medical expenses, three people each have $500 worth of medical expenses, and Allen himself has medical expenses totaling $62,000. How much money must the insurance company pay out for these five people?
The total medical expenses for the five people in the car are $3,000 + $3*$500 + $62,000 = $3,000 + $1,500 + $62,000 = $66,500
What does a math word problem entail?
A math word problem is a question that is written as one or more sentences and asks students to use their mathematical understanding to solve an issue from "real world." In order for kids to understand the word problem, they must be familiar with the terminology that goes along with the mathematical symbols that they are used to.
Since Allen's personal injury protection policy covers each person up to $50,000, the insurance company must pay out $50,000*5 = $250,000 for the five people in the car.
Since the total medical expenses for the five people are $66,500, the insurance company will pay out the total medical expenses for the five people, which is $66,500.
Therefore, the insurance company must pay out $66,500 for these five people.
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Find the distance between a and b.
a = 9.21, b = –5.51
Answer:
9.21 - (-5.51)
9.21 + 5.51 = 14.72
The distance is 14.72
Step-by-step explanation:
Jenny ran in four races that totaled 18.5 km. The length of the first three races are
Race #1: 5 km
Race#2: 4.5 km
Race #3: 5.5 km
How far in km did Jenny run in race#4?
In the similar triangles below , what is the measure of D
In the given similar triangles below, we have to find the measure of Dwrite. Triangle 1, ABC, is similar to Triangle 2, DEF. The two triangles are similar because their corresponding angles are congruent and their sides are proportional.
In order to find the measure of Dwrite, we can use the concept of proportionality. The sides of similar triangles are proportional to each other.
This means that if we know the ratio of the sides of one triangle, we can use that ratio to find the corresponding sides of the other triangle. We can use this property to find the value of Dwrite.
To start, let's write down the ratio of the sides of Triangle 1 and Triangle 2. We can choose any two corresponding sides to do this, but we'll choose AB and DE because they are easiest to measure: AB/DE = 6/8.5We know that the measure of AB is 6, so we can solve for the measure of DE: DE = AB x (DE/AB)DE = 6 x (8.5/6)DE = 8.5Now we know that the measure of DE is 8.5.
We can use this to find the measure of Dwrite. We know that DE and Dwrite are corresponding sides of Triangle 2 and Triangle 1, respectively.
So we can write a proportion using the ratio of DE to Dwrite: DE/Dwrite = 8.5/xWe know that DE is 8.5, so we can substitute that in:8.5/Dwrite = 8.5/Now we can solve for x by cross-multiplying:8.5x = 8.5Dwrite = 1Therefore, the measure of Dwrite is 1.
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Find the angle of elevation of the sun from the ground, when a tree that is 11 y r d s tall casts a shadow 17 y r d s long
Answer:
35.54° = 36°
Step-by-step explanation:
Can I please get some help I’ve been stuck on this question for a while!
Using the radius of the Ferris wheel and the angle between the two positions, the time spent on the ride when they're 28 meters above the ground is 12 minutes
How many minutes of the ride are spent higher than 28 meters above the ground?The radius of the Ferris wheel is 30 / 2 = 15 meters.
The highest point on the Ferris wheel is 15 + 4 = 19 meters above the ground.
The time spent higher than 28 meters is the time spent between the 12 o'clock and 8 o'clock positions.
The angle between these two positions is 180 degrees.
The time spent at each position is 10 minutes / 360 degrees * 180 degrees = 6 minutes.
Therefore, the total time spent higher than 28 meters is 6 minutes * 2 = 12 minutes.
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Enter the number that belongs in the green box
The angle between the sides measuring 4 and 5 in the obtuse triangle is approximately 101.54 degrees.
To find the measure of the angle between the sides measuring 4 and 5 in an obtuse triangle with side lengths 4, 5, and 7, we can use the Law of Cosines. The Law of Cosines states that in a triangle with side lengths a, b, and c, and an angle opposite to side c, the following equation holds:
\(c^2 = a^2 + b^2 - 2ab*cos(C)\)
In this case, we have side lengths a = 4, b = 5, and c = 7. We want to find the angle C, which is opposite to side c. Substituting these values into the Law of Cosines, we get:
\(7^2 = 4^2 + 5^2\)- 2(4)(5)*cos(C)
49 = 16 + 25 - 40*cos(C)
49 = 41 - 40*cos(C)
40*cos(C) = 41 - 49
40*cos(C) = -8
cos(C) = -8/40
cos(C) = -0.2
To find the measure of angle C, we can take the inverse cosine (arccos) of -0.2:
C = arccos(-0.2)
Using a calculator, we find that C ≈ 101.54 degrees.
Therefore, the measure of the angle between the sides measuring 4 and 5 in the obtuse triangle is approximately 101.54 degrees.
