Answer:
idk.........................
The corner convenience store sells candy in 20 c, 30 c, and 50 c packages, List all the ways in which Waylon can spend exactly $3.00 on candy.
The possible ways the corner convenience store can sell candy packages to spend at least $3.00 is
How to solve equations?An equation is a mathematical model showing the equality of two opposite sides or an equation is a formula that expresses the equality of two expressions, by connecting them with the equals sign =.
The given parameters are
20c, 30c and 50c
Least cost =$3
Let the possible ways be x
20x+30x+50x=3.00
Solving the equation we have:
100x=3.00
make x the subject
100x=3
x=3/100
This can be expressed in decimal as 0.03
In conclusion, he can sell it in 3/100 or 0.03 ways to spend at least $3.00 on a candy.
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find the value of (302)^2 - (298)^2 using factorisation method
Answer:
i don't know you don't know..
they don't know
Learning Task 3 Answer the questions that follow. Put a check mark (/) on the space provided. Copy and answer in your math notebook. 1. The units for Volume are always ______squared _____cubed 2. Volume is the amount of space an object takes up. ___True ___False Calculate for the volume of solid. 3. Chona is selling Pringle Chips to raise money for a field trip. The container has a diameter of 9 inches and a height of 32 inches. 4. A 3-tier cake with the same height of 10 in and radius of 12 in, 8 in, 5 in respectively is to be delivered to a birthday party. How much space does this cake take up? Use 3.14 for π. 5. A Styrofoam model of a volcano is in the shape of a cone. The model has a circular base with a diameter of 48 centimeters and a height of 12 centimeters. Find the volume of foam in the model to the nearest tenth. Use 3.14 for π.
3. The volume of the Pringle Chips container is approximately 2034.72 cubic inches.
4. The cake takes up approximately 7317 cubic inches of space.
5. The volume of foam in the model of the volcano is approximately 7234.08 cubic centimeters.
1. The units for Volume are always cubed.
2. Volume is the amount of space an object takes up. True.
3. To calculate the volume of the Pringle Chips container, we need to find the volume of a cylinder. The formula for the volume of a cylinder is V = πr^2h, where π is a constant (approximately 3.14), r is the radius, and h is the height. Given that the diameter is 9 inches, the radius would be half of that, which is 4.5 inches. Substituting the values into the formula, we have:
V = 3.14 * (4.5)^2 * 32
V = 3.14 * 20.25 * 32
V ≈ 2034.72 cubic inches
4. To find the volume of the 3-tier cake, we need to find the volume of each tier separately and then add them together. Since all the tiers are cylinders, we can use the formula V = πr^2h.
Tier 1:
V1 = 3.14 * (12)^2 * 10 = 4521.6 cubic inches
Tier 2:
V2 = 3.14 * (8)^2 * 10 = 2010.4 cubic inches
Tier 3:
V3 = 3.14 * (5)^2 * 10 = 785 cubic inches
Total volume:
Total V = V1 + V2 + V3
Total V = 4521.6 + 2010.4 + 785
Total V ≈ 7317 cubic inches
5. To find the volume of the Styrofoam model of the volcano, we can use the formula for the volume of a cone, V = (1/3)πr^2h. Given that the diameter is 48 centimeters, the radius would be half of that, which is 24 centimeters. Substituting the values into the formula, we have:
V = (1/3) * 3.14 * (24)^2 * 12
V = (1/3) * 3.14 * 576 * 12
V ≈ 7234.08 cubic centimeters
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(50pts)Solve for x:
a
7.125
b
6
c
8
d
4.125
Answer:
b. 6
Step-by-step explanation:
\((16x + 9) \degree = 105 \degree \\(corresponding \: \angle s) \\ \\16x + 9 = 105 \\ \\ 16x = 105 - 9 \\ \\ 16x = 96 \\ \\ x = \frac{96}{16} \\ \\ x = 6\)
Which of the following shows 7 + (x + 4y) rewritten using the Associative Property of Addition?
