Answer:
a)
Step-by-step explanation:
Answer:
A
Step-by-step explanation:
I know for sure.
12+84=96
12*1=12
12*7=84
Deondra has $420 to spend at a bicycle store for some new gear and biking outfits. Assume all prices listed include tax.
• She buys a new bicycle for $236.31.
She buys 2 bicycle reflectors for $3.07 each and a pair of bike gloves for $34.75.
She plans to spend some or all of the money she has left to buy new biking outfits for $59.50 each .
Write and solve an inequality which can be used to determine o, the number of outfits Deondra can purchase while staying within her budget.
Step-by-step explanation:
rate the deck I will destroy anyone
3.Jason needs at least 260 eggs for a charity breakfast. He writes the inequality
12d+72 ≥ 260 to represent the number of dozens of eggs, d, that he needs to buy
since he already has 72 eggs. Which statement best explains whether d = 7 is a solution to
Jason's inequality?
A. d= 7 is a solution because 12 x 7 = 84 and 84 is greater than 72.
B. d= 7 is a solution because 12 x 7 + 72 = 156 and 156 is less than 260.
C. d= 7 is not a solution because 127 + 72 = 199 and 199 is less than 260.
D. d= 7 is not a solution because 12 x 7+72 = 156 and 156 is less than 260.
Answer:
The answer is D hope this helps:)
Step-by-step explanation:
Given rhombus CDEF below, EG = 5. If GC= -4x+9, solve for x.
A rhombus is a quadrilateral with four equal side ,rhombus, opposite sides are parallel, and Opposite angles are equal. So, in rhombus CDEF, CE = DF = DE.
1.A rhombus is a quadrilateral with four equal sides. In a rhombus, opposite sides are parallel, and opposite angles are equal. So, in rhombus CDEF, CE = DF = DE.
2. Let's consider triangle CEG. According to the problem, EG = 5, and we know that CE and EG are equal sides of the rhombus.
3. Since CE = EG = 5, triangle CEG is an isosceles triangle. In an isosceles triangle, the base angles (the angles opposite the equal sides) are equal.
4. Now, let's focus on point G and the information given about GC. It's stated that GC = -4x + 9.
5. Since opposite sides of a rhombus are parallel, angle CGE and angle CEG are equal. We can use the properties of triangles and corresponding angles to relate GC and CE.
6. From step 5, we have GC = CE + EG = CE + 5.
7. Substituting the value of GC from step 4, we have -4x + 9 = CE + 5.
8. To solve for x, we need to isolate the variable. Let's move the constant terms to the other side of the equation: -4x = CE + 5 - 9.
9. Simplifying the right side of the equation, we have -4x = CE - 4.
10. Finally, since CE = 5 (from step 2), we substitute that value into the equation: -4x = 5 - 4.
11. Solving the equation, we have -4x = 1.
12. Dividing both sides by -4, we find x = -1/4.
Therefore, the value of x in the given problem is -1/4.
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Note the full question may be :
Given rhombus CDEF below, with EG = 5. If GC = -4x + 9, we need to solve for x.
6+ (-x) + 2x + (-7) + 2x
Answer:
3x-1
Step-by-step explanation:
6 +(-x) +2x + (-7) + 2x=
6-x +2x -7 + 2x =
6-7+ 2x+2x-x=
-1 + 3x=
3x-1
Need help placing in correct spot
The angles that are 118 degrees are ∠1 , ∠3, ∠5 and ∠7.
How to find angles in parallel lines?When parallel lines are cut by a transversal line, angle relationships are formed such as corresponding angles, alternate interior angles, alternate exterior angles, vertically opposite angles etc.
Therefore, let's find the angle relationship in the line and find the angles that are 118 degrees.
Hence,
∠3 = 180 - 62 = 118 degrees(angles on a straight line)
∠1 ≅ ∠3 (vertically opposite angles)
∠7 ≅ ∠3 (alternate interior angles)
∠5 ≅ ∠7 (vertically opposite angles)
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Ray EF is the bisector of angle AET. Find the measure of angle FEA.* 70° E A Your answer
Answer:
<FEA is 70 degrees. It is already given.