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A university is contemplating switching from the quarter system to the semester system. The administration conducts a survey of a random sample of 400 students and finds that 240 of them prefer to remain on the quarter system.
a. Construct a 95% confidence interval for the true proportion of all students who would prefer to remain on the quarter system.
b. Does the interval you computed in part (a) provide convincing evidence that the majority of students prefer to remain on the quarter system? Explain.
c. Now suppose that only 50 students had been surveyed and that 30 said they preferred the quarter system. Compute a 95% confidence interval for the true proportion that prefers to remain on the quarter system. Does the interval provide convincing evidence that the majority of students prefer to remain on the quarter system?
d. Compare the sample proportions and the confidence intervals found in parts (a) and (c). Use these results to discuss the role sample size plays in helping make decisions from sample data.
a. We can be 95% confident that the true proportion of all students who would prefer to remain on the quarter system is between 0.5546 and 0.6454.
b. We cannot conclude that a majority of students prefer one system over the other based on this interval alone.
c. The interval in part (c) is wider than the interval in part (a) because the sample size is smaller. This means that there is more uncertainty in the estimate of the true proportion with a smaller sample size.
d. The confidence interval in part (a) is narrower than the confidence interval in part (c), which indicates that the estimate of the true proportion is more precise with a larger sample size.
a. To construct a 95% confidence interval for the true proportion of all students who would prefer to remain on the quarter system, we can use the following formula:
CI = \((\hat{p} - Z_{\alpha /2} \sqrt{\frac{\hat{p}(1-\hat{p})}{n} },\hat{p}+Z_{\alpha /2}\sqrt{\frac{\hat{p}(1-\hat{p})}{n} })\)
where \(\hat{p}\) is the sample proportion, n is the sample size, and \(z_{\alpha/2}\) is the critical value from the standard normal distribution corresponding to the desired level of confidence \(\alpha\).
Substituting the given values, we get:
CI = \((\frac{240}{400} - 1.96 \sqrt{\frac{\frac{240}{400} (1-\frac{240}{400} )}{400} },\frac{240}{400} +1.96\sqrt{\frac{\frac{240}{400} (1-\frac{240}{400} )}{400} })\)
Simplifying this expression gives:
CI=(0.5546,0.6454)
b. The interval we computed in part (a) does not provide convincing evidence that the majority of students prefer to remain on the quarter system because the interval contains the value of 0.5, which represents equal support for both systems.
c. Using the same formula as in part (a), with \(\hat{p} = 0.6\), n = 50, and \(z_{\alpha/2}\) = 1.96, we get:
CI=(0.4499,0.7501)
Therefore, we can be 95% confident that the true proportion of all students who would prefer to remain on the quarter system is between 0.4499 and 0.7501.
d. The sample proportion in part (a) is \(\hat{p}\) = 0.6, which is larger than the sample proportion in part (c), \(\hat{p}\)= 0.6.
The role of sample size in helping make decisions from sample data is that larger sample sizes generally provide more precise estimates of the population parameters, which can increase our confidence in the conclusions drawn from the data.
However, it is important to ensure that the sample is truly random and representative of the population of interest, regardless of sample size.
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Amadi has jar with one dollar and two dollar coins in it.
There are coins in total.
A jar of one and two dollar coins.
The ratio of one dollar coins to two dollar coins is .
How many coins are two dollar coins
Without knowing the total number of coins or the ratio between one dollar and two dollar coins in the jar, we cannot accurately determine the number of two dollar coins.
Amadi has a jar with both one dollar and two dollar coins. The question is asking how many of the coins in the jar are two dollar coins.
To determine the number of two dollar coins, we need more information. The question does not provide any details about the total number of coins or the ratio between one dollar and two dollar coins in the jar. Without this information, it is not possible to give an accurate answer.
If we assume that the jar contains a total of 100 coins, we can use algebra to solve for the number of two dollar coins.
Let's say the number of two dollar coins is x. Then, the number of one dollar coins would be 100 - x.
Since the value of the two dollar coins is double the value of the one dollar coins, we can set up the equation 2x + 1(100 - x) = total value of coins.
Simplifying the equation, we get 2x + 100 - x = total value of coins.
Combining like terms, we have x + 100 = total value of coins.
Since we don't know the total value of coins, we cannot solve for x. Therefore, we cannot determine the number of two dollar coins without additional information.
