Answer: 18 and 36 is A.
Step-by-step explanation:
4xpower of 2 + 9 when x = 2
Answer:
Yes
Step-by-step explanation:
2+9x2= That means 11 x 2
1
15) John traveled 166.25 miles and used 9.5
gallons of gas. How many miles per gallon
does John's car get?
2
9514 1404 393
Answer:
17.5 mi/gal
Step-by-step explanation:
You can think of "per" as meaning "divided by." Then "miles per gallon" means "miles divided by gallons:"
(166.25 mi)/(9.5 gal) = 17.5 mi/gal
John's car gets 17.5 miles per gallon.
Carlos is at the store buying pencils. There is a package with 4 pencils that
costs $5 or a package with 5 pencils that costs $6. Which package is the
better buy?
A. The $6 package, because each pencil costs $1.20.
B. The $6 package, because each pencil costs $0.83.
C. The $5 package, because each pencil costs $1.25.
D. The $5 package, because each pencil costs $0.80.
Answer:
The best answer would be A. because 6 divided by 5 is 1.20. Pls give me brainliest because i am trying to rank up.
Step-by-step explanation:
A car is traveling at the speed of 50 meters per second. What is the cars speed in kilometers per hour? How many kilometers will the car travel in 2 hours? Do not round your answers.
The price of a car is $21,000. You have saved 25% of the price as a down payment. After the down payment, the balance is financed with a 6-year loan with monthly payments at 9%. Determine the unpaid balance after three years.
The unpaid balance after three years is $
The unpaid balance after three years is approximately $26971.
The down payment is 25% of $21,000, which is:
Down payment = 0.25 x $21,000 = $5,250
So the amount financed is:
Amount financed = $21,000 - $5,250 = $15,750
We can use the formula for the unpaid balance on a loan to find the unpaid balance after three years. The formula is:
Unpaid balance = P((1 + r)ⁿ - (1 + r)ᵇ)/(1 + r)ⁿ - 1
where:
P = principal (amount financed)
r = monthly interest rate
n = total number of payments
b = number of payments already made
The monthly interest rate is 9%/12 = 0.0075, and the total number of payments is 6 x 12 = 72.
After three years, the number of payments made is 3 x 12 = 36.
Substituting the values into the formula, we get:
Unpaid balance = $15,750((1 + 0.0075)⁷² - (1 + 0.0075)³⁶)/(1 + 0.0075)⁷² - 1
= 15750(1.71255270682)-(0.76414896061)-1
Unpaid balance ≈ $26971
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Help me please!!! Weekly time card help. $11hr
Answer: 8hrs
Step-by-step explanation:
how would i anwser this? help pls!
Answer:
Step-by-step explanation:
To get the y values all you need to do is substitute the x value in the equation y=-2/3x+7.
For example:
y=-2/3(-6)=7
-2/3x6=-4
-4+7=3
(-6,3)
You can double check your work by filling the x and y coordinates in the equation and when solved if it it true you know you were correct.
To get the x value, you need to fill in the y in the equation y=-2/3x+7
for example:
5=-2/3x+7
-2=-2/3x
3=x
(3,5)
y=-2/3x+7
y=-2/3(15)+7
y=-10+7
y=-3
(15,-3)
y=-2/3x+7
15=-2/3x+7
8=-2/3x
-12=x
(-12,15)
,y) mean that student x is enrolled in class y, where the domain for x consists of all students in your school and the domain for y consists of all classes being
C(X,Y) is a statement that means a student X from the school is enrolled in class Y which is one of the classes offered by the school.
C(X,Y) is a statement that means a student X from the school is enrolled in class Y which is one of the classes offered by the school. The domain for X consists of all students in the school and the domain for Y consists of all classes being offered. To explain this statement further, firstly it should be noted that the statement is saying that a student (X) is enrolled in a class (Y). Secondly, the term “domain” refers to the set of all possible values that can be used for a given variable. In this case, the domain for X consists of all students in the school, while the domain for Y consists of all classes being offered at the school. Therefore, the statement C(X,y) is saying that a student from the school is enrolled in one of the classes offered by the school.
The complete question: Let C(X,Y) mean that student x is enrolled in class y, where the domain for x consists of all students in your school and the domain for y consists of all classes being
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1.4.1 - The school store is deciding which candy company to go with. CandyCrush Company charges $5.75 per box of candy plus a delivery fee of $30.Layla's Lollipops charges $2.75 per box of candy plus a delivery fee of $90. Howmany boxes of candy does it take until both companies charge the same amountof money? Write your answer in a complete sentence.