Give the equation of the circle centered at the origin and passing through the point (0, 6).
The equation of circle is x² + y² = 36.
We have,
Center= (0, 0)
Passing point = (0, 6)
We know the equation of circle is
(x-h)² + (y-k)² = r²
where (h, k) be the center and r be the radius.
Now, the radius of circle is
= √(6-0)² + (0-0)²
= √36
= 6 unit
So, the equation of circle
(x-0)² + (y-0)² = 6²
x² + y² = 36
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Demonstrate the deference types of equipment that can be used to introduce numeracy to young children
Introducing numeracy to young children can be done through various types of equipment and resources that engage their senses and make learning math concepts more interactive and enjoyable.
Here are some different types of equipment commonly used to introduce numeracy to young children:
Counting blocks: Colorful blocks that children can use to physically count and group numbers.Number rods: Wooden rods or bars of different lengths that help children understand number values and comparisons.Counting bears: Small bear-shaped counters that children can use for counting, sorting, and basic addition and subtraction.Number puzzles: Jigsaw puzzles or manipulative puzzles with numbers, helping children recognize and order numerals.Math storybooks: Books that incorporate mathematical concepts into stories, making math more relatable and enjoyable for children.Picture books with numeracy themes: Books that use illustrations and visuals to introduce and reinforce numeracy concepts.Thus, by incorporating a variety of equipment and resources, educators and parents can create a rich learning environment that supports children's numeracy development and fosters a positive attitude towards math.
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The school wishes to enclose its rectangular playground using 480 meters of fencing, find the function, find the side length (x) and the maximum area the playground can have
The function is, A(x)=(-x^2+240x) m^2
Let the length (L) = x m
From the question, we have
perimeter (P)=480 m
The perimeter of the rectangular playground is
P=2(L+W)
480=2(x+W)
240=x+W
W=(240-x)m
The area, A=L*W
=x(240-x)
=-x^2+240x
A(x)=(-x^2+240x) m^2
The function is, A(x)=(-x^2+240x) m^2
Multiplication:
Mathematicians multiply two or more numbers to determine the sum of the parts. It is a fundamental mathematical operation that is frequently used in real-world situations. Multiplication is used when groups of like sizes need to be combined. Multiplication is a mathematical operation that illustrates the fundamental idea of adding the same number repeatedly. The product of two or more numbers is what results from multiplying them, and the factors are the quantities that are multiplied. Multiplying the numbers makes it simpler to repeatedly add the same number.
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Find the numbers with the following property three times the sum of four and a number is less than seven times the same number
Let's represent the number with the variable "x". According to the given property, we can write the following equation:
3(x + 4) < 7x
Now, let's solve this inequality to find the range of numbers that satisfy the property.
3x + 12 < 7x
Subtract 3x from both sides:
12 < 4x
Divide both sides by 4 (since the coefficient of x is 4):
3 < x
So, the range of numbers that satisfy the given property is x > 3.
Therefore, any number greater than 3 will satisfy the condition. For example, 4, 5, 6, 7, 8, etc.Step-by-step explanation:
you can paint a room in 8 hours. working together, you and your friend can paint the room in just 5 hours. How long does it take your friend to paint a room by himself?
It takes about 13.33 hours for the friend to paint a room by himself.
If two persons are working on the same project together, their work rates add up and they can finish the project faster. If x is the time taken by person 1 to complete a task, then the work rate is 1/x. If y is the time taken by person 2 to complete a task, then the work rate is 1/y. Then, the formula to calculate the work-rate problem is \(\frac{1}{x}+\frac{1}{y}=\frac{1}{t}\).
Here, the rate of work done by person 1 is 1/8. Together, the rate is 1/5. Then,
\(\begin{aligned}\frac{1}{8}+\frac{1}{y}&=\frac{1}{5}\\\frac{y+8}{8y}&=\frac{1}{5}\\5y+40&=8y\\3y&=40\\y&=\frac{40}{3}\\&=13.33\end{aligned}\)
Therefore, the answer is 13.33 hours.
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WILL MARK BRAINLIEST!!!!!!!!!!!!!!!!!
Use a model to divide.