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please help me with this!!!! help!!! I need the answer! Find the area and permeter of the triangle
Answer: Area 6 Perimeter 12
Step-by-step explanation:
First, you have to find the perimeter. 4+5+3=12. Then, you need to find the area, which is base*height/2. The base is 3 and the height is 4. 4*3=12. Then you need to do 12/2=6. The area is 6
Answer:
The answer for P=12cm,A=6cm²
Step-by-step explanation:
Perimeter of triangle=a+b+c
P=5+3+4
P=12cm
Area of triangle =1/2bh
A=1/2×3×4
A=2×3
A=6cm²
01.01 LC)
Look at the following numbers:
−2, −1, 0, 2
Which pair of numbers has a sum of 0? (5 points)
−1, 2
−2, 0
−2, 2
−1, 0
Answer:
-2, 2
Step-by-step explanation:
The pair of numbers that sum = 0 is:
-2,2
-2 + 2 = 0
Find the length of the loan in months, if $600 is borrowed with an annual simple interest rate of 9% and with $681 repaid at the end of the loan.
Length of the loan =__________ months
The length of the loan in months is 151. 33 months
How to determine the length of timeThe formula for determining simple interest is expressed as;
I = PRT/100
Where;
I is the simple interestP is the principal amountR is the simple interest rateT is the time in yearsFrom the information given, we have that;
Principal interest = $600
Simple interest = $681
Rate = 9%
Substitute the values into the formula
$681 = $600 × 9 × T/100
Multiply the numerators
$681 = 5400T/100
cross multiply
68100 = 5400T
Divide both sides by 5400
T = 68100/5400
T = 12. 61 years
Convert the years to months
T = 12.61(12)
T = 151. 33 months
Hence, the value is 151. 33 months
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Random walk. A Java programmer begins walking aimlessly. At each time step, she takes one step in a random direction (either north, east, south, or west), each with probability 25%. She stops once she is at Manhattan distance r from the starting point. How many steps will the random walker take
Step-by-step explanation:
Hi, your question isn't totally complete. Here's the likely full question:
Random walk. A Java programmer begins walking aimlessly. At each time step, she takes one step in a random direction (either north, east, south, or west), each with probability 25%. She stops once she is at Manhattan distance r from the starting point. How many steps will the random walker take? This process is known as a two-dimensional random walk.
Write a program RandomWalker.java that takes an integer command-line argument r and simulates the motion of a random walk until the random walker is at Manhattan distance r from the starting point. Print the coordinates at each step of the walk (including the starting and ending points), treating the starting point as (0, 0). Also, print the total number of steps taken.
PLZ ANSWER WILL GIVE BRAINLIEST!!!
Answer:
4W+8+4W+4=180
8W+12. =180
. 8W=180-12
8W=168
W=21
BPC =4W+4
DE=360-(4W+4+4W+8+4W+4+2W+11)
=360-(14W+27)
=360-(14×21)-27
=360-321
= 39
Two parallel lines are crossed by a transversal.
What is the value of d?
The value of d in the image that shows the two parallel lines that are crossed by the transversal is determined as: 125°.
What is a Transversal?In geometry, a transversal is a line that intersects two or more other lines at distinct points. When a transversal intersects a pair of parallel lines, it creates various angles and relationships between those angles.
The image attached below shows the two parallel lines which are crossed by the transversal, where angle d and 125° are vertical angles.
Since they are vertical angles, they will be equal or congruent to each other. Therefore, the value of d = 125°
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Please take a look at the picture. Please write your answer with an explanation.
When a number is divided by 9, and the remainder is 6. What is the
remainder when six times this number is divided by 9?
Answer:
9x + 6
Step-by-step explanation:
SOLUTION GIVEN: a number is divided by 9 and the remainder is 6,
TO DETERMINE: The remainder when six times the number is divided by 9
EVALUATION: Here it is given that the number is divided by 9 & the remainder is 6
We know that Dividend = Divisor × Quotient + Remainder
By the given Divisor = 9
Remainder = 6
Let quotient = x
Then the number = Dividend = 9x + 6
find the exact value of Sin A
Step-by-step explanation:
sin A = opposite/ Hypotenuse
Sin A = 5/7
Hello !
sin(A) = opposite/hypotenuse = 5/7
arcsin(5/7) ≈ 45,58°
sin(A) = 5/7
the angle A ≈ 45,58°
Answer the questions below about the quadratic function
f(x)=-x^2-10x-27
a) Does the function have a minimum or maximum value?
b) What does the functions minimum or maximum value?
c) Where does the minimum or maximum value occur?
Answer:
a) The function has a minimum value.
b) The minimum value of the function is -27.
c) The minimum value occurs at x=3.
Step-by-step explanation:
Select the correct answer.
If function gis defined by the equation y - 3x = -14, which equation represents the function in function notation?
OAS(X) = 3x - 14
OBX) = -3x - 14
Ос.
$(x) = 3x + 14
OD
8(x) = -3x + 14
Joel was looking at the bottom of a three-dimensional shape and saw a rectangle. Which three-dimensional shape could he not have been looking at?
