Answer:
$951.50
Step-by-step explanation:
1. A shopkeeper buys a stove from a manufacturer. The shopkeeper sells the stove for $2700 at a profit of 25%.
(a) What is the cost price of the stove to the shopkeeper from the manufacturer? (4 marks)
(b) If the shopkeeper gives a 15% discount for cash, how much money does a customer pay for the stove?
Answer:
a.divide the amount by the percentage.
$2700× 25%
Ans:$675
subtract the selling price from the profit.
$2700 - $675
Ans:$2025
b.divide the 15% from selling price.
$2700 × 15%
Ans: 405
deduct the selling from from the discount given.
$2700 - $405
Ans: $2,295
. if you start with 1/4, you can create an entire class of fractions equivalent to 1/4 like the one above, by multiplying 1/4 by different forms of what number?
If you start with 1/4, you can create an entire class of fractions equivalent to 1/4 by multiplying 1/4 by different forms of the number 1.
What are fractions?The connection between two numbers, known as the numerator and the denominator, is expressed mathematically as fractions. The number of pieces is represented by the numerator, while the total number of components is represented by the denominator. For instance, if a pizza is cut into 8 slices and someone eats 3 of them, the fraction corresponding to the quantity consumed would be 3/8.
Diverse mathematical ideas, including division, ratios, and proportions, can be represented using fractions. They can also be used to represent decimal and percentage values, with the decimal point placed to the right of the numerator and the number of decimal places represented by the denominator.
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which of the following foods is the least expensive per ounce? multiple choice frozen sliced peaches at $2.99 per 16-ounce bag sliced peaches at $1.49 per 16-ounce can sliced peaches at $1.29 per 12-ounce can frozen sliced peaches at $2.59 per 10-ounce bag
Sliced peaches at $1.49 per 16- ounce can is the least expensive per ounce.
As the common term between every option is ounce , we'll calculate every value per ounce.
1 ] frozen sliced peaches = $2.99/ 16 = $0.18 per ounce.
2] Sliced peaches = $1.49/16 = $0.09 per ounce.
3] Sliced peaches = $1.29/12 = $0.10 per ounce.
4] Frozen sliced peaches = $0.25 per ounce.
On comparing the four values - b] $0.09 is the least expensive among them all.
Hence, sliced peaches at $ 1.49 per 16- ounce can is the least expensive per ounce.
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Which graph shows a function where f(2)= 4?
From the curve given we can see that the graph that shows a function where f(2)= 4 is Graph A.
Equation of quadratic graphA quadratic graph is in form of a parabola opened upward or downward.
According to the question, we are to select a graph that has a coordinate (2, 4) on its curve.
To determine thus, we will locate the value of 2 on the x-axis and value of 4 on the y-intercept and trace whether the intersecting point is on the curve.
From the curve given we can see that the graph that shows a function where f(2)= 4 is Graph A.
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-23,14−23
= help PLEASE?
Identify angles with terminology
I need help I’ve been stuck for hours
Assuming that the returns from holding small-company stocks are normally distributed, what is the approximate probability that your money will double in value in a single year? Triple in value
The probability of getting a return of 200% or more in a single year is approximately 0.0000317 or 0.00317%.
Assuming that the returns from holding small-company stocks are normally distributed, the probability of doubling or tripling your money in a single year can be estimated using the normal distribution formula.
To calculate the probability of doubling your money, you need to find the number of standard deviations away from the mean that represents a return of 100%. If we assume that the average return for small-company stocks is 10% per year with a standard deviation of 20%, we can use the formula:
Z = (100% - 10%) / 20% = 4.5
Using a normal distribution table or calculator, we can find that the probability of getting a return of 100% or more in a single year is approximately 0.0000317 or 0.00317%.
Similarly, to calculate the probability of tripling your money, you need to find the number of standard deviations away from the mean that represents a return of 200%. Using the same formula as above, we get:
Z = (200% - 10%) / 20% = 9.5
Using a normal distribution table or calculator, we can find that the probability of getting a return of 200% or more in a single year is approximately 0.000000002 or 0.0000002%.
It's important to note that these calculations are based on assumptions and estimates, and actual returns may vary significantly. Investing in small-company stocks involves significant risks, and investors should carefully consider their investment goals, risk tolerance, and overall financial situation before making any investment decisions.
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The total charge on 7 particles is −42 units. All the particles have the same charge.