1/2 ÷ 7
Answer:
1/14
Step-by-step explanation:
i dont know if thats the answer tell me if its not plz
Answer:
it is 1/14
now give me brainliest
Juan and his father went on a driving trip.
Juan drove 32 miles more than his father.
Together, they drove 260 miles. How many
miles did Juan drive?
Answer:
162
Step-by-step explanation:
260/2=130
130+32=162
67 and 113 multiples of 3,6 and 7
The number 67 and 113 are not the multiples of 3,6 and 7.
What is defined as the multiples?Multiples are the results of multiplying one whole number from another whole number.
A multiple is a products produced by multiplying one number by another. For instance, if we say 4 5 = 20, 20 is a multiple of 4 as well as 5.Every number multiplies itself.A number's multiples are infinite.A number's multiple is equal or greater to the number on its own (except for 0).Now, for the given question;
As, 67 and 113 are not completely divisible by 3. They are not multiple of 3.
67 and 113 are not entirely divisible by 6. So, they are also not the multiple of 6.
Now, 67 and 113 are also not entirely divisible by 7. Thus, they are also not the multiple of 7.
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equation 1: 5x + 3y=8
equation 2: 4x + 7y= 34
9x-10y=42 true
Answer:
true
Step-by-step explanation:
5x + 4x = 9x
3y + 7y = 10y
8 + 34 = 42
Answer:
False
Step-by-step explanation:
5x+3y=8
4x+7y=34
Then:
5x+4x+3y+7y=9x+10y
9x+10y=43 not 9x-10y
Hope one of y’all help me with this question.. because i was struggling!!
Please and thank you.
a) The value in four years is 2,207,626
b) The growth rate percent is 102.5 %
c) It would attain the value in 11 years.
What is a function?We know that a function has to do with a mathematical rule that is used for the establishment of a fact. We have from the question that the function that models the car is; V = 2000000(1.025)^n
Let us recall that n has to do with the number of years.
a) In four years, the value of the car would be;
V = 2000000(1.025)^4
V = 2,207,626
b) The growth rate percent of the function can be obtained as;
1.025 * 100 = 102.5 %
c) To obtain the year in which the value of the car would reach 2624173.32, we have;
2624173.32 = 2000000(1.025)^n
2624173.32/2000000 = (1.025)^n
1.312 = (1.025)^n
ln1.312 = n ln (1.025)
n = ln1.312 /ln (1.025)
n = 0.272/0.025
n = 11
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calculate the following 2+2
Answer:4
Step-by-step explanation:
2+2 is 4
WILL MARK BRAINLIEST
please help geometry problem in the picture
PLS HELP ASAP
What is (f-g)(3})?
Answer:
442
Step-by-step explanation:
you can download g a u t h m a t h for questions like this, good luck :D
Irinkers or both? Acme electronics manufactures MP3 players at three locations. The plant 50% of the MP3 players and 1% are defective. The plant at Memphis manu that plant are defective. The plant at Fort Meyers manufactures 20% and 3% If an MP3 player is selected at random, what is the probability that it is defe Refer to Problem 6.101. An MP3 player is found to be defective. What is th manufactured in Fort Meyers?
The probability that an MP3 player manufactured in Fort Meyers is defective is 0.37%.
To calculate the probability that an MP3 player is defective, we need to consider the manufacturing plants and their respective defect rates.
Given:
Plant at Memphis manufactures 50% of the MP3 players, and 1% of those manufactured at that plant are defective.
Plant at Fort Meyers manufactures 20% of the MP3 players, and 3% of those manufactured at that plant are defective.
No information is provided about the defect rate of the third plant.
To find the overall probability of an MP3 player being defective, we need to consider the probability of selecting a defective player from each plant and then weigh it by the probability of selecting a player from each plant.