A. rectangular pyramid
B. rectangular prism
C. cube
D. triangular pyramid
Answer:
d have a great guys :D
Step-by-step explanation:
Compatible numbers for 2.4 and –0.18 are 2.5 and –0.2. What is the estimation of the product of (2.4)(–0.18) using these compatible numbers? –0.5 –0.4 0.4 0.5
Answer:
0.5
Step-by-step explanation:
Answer:
-0.5
Step-by-step explanation:
three sides of triangle is x cm y cm z cm its perimeter and semi perimeter
Answer:
Step-by-step explanation:
Perimeter:
\(P=(x+y+z) \ cm\)
Semi-perimeter:
\(SP=\frac{1}{2} (x+y+z) \ cm\)
Select the correct answer.
Which graph represents the solutions to this equation?
x2 + 8x = -20
(as a graph pls!)
Answer:
Step-by-step explanation:
use cramer’s rule to solve the system {x-6y=2 {12x+7y=-55no solution one solution (_,_)infinitely many solutions {(_,_)|_€R}
Using Cramer's rule in solving systems.
\(\begin{gathered} a_1x+b_1y=c_1 \\ a_2x+b_2y=c_2 \end{gathered}\)The solution for x and y are :
\(\begin{gathered} x=\frac{b_2c_1-b_1c_2}{a_1b_2_{}-_{}a_2b_1} \\ \\ y=\frac{a_1c_2-a_2c_1}{a_1b_2_{}-a_2b_1} \end{gathered}\)From the problem, we have two equations :
\(\begin{gathered} x-6y=2 \\ 12x+7y=-55 \end{gathered}\)From the equations, the values are :
\(\begin{gathered} a_1=1,b_1=-6,c_1=2 \\ a_2=12,b_2=7,c_2=-55 \end{gathered}\)Using the formula above, the values of x and y are :
\(\begin{gathered} x=\frac{b_2c_1-b_1c_2}{a_1b_2-_{}a_2b_1}=\frac{7(2)-(-6)(-55)}{1(7)-12(-6)} \\ x=\frac{14-330}{7+72} \\ x=-4 \\ \\ y=\frac{a_1c_2-a_2c_1}{a_1b_2-a_2b_1}=\frac{1(-55)-12(2)}{1(7)-12(-6)} \\ y=\frac{-55-24}{7+72} \\ y=-1 \end{gathered}\)The solution set is One solution. (-4, -1)
can someone please help me with this math problem please fast
Listed below, out of order are the steps in an accounting cycle.
THESE ARE THE STEPS:1. Analyze transactions from source documents2. Journalize transactions3. Post journal entries to general ledger account4. Prepare unadjusted trial balance5. Journalize adjusting entries6. Prepare adjusted trial balance7. Prepare financial statements8. Journalize closing entries9. Prepare post-closing trial balance
a) Place the numbers from the above list in the order in which the steps in the accounting cycle are performed
A. 3, 6, 2, 1, 4, 8, 5, 9,& 7
B. 2, 3, 6, 1, 4, 8, 5, 9, & 7
C. 3, 6, 2, 1,4,8,5,7,&9
D. 6, 3, 2, 1, 4, 8, 5, 9, & 7
b) Identify the steps in the accounting cycle that occur daily.A. 1, 2, 3, & 6
B. 2, 3, & 4
C. 1, 2, 3, 4,&6
D. 2, 3, & 6
Answer:
Step-by-step explanation:
The correct order in which accounting cycles are performed helps in structuring and produce an efficient result in the day-to-day activities of any business organization. This cannot be found in the options given but the correct order is shown below.
1, 2, 3, 4, 5, 6, 9, 8, 7
In other textbooks, it was stated that option A is correct for part 1.
The wide range of various entries or steps of the accounting cycle will happen depending on the circumstance yet these three activities are there any in the business association independent of circumstances.
1, 2, 3
In other textbook, it was stated that option B is correct for part 2.
Shown below is a wooden six-sided (hexagon) frame. Which of
the following best approximates the slopes of the six line
segments?
O The slopes are approximately -1.4, 0, and 1.4.
O The slopes are approximately -1.7, 0, and 1.7.
O The slopes are approximately -1.8, 1, and 1.4.
O The slopes are approximately -1.7,0, and 1.4
The slopes are best approximated as: The slopes are approximately -1.7, 0, and 1.7.
How to find the slope between two coordinates?The formula to find the slope between two coordinates is expressed as:
Slope = (y₂ - y₁)/(x₂ - x₁)
The slope of each line above the x-axis are:
Slope 1 = (5 - 0)/(5 - 8)
Slope 1 = -1.7
Slope 2 = (5 - 5)/(5 - (-2))
Slope 2 = 0
Slope 3 = (5 - 0)/(-2 - (-5))
Slope 3 = 5/3 = 1.7
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