It will take 20 boxes until both companies charge the same amount of money
Here, we want to find the number of candy boxes that both companies will produce, such that the cost will be same.
Since we do not know the number of candies, we will need to represent it by a variable. Let the number of candies produced be x candies
Let us calculate the cost for Candy Crush company
For candy crush company, the cost is as follows;
$5.75 for 1 box, so for x boses, the cost will be x * 5.75 = $5.75x
Let us add the delivery fee to get the total cost.
That would be $5.75x + $30
Now; Let us calculate for Layla's Lollipops
Same x boxes
Cost of x boxes at $2.75 per box is 2.75 * x = $2.75
Adding the delivery cost, we have a total of
$2.75x + $90
So since the cost will be equal for x boxes, We equate the total costs for both companies;
Hence;
5.75x + 30 = 2.75x + 90
We proceed to collect like terms
5.75x - 2.75x = 90-30
3x = 60
divide both sides by 3;
x = 60/3
x = 20
875x132. Please show work!
100 points and will mark bralist
A measuring tape is generally a more precise tool for measuring length than
having a person "step off" the distance.
A. True
B. False
Answer:
a
Step-by-step explanation:
a measuring tape is more precise than measuring by whatever the second method is.
Given: A = {(0, 0), (2, 1), (3, 1.5),(4,2),...) Is A a function and why?
A. No, each set of ordered pairs in this list has the same range element.
B. Yes, there is more than one ordered pair in this list.
C. Yes, no two ordered pairs in this list has a repeat of the domain element.
D. No, there is a limited number of ordered pairs in this list.
Answer:
C. Yes, no two ordered pairs in this list has a repeat of the domain element.
Step-by-step explanation:
An equation that produces a set of ordered pairs defines a function, but it needs to be a proper function!
A function is a set of ordered pairs in which no two different ordered pairs have the same x -coordinate. Which means that answer C is correct.
Answer:
C. Yes, no two ordered pairs in this list has a repeat of the domain element.
Step-by-step explanation:
ODY 2022
The volume of a cone is 13.4m cubed and the radius is 3.2m what is the height
Answer:
The height is 1.25m.
Step-by-step explanation:
Volume = 1/3 πr²h
Given:
V = 13.4 m³
r = 3.2 m
Asked: height (h)
Substitute the formula with the given values then solve
13.4m³ = 1/3π(3.2m)²h
13.4(3) = 10.24πh
40.2 = 10.24πh
h = 40.2/10.24π
h = 1.25m
The height of the cone is 1.25 meters.
We know that the volume of the cone is given by
V = (1 / 3) * π * r ^2 * h................equation 1
where,
V is the volume of the cone.
r is the radius of the cone's base
h is the height
The volume and radius of the cone are given,
V = 13.4 m
r = 3.2m
substituting these values in equation 1 we get,
13.4 = (1 / 3) * 3.14 * 3.2 ^ 2 * h
on simplifying further
13.4 = 10.717 * h
h = 1.25m
The height of the cone is 1.25 meters.
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PLEASE HELP MEEE!!!!?????
Answer:
Ummmmmmm
Step-by-step explanation:
Answer:
i think the answer is D becasue if you do the vertical line test the line passes through alot of times
Step-by-step explanation:
look at pic 10 pts will mark brainilest
Answer:
Step-by-step explanation:
\(9\frac{1}{8} = 2\frac{1}{4} +x\)
\(\frac{9*8+1}{8} =\frac{4*2+1}{4} +x\)
\(\frac{73}{8} =\frac{9}{4} +x\)
\(\frac{73}{8} =\frac{9+4*x}{4}\)
do cross multiplication
\(8(4x+9)=4*73\\32x+72=292\\32x=292-72\\x=220/32\\x=6.875\)
After writing a $500 check to pay a bill, a student had a balance of $450 in his account. How much did he have in the account before he wrote the check?
Answer: $950
Step-by-step explanation:
he had 450 in his account after writing a check for 500. all you have to do is add 450 + 500.
The number of salespeople assigned to work during a shift is apportioned based on the average number of customers during that shift. Apportion 16 salespeople using Jefferson's method given the information below.