7 + x + 4y
7x + (4 + y)
(7 + x) + 4y
x + (7 + 4y)
Answer:
C.
Step-by-step explanation:
i took the quiz
Lamar's Coffee Shop makes a blend that is a mixture of two types of coffee. Type A coffee costs Lamar $4.90 per pound, and type B coffee costs $5.95 per
pound. This month's blend used four times as many pounds of type B coffee as type A, for a total cost of $602.70. How many pounds of type A coffee were
used?
Answer: 26 pounds
Step-by-step explanation:
Let +a+ = pounds of coffee A used
Let +b+ = pounds of coffee B used
-------------------------------
(1) +4.1a+%2B+5.8b+=+709.8+
(2) +b+=+4a+
----------------
(1) +41a+%2B+58b+=+7098+
Substitute (2) into (1)
(1) +41a+%2B+58%2A4a+=+7098+
(1) +41a+%2B+232a+=+7098+
(1) +273a+=+7098+
(1) +a+=+26+
26 pounds of coffee A were used
-------------
check:
(2) +b+=+4a+
(2) +b+=+4%2A26+
(2) +b+=+104+
-----------------
(1) +41a+%2B+58b+=+7098+
(1) +41%2A26+%2B+58%2A104+=+7098+
(1) +1066+%2B+6032+=+7098+
(1) +7098+=+7098+
a real estate office handles an apartment complex with 80 units. when the rent is $360 per month, all 80 units are occupied. when the rent is $405, however, the average number of occupied units drops to 77. assume that the relationship between the monthly rent p and the demand x is linear. (the term demand refers to the number of occupied units.) (a) write a linear equation expressing x in terms of p. x
the relationship between the monthly rent (p) and the demand (x) is p(x) = -15x + 1560.
A real estate office handles an apartment complex with 80 units. When the rent per unit is $360 per month, all 80 units are occupied. However, when the rent is $405per month, the average number of occupied units drops to 77. Assume that the relationship between the monthly rent (p) and the demand (x) is linear.
Since the equation will be linear, we only need two coordinates to write the equation.
They are given, we can assign the values x = no.of units and y = rent:
x1 = 80, y1 = 360
and
x2 = 77, y2 = 405
Find the slope: m = (y2-y1)/(x2-x1)
m = (405-360)÷(77-80) = 45÷(-3)= -15
The slope m= -15
A) Write the equation of the line giving the demand (x) in terms of the rent (p)
Use the point/slope equation.
Using the point/slope formula: y - y1 = m(x - x1)
y - 360= -15(x - 80)
y - 360 = -15x + 1200
y = -15x + 1200 + 360
y = -15x + 1560
or
p(x) = -15x + 1560
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I need some help with this
Can someone explain how you do this and not only give me the answer?
Swornima is an unmarried nurse in a
hospital. Her monthly basic salary is Rs
48,000. She has to pay 1% social
security tax on her income up to Rs
5,00,000 and 10% income tax on Rs
5,00,001 to Rs 7,00.000. She gets 1
months' salary as the Dashain
allowance. She deposits 10% of her
basic salary in Citizen Investment Trust
(CIT) and gets 10% rebate on her
income tax. Answer the following
questions. (i) What is her annual
income? How much tax is rebated to
her? (iii) How much annual income tax
should she pay?
To calculate Swornima's annual income and the amount of tax she should pay, let's break down the information provided:
Monthly basic salary: Rs 48,000
Social security tax rate: 1%
Income tax rate on income up to Rs 5,00,000: 0% (no tax)
Income tax rate on income from Rs 5,00,001 to Rs 7,00,000: 10%
Dashain allowance: 1 month's salary
Deposit in Citizen Investment Trust (CIT): 10%
Rebate on income tax: 10%
(i) Annual Income:
Swornima's monthly basic salary is Rs 48,000, so her annual basic salary would be:
Annual Basic Salary = Monthly Basic Salary x 12
= Rs 48,000 x 12
= Rs 5,76,000
Additionally, she receives 1 month's salary as the Dashain allowance, which we can add to her annual income:
Annual Income = Annual Basic Salary + Dashain Allowance
= Rs 5,76,000 + Rs 48,000
= Rs 6,24,000
Swornima's annual income is Rs 6,24,000.
