Answer:15 boxes with 4 left over have a great day :)
Step-by-step explanation:
An artist has all her paintings framed with a3-inch-wide border. She has a painting to beframed that is 1 foot by 1.5 feet.Which of the following measurements representsthe perimeter of the painting with the border?
The perimeter with the border = 7 feet
Explanation:The length of the painting with the border, L = 3 in + 1.5 ft + 3 in
1 inch = 1/12 ft
3 in = 3/12 ft = 0.25 ft
L = 0.25 ft + 1.5 ft + 0.25 ft
L = 2 ft
The width of the painting with the border, W = 3 in + 1 ft + 3 in
W = 0.25 ft + 1 ft + 0.25 ft
W = 1.5 ft
The painting (with the border is rectangular in shape)
The perimeter, P = 2(L + W)
P = 2(2 + 1.5)
P = 2(3.5)
P = 7 ft
The perimeter with the border = 7 feet
There are 8 horses in race, how many ways can they finish first, second, and third?
Answer:
There are 336 ways to have 8 horses place for 1st, 2nd, and 3rd place
Step-by-step explanation:
I NEED HELP
Colman has 2 quarters, 5 dimes, and 3 pennies.
He takes one quarter from his pocket and gives
it to Brady. What is the probability that he will
draw a dime the next time?
Answer:
78
Step-by-step explanation:
Melanie and noah are baking a birthday cake for franceca. The recipe call for 3/4 meauring cup and noah ha a 1/8 meauring cup. Which cup hould they ue
They should use 6 cup of Noah's measuring cup
What are algebraic operations?They are the set of numbers and symbols that are related by the different mathematical operation signs such as addition, subtraction, multiplication, division among others.
To solve this problem we must perform the following algebraic operations with the given information
Information about the problem:
Recipe call = 3/4Noah's cup = 1/8Number of cup = ?Calculating the number of cup the should use:
Number of cup = Recipe call / Noah's cup
Number of cup = (3/4) / (1/8)
Number of cup = 3*8 / 4*1
Number of cup = 24/4
Number of cup = 6
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Correctly written question:
Melanie and Noah are baking a birthday cake for Francesca. The recipe call for 3/4 measuring cup and Noah has a 1/8 measuring cup. Which cup should they use?
13. You are debating about whether to buy a new computer for $800.00 or refurbished computer with the same equipment for $640.00. If you are paid
$10.00/hour and your deductions
are FICA (7.65%), federal tax withholding (12%), and state tax withholding (8%), how many hours do you have to work to pay for the new computer?
89 hours
•
98 hours
•
87 hours
•
111 hours
The number of hours to work to pay for the new computer is 111 hours
What is an Equation?Equations are mathematical statements with two algebraic expressions flanking the equals (=) sign on either side.
It demonstrates the equality of the relationship between the expressions printed on the left and right sides.
Coefficients, variables, operators, constants, terms, expressions, and the equal to sign are some of the components of an equation. The "=" sign and terms on both sides must always be present when writing an equation.
Given data ,
Let the equation be represented as A
Now , the value of A is
Substituting the values in the equation , we get
The cost difference between the new and refurbished computer is $800.00 - $640.00 = $160.00. This means that you would save $160.00 by buying the refurbished computer instead of the new one.
Let's say you work for "x" hours, then your gross pay will be:
A = 10x dollars
Your FICA deduction will be 7.65% of your gross pay:
0.0765 ( 10x ) = 0.765x dollars
Your federal tax withholding will be 12% of your gross pay:
0.12 ( 10x ) = 1.2x dollars
Your state tax withholding will be 8% of your gross pay:
0.08 ( 10x ) = 0.8x dollars
The total amount of taxes that will be deducted from your paycheck is the sum of these three amounts:
0.765x + 1.2x + 0.8x = 2.765x dollars
So your net pay will be:
10x - 2.765x = 7.235x dollars
On simplifying the equation , we get
Now, we can calculate the number of hours you would need to work to pay for the new computer:
800 = 7.235x
x ≈ 110.5 hours
Hence , the number of hours is x = 111 hours
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the weights of 9 men have mean x = 175 pounds and standard deviation s = 15 pounds. what is the standard error of the mean? (a) 58.3 (b) 15 (c) 5 (d) 1.67 (e) 1.29
Answer:
5
Step-by-step explanation:
standard error of mean = s/√n,
where s is the standard deviation and n is the sample size.