Shift Morning Midday Afternoon Evening
Average number of customers 125 280 460 560
Salespeople to assign
What modified divisor did you use?
a) Using the standard divisors according to Jefferson's apportionment method, the number of salespeople assigned to work each shift is as follows:
Shift Morning Midday Afternoon Evening Total
Number of
salespeople assigned 1 3 5 7 16
b) The modified or adjusted divisor used represents the average number of customers for each shift divided by the standard divisor.
What is the standard divisor?The standard divisor shows the ratio of the total population to the number of seats.
The standard divisor gives an insight about the number of people each seat represents.
Standard divisor = Total number of customers / Total number of salespeople
The total number of customers = 1,425
The number of salespeople = 16
a) Standard divisor = 1,425 ÷ 16
= 89.0625
Shift Morning Midday Afternoon Evening Total
Average number of
customers 125 280 460 560 1,425
Standard divisor 89.0625 89.0625 89.0625 89.0625
b) Modified divisor 1.4035 3.1438 5.165 6.288
Number of
salespeople assigned 1 3 5 7 16
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please help I'm gonna fail
Answer:
Ask me things ill try my best!
Calculate the surface area
To calculate the surface area of a rectangular prism, we need to find the area of each of its six faces and then add them up. In this case, the dimensions of the shape are:
Length = 8 cmWidth = 3 cmHeight = 6 cmRefer to the attachment below.
Three pairs of facesThere are three pairs of faces on a rectangular prism:
Two faces (top & bottom) with dimensions: Length × Width (8 cm × 3 cm).Two faces (front & back) with dimensions: Length × Height (8 cm × 6 cm).Two faces (left & right) with dimensions: Width × Height (3 cm × 6 cm).Finding the areaArea of Length × Width faces8 cm × 3 cm = 24 cm²
Since there are two of these faces, the total area is:
2 × 24 = 48 cm²
Area of Length × Height faces8 cm × 6 cm = 48 cm²
Since there are two of these faces, the total area is:
2 × 48 = 96 cm²
Area of Width × Height faces3 cm × 6 cm = 18 cm²
Since there are two of these faces, the total area is:
2 × 18 = 36 cm²
Adding the areas of the facesNow, add up the areas of all six faces:
Surface Area = 48 + 96 + 36 = 180 cm²
AnswerSo, the surface area of the rectangular prism is 180 cm².
________________________________________________________
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Triangle JKL has vertices at J(−1, −5), K(−2, −2), and L(2, −4). Determine the translation direction and number of units of the image of triangle JKL if vertex J′ is at (−3, −5).
4 units down
4 units up
2 units to the right
2 units to the left
A triangle JKL has vertices at J(−1, −5), K(−2, −2), and L(2, −4) and J′ at (−3, −5). The translation direction is 2 units to the left. The number of units of the image of triangle JKL is 2 units to the left only.
Given that a triangle JKL has vertices at J(−1, −5), K(−2, −2), and L(2, −4) and J′ at (−3, −5). We have to determine the translation direction and the number of units of the image of triangle JKL. Let's first find the translation direction to determine the image of triangle JKL.
Seeing the position of J and J', we can determine that the translation was made in the left direction because J has moved from the point (-1,-5) to (-3,-5). Thus, the translation direction is 2 units to the left. Now, let's calculate the number of units of the image of triangle JKL.
Let's draw a rough sketch of the triangle JKL and locate its vertices J(-1,-5), K(-2,-2), and L(2,-4).To find the number of units of the image of triangle JKL, we need to find the horizontal and vertical distances between the vertices of the original triangle and its image.
We can use the horizontal distance between J and J′ as a reference to calculate the remaining distances. J has moved 2 units to the left, so the horizontal distance between J and J′ is 2. Now, let's calculate the vertical distance between J and J′. The coordinates of J and J′ are (-1,-5) and (-3,-5), respectively.
The difference between the y-coordinates of J and J′ is 0, which means that J and J′ are on the same horizontal line. Therefore, the vertical distance between J and J′ is 0. Hence, the image of the triangle JKL has moved 2 units to the left and 0 units vertically. Thus, the number of units of the image of triangle JKL is 2 units to the left only.
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Here are the data on how 10 randomly selected middle-school students travel to school. bus, bus, bike, car, walk, bus, car, bus, bus, walk Which frequency table correctly displays the data?