(ii) Tax Rebate:
Swornima receives a 10% rebate on her income tax. To calculate the rebate, we need to determine her income tax first.
(iii) Annual Income Tax:
First, let's calculate the income tax for the range of income from Rs 5,00,001 to Rs 7,00,000. The tax rate for this range is 10%.
Taxable Income in this range = Rs 6,24,000 - Rs 5,00,000
= Rs 1,24,000
Income Tax in this range = Taxable Income x Tax Rate
= Rs 1,24,000 x 0.1
= Rs 12,400
Now, let's calculate the total annual income tax:
Total Annual Income Tax = Income Tax in the range Rs 5,00,001 to Rs 7,00,000
= Rs 12,400
Next, we calculate the rebate on income tax:
Tax Rebate = Total Annual Income Tax x Rebate Rate
= Rs 12,400 x 0.1
= Rs 1,240
Swornima's annual income tax is Rs 12,400, and she receives a tax rebate of Rs 1,240.
To summarize:
(i) Swornima's annual income is Rs 6,24,000.
(ii) Swornima's tax rebate is Rs 1,240.
(iii) Swornima should pay an annual income tax of R
Which set of systems of equations represents the solution to the graph? f(x) = x2 + 2x + 1g(x) = –x2 + 1 f(x) = x2 + 2x + 1g(x) = –x2 – 1 f(x) = –x2 + 2x + 1g(x) = x2 + 1 f(x) = –x2 + 2x + 1g(x) = x2 – 1
SOLUTION:
We want to determine the set of systems of equations that represents the solution to the graph.
From the graph, we can deduce that;
The set of equations are;
\(\begin{gathered} f(x)=x^2+2x+1 \\ g(x)=-x^2+1 \end{gathered}\)do you think problem solving is a skill
yes its a skill related mostly to math
Which expression is equivalent???
Answer:
Step-by-step explanation:
x² + 2x + 2 = 0
x = -1 ± i
x² + 2x + 2 = (x+1+i)(x+1-i)
what is f(x)=8x+61
if f(x)=-139, find x
Answer:x=-25
Step-by-step explanation:
The following graph describes function 1, and the equation below it describes function 2. Determine which function has a greater maximum value, and provide the ordered pair. (1 point)
Function 1
(look at the graph below)
Function 2
f(x) = −x2 + 2x − 15
Function 1 has the larger maximum at (4, 1).
Function 1 has the larger maximum at (1, 4).
Function 2 has the larger maximum at (−14, 1).
Function 2 has the larger maximum at (1, −14).
A function that has a greater maximum include the following: A. Function 1 has a larger maximum at (4, 1).
How to determine the function that has a larger maximum?In order to determine the maximum value of function 2, we would have to take the first derivative with respect to x and then, substitute this x-value into the original function while equating it to zero (0), and then evaluate as follows;
f(x) = −x² + 2x - 15
f(x) = −2x + 2
0 = −2x + 2
2x = 2
x = 2/2
x = 1
For the maximum value of function 2, we have:
f(1) = −(1)² + 2(1) - 15
f(1) = -14
For the maximum value of function 1, we can logically deduce that it is equal to 1 based on the graph in image attached above.
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types of quadratic equation
Answer:
1) Standard form: y = ax2 + bx + c where the a,b, and c are just numbers.
2) Factored form: y = (ax + c)(bx + d) again the a,b,c, and d are just numbers.
3) Vertex form: y = a(x + b)2 + c again the a, b, and c are just numbers.