Let's calculate the overall probability:
Probability of selecting a defective player from Memphis plant = 50% * 1% = 0.50% or 0.005 (since 50% is equivalent to 0.50 in decimal form)
Probability of selecting a defective player from Fort Meyers plant = 20% * 3% = 0.60% or 0.006 (since 20% is equivalent to 0.20 in decimal form)
To calculate the overall probability, we need to weigh these probabilities by the probability of selecting an MP3 player from each plant:
Probability of selecting from Memphis plant = 50% = 0.50 (decimal form)
Probability of selecting from Fort Meyers plant = 20% = 0.20 (decimal form)
Overall probability of selecting a defective MP3 player is given by:
Overall probability = (Probability from Memphis plant * Probability of selecting a defective player from Memphis) + (Probability from Fort Meyers plant * Probability of selecting a defective player from Fort Meyers)
Overall probability = (0.50 * 0.005) + (0.20 * 0.006) = 0.0025 + 0.0012 = 0.0037 or 0.37%
Therefore, the probability that an MP3 player, manufactured in Fort Meyers, is defective is 0.37%.
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A group of 9 monarch butterflies is getting ready to migrate. Write a multiplication story involving this group. Explain what fact you are using and find the product.Each Monarch butterfly has 4 bright orange wings and 6 legs.
We can create a multiplication story using the fact that each butterfly has 4 wings.
And to solve it we must multiply 9 by 4:
\(9\times4=36\)There are a total of 36 bright orange wings.
The fact that each butterfly has four wings allows us to create a multiplication tale, and the solution is to multiply 9 by 4. There are 36 brilliant orange wings in all.
What is an arithmetic operation?It is defined as the operation in which we do the addition of numbers, subtraction, multiplication, and division. It has basic four operators that are +, -, ×, and ÷.
It is given that, a group of 9 monarch butterflies is getting ready to migrate. Each Monarch butterfly has 4 bright orange wings and 6 legs.
We can utilize multiplication for a number of common tasks, such as figuring out how much it will cost to buy several identical things, calculating sales tax, and figuring out area and other geometric measurements.
The multiplication expression involving this group is,
=9×4
=36
Thus, the fact that each butterfly has four wings allows us to create a multiplication tale, and the solution is to multiply 9 by 4. There are 36 brilliant orange wings in all.
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There is a sale at khols, and tennis shoes are 30% off. How much are you saving if the shoes originally cost $62
Answer: $18.6
Step-by-step explanation: If we take a look at the sale off the shoes cost which is $43.4 and look at the sale amount (30%) which is 18 dollars and 60 cents the answer is: 18.6 or $18.6 off
Let (1=1,2,3, 4, 5, 6, 7, 8, 9, 10
The list of elements in the sets are as follows:
A. A ∩ B = {2, 9}
B. B ∩ C = {2, 3}
C. A ∪ B ∪ C = {1, 2, 3, 5, 7, 8, 9, 10}
D. B ∪ C = {2, 3, 5, 7, 9, 10}
How to find the elements in a set?Set are defined as the collection of objects whose elements are fixed and can not be changed.
Therefore,
universal set = U = {1,2,3, 4, 5, 6, 7, 8, 9, 10}
A = {1, 2, 7, 8, 9}
B = {2, 3, 5, 9}
C = {2, 3, 7, 10}
Therefore,
A.
A ∩ B = {2, 9}
B.
B ∩ C = {2, 3}
C.
A ∪ B ∪ C = {1, 2, 3, 5, 7, 8, 9, 10}
D.
B ∪ C = {2, 3, 5, 7, 9, 10}
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Find two consecutive whole numbers that
19 lies between
Answer:
I don't believe that this is possible unless the answer you are looking for is 18, 20.
Step-by-step explanation:
The meaning of cosecutive whole numbers is a whole number followed directly after another. 14, 16, 18 are not consecutive though they are each spaced from each other by 2.
What is the area of the triangle?
Find the measure of the angle, round to the nearest tenth: Sin X = .7547
Find the measure of 46.
46 = [?]
24°
46
Answer:
Solution given:
<6+24=180[co- interior angle]
<6=180-24=156°
<6=156°
hello, i need help with this question
Answer:
a
Step-by-step explanation:
Please please look at the picture and answer the question thank you for your help
Answer:
20 for both
Step-by-step explanation:
hope this helps
Riley is saving up to buy a new television. She needs a total of $1,397.68. Riley has saved $200.08 already and earns $79.84 per week at her job. How many weeks does Riley need to work to save enough money to buy the new television?
Answer:
14
Step-by-step explanation:
i uses a calculator and kept adding up