s/√n = 15/√9
= 15/3
= 5
What does negative 2 over 3 > −1 indicate about the positions of negative 2 over 3 and −1 on the number line? (4 points) a is located to the right of −1 b is located on the left of −1 c is located on the right of 0, and −1 is located on the left of 0 d is located on the left of 0, and −1 is located on the right of 0
An indication of the inequality negative 2 over 3 > −1 about the positions of negative 2 over 3 and −1 on the number line is that: A. negative 2 over 3 is located to the right of −1.
What is a number line?A number line can be defined as a type of graph that is designed and developed with a graduated straight line containing both positive and negative numbers (numerical values), that are placed at equal intervals along its length.
This ultimately implies that, a number line can be used for the comparison of two or more numbers such as -2/3 and -1. Also, a number line typically decreases in numerical value towards the left and increases in numerical value towards the right.
Note: negative 2 over 3 = -2/3.
By comparison, we have:
-2/3 > -1
In conclusion, the above inequality simply means that -2/3 is greater than -1 and it would be located to the left of 0 and right of -1 on a number line as shown in the image attached below.
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Find a Doctor, is a small startup that helps people find a physician that best meets their needs (location, insurance accepted, etc) During a "slow time for them, they have 9 staff members taking calls from customers. On average, one call arrives every 5 minutes (standard deviation of 5 minutes). Each staff member spends on average 18 minutes with each customer (with a standard deviation of 27 minutes) Round your answer to 2 decimal places) How long does a customer spend on average waiting on hold before they can start speaking to a representative? Minutes
On average, a customer spends approximately 1.16 minutes waiting time on hold before they can start speaking to a representative.
To find the average waiting time for a customer on hold before they can start speaking to a representative, we need to consider both the arrival rate of calls and the average service time of the staff members.
Given:
9 staff members taking calls.
On average, one call arrives every 5 minutes (standard deviation of 5 minutes).
Each staff member spends on average 18 minutes with each customer (with a standard deviation of 27 minutes).
To calculate the average waiting time, we need to use queuing theory, specifically the M/M/c queuing model. In this model:
"M" stands for Markovian or memoryless arrival and service times.
"c" represents the number of servers.
In our case, we have an M/M/9 queuing model since we have 9 staff members.
The average waiting time for a customer on hold is given by the following formula:
Waiting time = (1 / (c * (μ - λ))) * (ρ / (1 - ρ))
Where:
c = number of servers (staff members) = 9
μ = average service rate (1 / average service time)
λ = average arrival rate (1 / average interarrival time)
ρ = λ / (c * μ)
First, let's calculate the average arrival rate (λ):
λ = 1 / (average interarrival time) = 1 / 5 minutes = 0.2 calls per minute
Next, calculate the average service rate (μ):
μ = 1 / (average service time) = 1 / 18 minutes = 0.0556 customers per minute
Now, calculate ρ:
ρ = λ / (c * μ) = 0.2 / (9 * 0.0556) ≈ 0.407
Finally, calculate the waiting time:
Waiting time = (1 / (c * (μ - λ))) * (ρ / (1 - ρ))
= (1 / (9 * (0.0556 - 0.2))) * (0.407 / (1 - 0.407))
≈ 1.16 minutes
Therefore, on average, a customer spends approximately 1.16 minutes waiting on hold before they can start speaking to a representative.