What is the charge on each particle?
6 units
5 units
−5 units
−6 units
7p = - 42
p = -42/7
p = - 6
lol
solve the given initial-value problem. dy/dt 2(t+1)y2 = 0, y(0) = − 1/15 y(t) = 1/t^2 + 2t + 15Give the largest interval i on which the solution is defined. (enter your answer using interval notation.)
The largest interval on which the solution is defined is (-∞, -1) ∪ (-1, ∞). The interval notation for the largest interval is (-∞, -1) U (-1, ∞).
What is the initial-value problem?An initial-value problem is a type of boundary-value problem in mathematics, particularly in the field of differential equations.
The given initial-value problem is a separable differential equation, which can be written as:
dy/dt = -2(t + 1)y²
Integrating both sides, we get:
(1/y) = t² + 2t + C
where C is the constant of integration.
Since we have an initial condition, we can use it to find the value of C:
y(0) = -1/15
C = -1/15
Solving for C, we get:
C = -1/15
So, the solution to the differential equation is:
(1/y) = t² + 2t -1/15
y = 1 / (t² + 2t -1/15)
The solution is defined for all t ≠ -1, since y = 0 is not defined. So, the largest interval on which the solution is defined is (-∞, -1) ∪ (-1, ∞). The interval notation for the largest interval is (-∞, -1) U (-1, ∞).
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give reasons. 1. good quality electric wires are made of copper 2. zinc is coated on iron objects 3. aluminum is used in building ship 4. a copper bowl loses lustre after some time.
Answer:
Each copper atom has lost one electron and become a positive ion. ... The electrons can move freely through the metal. For this reason, they are known as free electrons. They are also known as conduction electrons, because they help copper to be a good conductor of heat and electricity. The zinc layer stops oxygen and water reaching the iron. Zinc is more reactive than iron, so it also acts as a sacrificial metal. This protection works, even if the zinc layer is scratched. Aluminium is the most commonly used and commercially available metal. Its alloys generally that have excellent corrosion resistance, good workability (machinability) and good to excellent weldability, are often used in marine applications (marine grade aluminum).It is because the copper metal is very reactive with air and so it reacts with atmospheric oxygen to form Copper Oxide which is impervious and thick so it protects the metal from rusting and corrosion in future and also its luster is decreased as copper oxide is dull in colour:)
A student is 90 cm tall and growing at a rate of 3 cm per month. At this rate, in how many months will the student grow to a height of 132 cm?
Answer:
14 months
Step-by-step explanation:
14x3=42
42+90= 132
Let n be a whole number, and consider the statements below.
p:n is a multiple of two.
q:n is an even number.
Which of the following is equivalent to ~ - ~p?
- - -p
9 - P
p - 9
----
Answer:
C. p -> q
Step-by-step explanation:
If this was a question from Edge2020, this should be the answer :) Hope this helps!
In Amy’s garden, the ratio of herbs to vegetable plants is 5:2. If there are 40 herb plants, how many vegetable plants are in Amy’s garden? Answer without units.
Answer: 16
Step-by-step explanation: 40/5 is 8 and 2 times 8 is 16. 5:2=40:16
I need the answer to #8
Answer:
i think it's 3400:)
Step-by-step explanation:
15% of 4000 is 600
What is the final elevation of:
A fish starts at negative 9 meters and changes negative 11 meters.
Please HELP!!! I'm begging you!
Answer:
the fish has a final elevation of negative 2
Step-by-step explanation:
Choose the correct algebraic expression for the following: the quotient of y and 7
Answer:
y ÷ 7
Step-by-step explanation:
Quotient is code for divide.
We don't want to subtract so the first option isn't correct
We don't want to add so the second one isn't correct
We don't want to multiply so the third one isn't correct
This leaves us with our last option which is correct.
A helicopter hovers 500 feet
above a small island. The figure
shows that the angle of
depression from the helicopter
to point P is 48°
How far off
the coast, to the nearest foot, is
the island?
another 1 will give crown to the correct answer
Answer:
4, know that in a slope-intercept form the coefficient of x is the slope.
Step-by-step explanation:
Answer:
Slope is 4
Step-by-step explanation:
What is the image of the point (0,5)(0,5) after a rotation of 180^{\circ}180
∘
counterclockwise about the origin?
The image of the point (0,5) after a rotation of 180° counterclockwise about the origin is (0, -5).