If a plane travels 900kms in 3 hours what is its rate of speed expressed as a unit rate
Answer:
300kms
Step-by-step explanation:
900÷300 is 300. so then i think it would be 300kms
Rapunzel sees a flying saucer. The radius of the flying saucer is 18 feet. What is the area of the flying saucer using 3.14 rounded to the nearest tenth
Answer:
\(1017.4ft^{2}\)
Step-by-step explanation:
Area of a circle = \(\pi r^{2}\)
However, the question wants to use 3.14 instead of \(\pi\).
Since the radius is given, which is 18 feet, we can plug and chug.
\(A = 3.14*(18ft)^{2} \\A = 3.14*324ft^{2}\\A = 1017.36ft^{2}\)
However, the question wants us to round it to the nearest tenth.
Therefore, the answer is \(1017.4ft^{2}\)
¿De qué número 64 es el 80%?
FOR 100 POINTS!!!!!!!!!!!
A food truck did a daily survey of customers to find their food preferences. The data is partially entered in the frequency table. Complete the table to analyze the data and answer the questions:
Likes hamburgers Does not like hamburgers Total
Likes burritos 29 41
Does not like burritos 54 135
Total 110 205
Part A: What percentage of the survey respondents liked neither hamburgers nor burritos? Show all work. (3 points)
Part B: What is the marginal relative frequency of all customers who like hamburgers? Show all work. (3 points)
Part C: Is there an association between liking burritos and liking hamburgers? Use ratios of joint and marginal frequencies to support your answer. (4 points)
Answer:
Part A:
To find the percentage of survey respondents who liked neither hamburgers nor burritos, we need to calculate the frequency in the "Does not like hamburgers" and "Does not like burritos" categories.
Frequency of "Does not like hamburgers" = Total in "Does not like hamburgers" category = 135
Frequency of "Does not like burritos" = Total in "Does not like burritos" category = 54
Total respondents who liked neither hamburgers nor burritos = Frequency of "Does not like hamburgers" + Frequency of "Does not like burritos" = 135 + 54 = 189
Percentage of survey respondents who liked neither hamburgers nor burritos = (Total respondents who liked neither hamburgers nor burritos / Total respondents) x 100
Percentage = (189 / 205) x 100 = 92.2%
Therefore, 92.2% of the survey respondents liked neither hamburgers nor burritos.
Part B:
To find the marginal relative frequency of all customers who like hamburgers, we need to divide the frequency of "Likes hamburgers" by the total number of respondents.
Frequency of "Likes hamburgers" = 110 (given)
Total respondents = 205 (given)
Marginal relative frequency = Frequency of "Likes hamburgers" / Total respondents
Marginal relative frequency = 110 / 205 ≈ 0.5366 or 53.66%
Therefore, the marginal relative frequency of all customers who like hamburgers is approximately 53.66%.
Part C:
To determine if there is an association between liking burritos and liking hamburgers, we can compare the joint and marginal frequencies.
Joint frequency of "Likes hamburgers" and "Likes burritos" = 29 (given)
Marginal frequency of "Likes hamburgers" = 110 (given)
Marginal frequency of "Likes burritos" = 70 (calculated by adding the frequency of "Likes burritos" in the table)
To assess the association, we compare the ratio of the joint frequency to the product of the marginal frequencies:
Ratio = Joint frequency / (Marginal frequency of "Likes hamburgers" x Marginal frequency of "Likes burritos")
Ratio = 29 / (110 x 70)
Ratio ≈ 0.037 (rounded to three decimal places)
Note are issued n the face value or the discounted value. When price of the note is the same as face value then it is known as issued on par/face value. When price of the note is the lower as face value then it is known as issued on discounted value.
Notes are commonly issued on discounted value when the issuer needs to raise funds quickly and is willing to accept a lower price for the note in exchange for immediate cash.
Notes can be issued either at their face value or at a discounted value.
A note is issued at its face value, the price of the note is the same as the face value of the note.
This is known as issuing the note at par value or face value.