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You open a drink stand where you sell coffee and hot chocolate. You sell coffee for $1.80 and hot chocolate for $3.15. At the end of the day, you sold 120 cups and the total money you earned was $284.40. How many of each type of drink did you sell?
Answer:
c = 69 and h = 51
Step-by-step explanation:
You will need two different equations here
use variable c as coffee and variable h as hot chocolate
c + h = 120
1.80c + 3.15h = 284.40
By moving variables, you can alter the first equation
h = 120 - c
Now insert this into the second equation
1.80c + 3.15(120 - c) = 284.40
Multiply
1.80c + 378 - 3.15c = 284.40
Subtract the c
-1.35c + 378 = 284.40
Subtract 378 from both sides
-1.35c = -93.6
Divide both sides by -1.35
c = 69
Then plug into the first equation
69 + h = 120
Subtract 69
h = 51
7.Divide 78.432 / 2.4 =1. Write as a fraction2. Write with a whole number divisor3. Use the division algorithm
Given:
divide 78.432 by 2.4
1. fraction:
\(\frac{78.432}{2.4}\)2. whole number divisor
\(\begin{gathered} \frac{78.432}{2.4} \\ \text{Multiply and divide by 10} \\ \frac{78.432\times10}{2.4\times10}=\frac{784.32}{24} \end{gathered}\)3. Division algorithm
can someone please help with this
All correct proportions include the following:
A. \(\frac{AC}{CE} =\frac{BD}{DF}\)
D. \(\frac{CE}{DF} =\frac{AE}{BF}\)
What are the properties of similar geometric figures?In Mathematics and Geometry, two geometric figures are said to be similar when the ratio of their corresponding side lengths are equal and their corresponding angles are congruent.
Hence, the lengths of the pairs of corresponding sides or corresponding side lengths are proportional to one another when two (2) geometric figures are similar.
Since line segment AB is parallel to line segment CD and parallel to line segment EF, we can logically deduce that they are congruent because they can undergo rigid motions. Therefore, we have the following proportional side lengths;
\(\frac{AC}{CE} =\frac{BD}{DF}\)
\(\frac{CE}{DF} =\frac{AE}{BF}\)
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The table shows the last holiday destination of 60 people.Holiday
destinations
Frequency | Angle in º
France
25
Spain
18
Greece
15
Other
2
Complete the table and draw a pie chart
to represent this information.
Note: Please draw your pie chart in a 'clockwise' direction from the line already drawn
and follow the order from the table (France, then Spain etc...).
The required answer are according to the following order,
a) France;
25/60 × 360/1 = 150°
b) Spain;
18/60 × 360/1 = 108°
c) Greece;
15/60 × 360/1 = 90°
d) Other;
2/60 × 360/1 = 12°
What do you mean by sum of angles?
We know that the sum of angles in a triangle is 360°. The question requires us to find the angle that corresponds to each of the given holiday destinations. We shall now proceed as follows:
The angle subtended is obtained from number of people that chose a particular location.
a) France;
25/60 × 360/1 = 150°
b) Spain;
18/60 × 360/1 = 108°
c) Greece;
15/60 × 360/1 = 90°
d) Other;
2/60 × 360/1 = 12°
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A recent study by Rand’s National Defense Research Institute, examined 48,000 military jobs, such as Army attack-helicopter pilot and Navy gunner’s mate. It was found that 8,640 of the jobs were filled by women. What percent of these jobs are filled by women rounded to the nearest percent if necessary?
We have the next information
48000 represent the 100%
8640 represent the ?
\(\text{?}=\frac{8640\cdot100\text{\%}}{48000}=18\)ANSWER
8640 represent the 18%
in triangle ABC, AB = 6 cm, BC = 13cm and angle ACB = 23 degrees. Calculate angle BÁC, which is obtuse.