Answer:
B
Step-by-step explanation:
I just took it on edgenunity
If other factors are held constant, how does sample size influence the likelihood of rejecting the null hypothesis and measures of effect size such as r^2 and Cohen's d?A) A larger sample increases both the likelihood and measures of effect size.B) A larger sample increases the likelihood but has little influence on measures of effect size.C) A larger sample decreases the likelihood but has little influence on measures of effect size.D) A larger sample decreases both the likelihood and measures of effect size.
Answer:
2000
Step-by-step explanation:
Find the area of a triangle whose two sides are 12 inches and 14 inches long, and has a perimeter of 34 inches. A. 23.24 in² B. 47.91 in² C. 24.74 in² D. 79.84 in²
Answer:
C
Step-by-step explanation:
That makes the third side 8 inches. Bc 34 -12 -14 = 8.
There's a formula that gives you the area of a triangle with all three sides.
It's kinda long so I won't write it out but it uses the semi-perimeter and it's called heron's formula if you want to search it up.
I just plugged the values into Heron's formula calculator.
The answer is around 47.906158268014, so C.
Area of the triangle is \(47.91 \ in^{2}\).
What is area of triangle?The area of a triangle is defined as the total space occupied by the three sides of a triangle in a 2-dimensional plane.
Given
Perimeter = 34
Two sides of the triangle = 12, 14
Third side of the triangle = Perimeter - 12 - 14
= 34 - 12 - 14
= 8 inches
According to the figure, using Pythagoras theorem
\(h^{2}=8^{2} -x^{2}\)
\(h^{2}=12^{2} - (14-x)^{2}\)
\(8^{2} -x^{2} =12^{2} -(14-x)^{2}\)
\(64-x^{2} =144-196+28x-x^{2}\)
\(28x=116\)
\(x=4.14\)
So, \(h^{2} =8^{2} -4.14^{2}\)
\(h^{2} =64-17.15\)
\(h=6.844\)
So, the area of the triangle = \(\frac{1}{2} \times 14 \times 6.844\)
= \(47.91 \ in^{2}\)
Area of the triangle is \(47.91 \ in^{2}\).
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What is the slope of the line?
y+3 = -4(2 + 7)
Answer:-4
Step-by-step explanation:
A line passes through the point (2,8) and has a slope of -5/2
Write an equation in slope intercept form for this line
write the equation of the line that is parallel to 2x-y=15 and passes through the point (3,7)
Answer:
work is shown and pictured
Find the surface area of a cylinder with a height of 8 and a base radius of 5 m.
Use the value 3.14 for, and do not do any rounding.
Be sure to include the correct unit.
Using the height and radius given, the surface area of the cylinder is 408.2m²
What is surface area of a cylinder?The surface area of a cylinder is the combined area of its curved surface (lateral surface) and its two circular bases. The formula for the surface area of a cylinder is:
A = 2πrh + 2πr²
where:
A is the surface area of the cylinder,π is the mathematical constant r is the radius of the base of the cylinder, andh is the height (or length) of the cylinder.In the given question, the data are;
h = 8mr = 5mSubstituting the value into the formula
A = 2π(5 * 8) + 2π(5)²
A = 408.2m²
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The park charges a $5 rental fee for a paddle boat in addition to
charging $3 an hour for usage. Find the total cost of renting the boat for
the number of hours.
Answer:
y=3x+5
0 hours is $5
1 hour is $8
2 hours is $11
3 hours is $14
Step-by-step explanation:
y=mx+b
m = slope and b = y intercept
in this case 3 dollars an hour (x) would be m
and 5 rental fee would be B
Vincent makes handcrafted dining tables, and he is trying to decide how many tables to produce. He can sell each dining table for $1,000. The cost of the first table is $900, for the second it's $1,100. For each additional table he produces, the marginal cost of each table increases by $200. How many dining tables should Vincent produce, and what is the total cost of his production?
The total cost of production of six dining tables is $1300.
How many tables to be produced?Production is the act of combining a variety of material and immaterial inputs to create an output. In a perfect world, this output would be a good or valuable good or service for people to use. The three main production factors of land, labor, and capital are known as primary producers of goods or services.
These crucial inputs are not significantly altered by the output process or the end product, nor are they made a crucial component of it. In classical economics, materials and energy are regarded as secondary factors because they are byproducts of land, labor, and capital. Technology and entrepreneurship are sometimes seen as evolved variables in production in addition to the conventional components of production.
Each dining table for $1,000
The second it's $1,100.
The marginal cost of each table increases by $200
The total cost of his production is
Fixed cost + Variable cost
= $1000 + 300= $1300
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