A note is issued at a discounted value, the price of the note is lower than the face value of the note.
This is known as issuing the note at a discount.
The difference between the face value of the note and the discounted value is called the discount.
The investor who purchases the note at a discounted value will receive the face value of the note when it matures.
Notes may be issued at face value or at a discount from that amount.
The price of a note is equal to its face value when it is issued, or at face value.
The note will then be issued at face value or par value.
A note is sold for less than its face value when it is issued at a reduced price.
This is referred to as discounting the note's issuance.
The discount is the amount that separates the note's face value from its reduced value.
The face value of the note will be paid to the investor who paid the reduced price when the note matures.
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Please help find the answer. Thank You!
Answer:
Step-by-step explanation:
208
A $400 rug is marked up 10%. What is the amount of mark up?
can someone help me with my work so i can pass
The measure of the angles are:: x = 20. so, angles are, 20°, 40°, 120°.
Here, we have,
we know that,
The sum of the angles in a triangle add to 180
x+2x+6x = 180
Combine like terms
9x= 180
Divide by 9
9x/9 = 180/9
x = 20.
Hence, The measure of the angles are:: x = 20. so, angles are, 20°, 40°, 120°.
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complete question:
The sum of the angle measures in a triangle is 180°. The angles of a certain triangle measure x°, 2x°, and 6x°. Solve for x.
Answer ASAP
Mr. Gee's class orders paperback books from a book club. The books cost $2.95 each. Shipping charges are set at $4.00, regardless of the number of books purchased.
a. If you know how many books Mr. Gee's class orders, can you determine how much money they spend? Write the corresponding expression
b. Use your expression to determine how much Mr. Gee's class spent buying 24 books.
c. The class has a budget of $175 to spend on books, how many books can the class order with the $175 budget.
Answer:
A - it is $78.5
B-$98
C- 2.95- 4.00 =
-1.05
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Your teacher needs to purchase some scientific calculators for $25 each and some graphing calculators for $65 each. Let x equal the number of scientific calculators and y equal the number of graphing calculators she buys She can only spend up to $800 for the calculators. Write an inequality that represents the number of each type of calculator she can buy.
The inequality that represents the number of each type of calculator she can buy will be 25x + 65y ≤ 800
Given that teacher needs to purchase some scientific calculators for $25 each and some graphing calculators for $65 each.
Consider that x equal the number of scientific calculators and y equal the number of graphing calculators she buys She can only spend up to $800 for the calculators.
The inequality that represents the situation becomes as;
25x + 65y ≤ 800
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A= 5,000 (1+.002*10)
Use mental math to figure out 1. 28+ 65
Answer:
ez dubs
Step-by-step explanation:
cmon man its 66.28
Answer:
66.28
Step-by-step explanation:
mental math
Find f(2) for the following quadratic.
• Write your answer as a number only.
Setting x=2 in the function is the simplest approach to discover f(2). However, you might plot the graph of f(x) and the vertical line x=2 to visually solve this.
How do you find f 2 on a parabola?Set x=2 in the function for the quickest and easiest method to discover f(2). Plotting the graph of f(x) and the vertical line x=2 would allow you to visually answer this problem. Next, the graphs' intersection will represent the answer. The "x" in "f (x)" is known as "the function's argument" or simply "the argument" in function notation.
As a result, if they ask for a "argument" and offer you the equation "f (2)," all you have to say is "2." Now (1) f(2)=2(2+1)=2×3=6.If our function's value is f(2), then we should calculate its value when x=2. Example. If x = 2, then f(2) = 2 + 7 = 9. F(x) = x + 7. GF(2), also known as the Galois field of two elements, or F2, the chemical formula for fluorine. F2 is a tornado intensity category on the Fujita scale.
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What is the solution of the equation 2 + 3x = 7? round your answer to the nearest ten-thousandth. 0.2218 0.4522 0.6826 1.4650?
Answer:
1.4650
Step-by-step explanation