Answer:
\(\angle BAC=180^{\circ}-\frac{13\sin 23^{\circ}}{6}\)
Step-by-step explanation:
\(\frac{\sin(\angle BAC)}{13}=\frac{\sin 23^{\circ}}{6} \\ \\ \sin \angle BAC=\frac{13\sin 23^{\circ}}{6} \\ \\ \angle BAC=180^{\circ}-\frac{13\sin 23^{\circ}}{6}\)
pls send the correct answer
Answer:
B,A,C
Step-by-step explanation:
The smallest angle is found in front of smallest side therefore the smallest angle is B since the smallest side is AC.Hope you understand
-8 + n/2 = -13
Please help me I’m begging we just started to learn this today
Answer:
-10
Step-by-step explanation:
-8 + n/2 = -13
n/2 = -13 + 8
n/2 = -5
n = -5 * 2
n = -10
Hope it helps!
Find the general solution of the following differential equation. y" - 4y + 7y=0 NOTE: Use c, and ce as arbitrary constants. y(t) =
The given differential equation is y" - 4y + 7y = 0. To find the general solution, we can assume that y(t) can be expressed as y(t) = e^(rt), where r is a constant.
To find the value of r, we substitute y(t) = e^(rt) into the differential equation:
y" - 4y + 7y = 0
(r^2 - 4 + 7)e^(rt) = 0
For the equation to hold true for all values of t, the expression in the brackets should be equal to zero. Therefore, we have:
r^2 - 4r + 7 = 0
Using the quadratic formula, we can solve for r:
r = (4 ± √(4^2 - 4(1)(7))) / (2)
r = (4 ± √(16 - 28)) / 2
r = (4 ± √(-12)) / 2
Since the discriminant is negative, there are no real solutions for r. Instead, we have complex solutions:
r = (4 ± i√(12)) / 2
r = 2 ± i√(3)
The general solution is then given by:
y(t) = c1 * e^((2 + i√(3))t) + c2 * e^((2 - i√(3))t)
where c1 and c2 are arbitrary constants.
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Which theory supports the idea that stereotypes are ubiquitous and racism is an everyday experience for people of color i
A. dentity-based motivation theory B. critical race theory C. equity theory D. social comparison theory
The theory that supports the idea that stereotypes are ubiquitous and racism is an everyday experience for people of color is B. Critical race theory.
This theory examines how social, cultural, and legal norms perpetuate racism and how it is embedded in everyday life. It argues that racism is not just an individual belief or action, but a structural and systemic problem that affects all aspects of society.
Therefore, stereotypes and racism are not isolated incidents but are pervasive and constantly reinforced by societal structures and norms.
Therefore, the correct option is B. Critical race theory.
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Question 7
2 pts
In a integer optimization problem with 5 binary variables, the maximum number of potential solutions is:
32
125
25
10
Question 8
The correct answer is 32.
In an integer optimization problem with binary variables, each variable can take one of two possible values: 0 or 1. Therefore, for 5 binary variables, each variable can be assigned either 0 or 1, resulting in 2 possible choices for each variable. The maximum number of potential solutions in an integer optimization problem with 5 binary variables is 32 because each binary variable can take on 2 possible values (0 or 1)
In this case, we have 5 binary variables, so the maximum number of potential solutions is given by 2 * 2 * 2 * 2 * 2, which simplifies to 2^5. Calculating 2^5, we find that the maximum number of potential solutions is 32.
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What part of the fraction is the 4 in the fraction shown?
3
----
4
The numerator
The denominator
The integer
The fraction line
5 Clear Which number line best represents the solution to the inequality 18x + 3 < 48?
Answer:
D
Step-by-step explanation:
you must solve first
18x < 45
x < 2.5
the number line will have an arrow with an open circle since it does not include 2.5. the line will head towards 0 and negatives since it's less than 2.5 so your answer is D
Hi can you guys please answer this! I’ll mark you as brainless
Answer:
0.42846931021
Step-by-step explanation:
What are the two factors that affect the intensity of an earthquake?.