What is geometric transformation?It is defined as the change in coordinates and the shape of the geometrical body. It is also referred to as a two-dimensional transformation. In the geometric transformation, changes in the geometry can be possible by rotation, translation, reflection, and glide translation.
The question is incomplete.
The complete question is:
What is the image of the point (0,5) after a rotation of 180° counterclockwise about the origin?
The rule for the above transformation:
(x, y) → (-x, -y)
(0, 5) → (0, -5)
Thus, the image of the point (0,5) after a rotation of 180° counterclockwise about the origin is (0, -5).
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PLZ HELP ASAP!!!
Brock ran 40 yards in 4.8 seconds. How many feet did he run every second? Round to the hundredths place if necessary.
Answer:
25 feet per second
Step-by-step explanation:
40 yards = 120 feet
120/4.8 = 25
Answer:
25
Step-by-step explanation:
40 yards = 120 feet
120 ÷ 4.8 = 25
x : y = 5 : 3
and
x + y = 56
Work out the value of x - y
Answer:
14
Step-by-step explanation:
x / y = 5 / 3, then 3x = 5y , x = 5/3y
we can type 5/3y instead of x ;
5/3y + y = 8/3y = 56, then y = 21
.
now let's find x ;
x - 21 = 56, then x = 35
x - y = 35 - 21 = 14
Step-by-step explanation:
pleases try to understand this the second photo is the first, thanks
Homework: WEEK 3 ASSIGNMENT - CHAPTER 3 & 4
Question 9, P 4-4 (similar to)
HW Score: 25.76%, 2.83 of 11 points
Points: 0 of 1
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Question 11
Question content area top
Part 1
You have a balance of
$5,000
on your credit card, which charges an interest rate of
1.5%
per month. Looking at yourbudget, you figure you can make the following payments. Will they be enough to pay off your credit card?
Month
1
2
3
4
5
6
7
8
Payment
$490
$550
$610
$670
$730
$790
$850
$910
Question content area bottom
Part 1
(Select from the drop-down menus.)
The present value of your payments is
▼
smaller than
larger than
equal to
the amount of the loan, so you
▼
will not
will
be able to pay off the loan.
The present value of the payments is smaller than the amount of the loan, so you will not be able to pay off the loan.
The present value of the payments refers to the current value of the future payments, considering the time value of money. In this case, the payments are made over a period of 8 months, and each payment is listed. To determine if the payments will be enough to pay off the credit card, we need to calculate the present value of these payments and compare it to the initial loan amount of $5,000.
Since the interest rate on the credit card is 1.5% per month, we need to discount each payment back to its present value. By discounting the payments, we can see the equivalent value of these payments in today's dollars. If the present value of the payments is equal to or greater than $5,000, it would be enough to pay off the loan. However, if the present value is smaller than $5,000, it means the payments will not be sufficient to pay off the loan.
In this case, without specific information about the discount rate used to calculate the present value, we cannot make an exact determination. However, based on the given information, which states that the present value of the payments is smaller than the amount of the loan, it suggests that the payments will not be enough to pay off the credit card debt.
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a circle has a radius of \sqrt{98} 98 square root of, 98, end square root units and is centered at (5.9,6.7)(5.9,6.7)left parenthesis, 5, point, 9, comma, 6, point, 7, right parenthesis. write the equation of this circle.
The
equation of the circle
is: (x - 5.9)^2 + (y - 6.7)^2 = 98
To find the equation of a circle, we use the formula:
(x - h)^2 + (y - k)^2 = r^2
where (h, k) represents the center of the circle, and r represents the radius.
Given that the circle has a radius of √98 units and is centered at (5.9, 6.7), we can substitute these values into the formula:
(x - 5.9)^2 + (y - 6.7)^2 = (√98)^2
Simplifying further:
(x - 5.9)^2 + (y - 6.7)^2 = 98
Therefore,
the equation of the circle is:
(x - 5.9)^2 + (y - 6.7)^2 = 98
This equation represents all the points on the plane that are equidistant from the center (5.9, 6.7) and have a distance of √98 units from the center.
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Find volume of real life figure
The cone is defined as the pyramid which has a circular cross section. So the cones are also called circular cones. Here the volume of cone is 83.56 cm³.
What is cone?A cone has a three dimensional geometry which narrows smoothly from a flat base to a point called the apex or vertex. The formula used to calculate the curved surface area and total surface area is called the cone formula.