The intensity of earthquake shaking at any location is determined by the magnitude of the earthquake and its distance.
The most noticeable result of the earthquake is, first and foremost, the shaking of the ground. Along with shaking, earth rupture also happens. Infrastructure facilities suffer serious damage as a result of this. The size and distance from the epicentre of the earthquake affect how severe it is.
The local geographic circumstances have an impact on the severity as well. The visible cracking of the Earth's surface is referred to as ground rupture. Earthquake has killed more humans in past 100 years.
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I don’t know the answer to this question please help me!
Answer:
Step-by-step explanation:
Okay firstly the question asks what is the mean, median, mode and range of each set.
For median: we must arrange the numbers in order from least to greatest and then identify the middle number.
17,18,18,19,21,22,46 (the arrangement)
19 is the middle number, therefore it is the median
Now secondly to find the mean, we must add all numbers together and divide them by 7 (because there are 7 numbers)
17+18+18+19+21+22+46 = 161
161 / 7 = 23
23 is the mean
Please someone else help with mode and range i kinda forgot lol
Sid mows two laws the first one is 60 feet long and 59 feet wide the area of the second lawn is 3 times as big but has the same width as the first want is the length of the second lawn
The length of the second lawn that Sid mows is 60 feet. We simply calculated the area of lawn here.
The area of the first lawn is given by:
A1 = 60 x 50 = 3000 square feet
Let L2 be the length of the second lawn. Since the width of the second lawn is the same as the first lawn, the area of the second lawn can be expressed as:
A2 = L2 x 150
Since the area of the second lawn is 3 times as big as the first lawn, we have:
A2 = 3A1
Substituting A1 and simplifying, we get:
L2 x 150 = 3 x 3000
L2 x 150 = 9000
L2 = 60 feet
Therefore, the length of the second lawn is 60 feet.
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2(—5х + 4) + 4х – 5 = — 3
Answer:
x = -1
Step-by-step explanation:
Distribute by multiplying -5x by 2 and 4 by 2, leaving you with -10x+8+4-5=-3, then solve leaving you with x = -1.
Matt's saving account balance went from $325 at the beginning of the month to $195 at the end of the month. What was the percent of decrease?
Answer:
60%
Step-by-step explanation:
yes
¿Por qué crees que la multiplicación y la división están en el mismo nivel de jerarquía?
Tema: Jerarquía de operaciones.
Multiplication and division have the same precedence as a division can be written as a multiplication, that is, a division by x is equivalent to a multiplication by 1/x.
What is the precedence of operations?The precedence of operations is defined by the PEMDAS acronym, with a highest to lowest order of precedence, as follows:
P: power operations.E: exponent operations, with the same precedence as power operations, as it is equivalent to a power operation.M: multiplication operations.D: division operations, with the same precedence as division operations, as it is equivalent to a division operation.A: addition operations.S: subtraction operations, with the same precedence as subtraction operations, as it is equivalent to a subtraction operation.More can be learned about precedence of operations at brainly.com/question/550188
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Francis is a pilot of an airplane that if flying at an altitude of 3,000 feet when the plane begins its descent toward the ground. If the angle of decent of the plane is 150 how much farther will the plane fly before it is on the ground?
The distance that the plane will descend on the ground is given as follows:
5,196 feet.
What are the trigonometric ratios?The three trigonometric ratios are defined as follows:
Sine of angle = length of opposite side divided by the length of the hypotenuse.Cosine of angle = length of adjacent side divided by the length of the hypotenuse.Tangent of angle = length of opposite side divided by the length of the adjacent side.The parameters for this problem are given as follows:
Angle of 150º.Opposite side of -3000.Adjacent side is the distance.Hence the distance is obtained as follows:
tan(150º) = -3000/d
d = -3000/tangent of 150 degrees
d = 5,196 feet.
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HELP I NEED HELP ASAP