πr ( r+l) = 130.73
3.14 ×4 (4+l) = 130.73
4+l = 130.73 / 12.56
4+l = 10.40
l = 6.4 cm
r² + h² = l²
4²+ h² = 6.4 ²
h² = 24.96
h = 4.99 cm
Volume = 1 /3 Πr²h
1/3× 3.14 × 4×4× 4.99
V = 83.56 cm³
Thus the volume of cone is 83.56 cm³.
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A charged particle moves along a straight line in a uniform electric field E with a speed v. If the motion and the electric field are both in the x direction, (a) show that the magnitude of the acceleration of the charge q is given by a= dtdv= mqE(1− c 2v 2) 3/2(b) Discuss the significance of the dependence of the acceleration on the speed. (c) If the particle starts from rest at x=0 at t=0, find the speed of the particle and its position after a time t has elapsed. Comment on the limiting values of v and x as t→[infinity].
The magnitude of the acceleration of the charge q moving in a uniform electric field E in the x direction with speed v is given by a = dtdv = mqE (1 − c2v2)3/2.
The significance of this dependence of the acceleration on the speed is that when the particle moves faster, the magnitude of the acceleration decreases. As the speed increases, the kinetic energy of the particle increases, and this energy is being taken away from the electric field, so the acceleration decreases.
If the particle starts from rest at x = 0 at t = 0, the speed of the particle after a time t has elapsed is v = cEt/m and the position of the particle after the same amount of time is x = (1/2)ct2E/m. The limiting values of v and x as t → ∞ are v → ∞ and x → ∞ respectively.
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Given the following ANOVA table for three treatments each with six observations: df Mean square Source Treatment Error Total Sum of squares 1,122 1,074 2,196 What is the treatment mean square? Multiple Choice O 71.6 71.8 O O 561 537 a
The treatment mean square can be calculated by dividing the sum of squares for treatment by the degrees of freedom for treatment. In this case, the sum of squares for treatment is 1,122 and the degrees of freedom for treatment is 2. Therefore, the treatment mean square is 1,122/2 = 561. Therefore, the correct answer is: 561.
Based on the ANOVA table you've provided, you're interested in determining the treatment mean square. The treatment mean square (also called mean square between) is calculated by dividing the treatment sum of squares by the treatment degrees of freedom (df). Unfortunately, the ANOVA table appears to be incomplete, and I am unable to give you the specific numbers for the calculations.
However, I can guide you on how to calculate the treatment mean square. Once you have the treatment sum of squares and treatment df, simply follow this formula:
Treatment Mean Square = Treatment Sum of Squares / Treatment df
After applying this formula, you'll be able to choose the correct answer from the multiple-choice options you've mentioned: 71.6, 71.8, 561, or 537.
The treatment mean square can be calculated by dividing the sum of squares for treatment by the degrees of freedom for treatment. In this case, the sum of squares for treatment is 1,122 and the degrees of freedom for treatment is 2. Therefore, the treatment mean square is 1,122/2 = 561. Therefore, the correct answer is: 561.
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7/10 people voted for team A. 3/5 of those people wore red caps. What fraction of those people wore red caps AND voted for team A?
Answer:
21/50
Step-by-step explanation:
Fraction that voted for team A = 7/10
Fraction of those that wear red cap = 3/5 of fraction of team A
Fraction of those that wear red cap = 3/5 of 7/10
Fraction of those that wear red cap = 3/5*7/10
Fraction of those that wear red cap = 21/50
Hence the fraction of people that wear red cap is 21/50
What is the difference in miles between the student who live closet and further away?
Using the line plot, the difference in miles between the student who live closet and further away is: 2.75 miles.
How to Find the Difference in Miles Using a Line Plot?A line plot, also known as a line graph or line chart, is a type of data visualization that represents data points using a series of connected line segments. It is commonly used to display the trend or pattern of data over time or another continuous variable.
The missing line plot is shown in the image attached below. It shows that:
the miles for the student who live closest is 5.
the miles for the student who live further is 7.75.
The difference = 7.75 - 5 = 2.75 miles.
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Find the value of x in the triangle shown below
X= ??
Answer:
93
Step-by-step explanation:
add 56+31 which give you 87
subtract 87 from 180 (180-87)
and you get 93 for x
Answer:
93
Step-by-step explanation:
56+31=87
180-87=93
what is the slope of a line parallel to line 9x+3y=2
please help :