Answer:$4.50, or a 325% markup
Step-by-step explanation:
yes?
HELP ASAP I don't understand
Answer:
No
Step-by-step explanation:
These are the artists of each subject, not the general function of each genre.
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Use the model below to calculate 9÷1/3.
A green rectangle is divided into 9 equal parts arranged into 3 rows of 3 cells each.
A.
9/3
B.
3/9
C.
13 1/2
D.
27
Using thie model ,The answer is D. 27.
To calculate 9÷1/3 using the model below, we can imagine dividing the green rectangle into thirds vertically. Each third would contain 3 cells.
Then, we can see that there are a total of 9 cells in the rectangle. Since we are dividing by 1/3, we need to find out how many sets of 1/3 are in 9.
We can see that there are 3 sets of 1/3 in each row (since each row contains 3 cells, which are thirds). So, in total, there are 3 rows of 3 sets of 1/3, which gives us:
9÷1/3 = 3 rows x 3 sets of 1/3 = 9 sets of 1/3 = 27
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a circle is increasing in size over time. the radius is increasing at a rate of 0.02cm/sec. at what rate is the circle's area increasing when the radius is 44cm?
Answer:
The circle is increasing at a rate of 1.76π or about 5.5292 square centimeters per second.
Step-by-step explanation:
We want to determine the rate at which a circle's area is increasing given that its radius is increasing at a rate of 0.02 cm/s at the instant when its radius is 44 cm.
In other words, we want to find dA/dt when dr/dt = 0.02 cm/s and r = 44.
Recall that the equation of a circle is given by:
\(\displaystyle A = \pi r^2\)
Take the derivative of both sides with respect to t:
\(\displaystyle \frac{d}{dt}\left[ A\right] = \frac{d}{dt}\left[ \pi r^2\right]\)
Implicitly differentiate:
\(\displaystyle \frac{dA}{dt} = 2\pi r \frac{dr}{dt}\)
dr/dt = 0.02 and r = 44. Substitute and evaluate:
\(\displaystyle \begin{aligned} \frac{dA}{dt} & = 2\pi (44\text{ cm})\left(0.02\text{ cm/s}\right) \\ \\ & =1.76\pi \text{ cm$^2$/s} \\ \\ &\approx 5.5292 \text{ cm$^2$/s} \end{aligned}\)
In conclusion, the circle is increasing at a rate of 1.76π or about 5.5292 square centimeters per second.
Dividing fractions word problem,
I need your help, yes you!
Answer: 2
Step-by-step explanation:
Answer:
I think it's 2kg
Step-by-step explanation:
13/5 ÷ 13/10
Reciprocate
13/5 × 10/13
= 26/13
=2kg
the bottom angle is also 45 could some one answer this for me
The length of the side opposite to the reference angle is 7.77 units.
What are trigonometric ratios in terms of a right-angle triangle?We know a right-angled triangle has three sides they are -: Hypotenuse,
Opposite and Adjacent.
We can remember SOH CAH TOA which is,
sin = opposite/hypotenuse, cos = adjecen/hypotenuse and
tan = opposite/adjacent.
If we take the reference angle 45°, The side 'x' is opposite and the side having a length of 11 units is the hypotenuse.
We know, sin = opposite/hypotenuse.
Therefore,
sin45° = x/11.
1/√2 = x/11.
x = 11/√2.
x = 7.77 units.
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Write an equation in slope-intercept form of the line shown.
An equation is
Using the slope intercept formula, the equation for the line in slope intercept form is y = -x - 4
Slope intercept equationThe slope intercept equation can be describe as follows:
y = mx + b
where
m = slopeb = y-interceptTherefore,
(-4, 0)(1, -5)
m = -5 - 0 / 1 + 4 = -5 / 5 = -1
Therefore, let's find b using (1, -5)
-5 = -1(1) + b
-5 = -1 + b
b = -5 + 1
b = -4
Therefore, the equation is y = -x - 4
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Solve for w.
290 - 59-
Answer:
231−w
Step-by-step explanation:
A poster is to have a total area of 500 square centimeters. There is a margin around the edges of 3 cm at the top and 5 cm on the bottom and sides where nothing is printed. Express the printed area A in terms of the width to (in centimeters) of the bottom.
The printed area A in terms of the width to (in centimeters) of the bottom. A(w) = 692 - 12w - (8000/w)
How to express the area?Since it has a total area of 500 cm², it means that;
A = hw
Where;
A is area
h is height
w is width
Thus;
500 = hw
h = 500/w
We are told that There is a margin around the edges of 4 cm at the top and 8 cm on the bottom and sides where nothing is printed.
Thus;
We have height as; (h - 4 - 8) and width as; (w - 8 - 8)
Thus;
Area = (h - 4 - 8) × (w - 8 - 8)
Area = (h - 12) × (w - 16)
We know that h = 500/w
And we want to find the printed area in terms of the width(w)
Thus;
A(w) = ((500/w) - 12) × (w - 16)
A(w) = 500 - 12w - 8000/w + 192
A(w) = 692 - 12w - (8000/w)
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Please someone help me. Find dy: y = √3x +9
By using the power rule for derivatives, we get dy/dx = 3/(2√(3x + 9)).
What is derivatives?It is defined as the limit of the ratio of the change in the function to the change in its input, as the change in the input approaches zero.
According to question:To find dy/dx, we can use the power rule for derivatives and the chain rule as follows:
y = √(3x + 9)
Inferring the derivative from x, we obtain:
dy/dx = d/dx [√(3x + 9)]
Using the chain rule, we can write:
dy/dx = d/du [√u] * du/dx, where u = 3x + 9
Taking the derivative of √u with respect to u using the power rule, we get:
d/dx [√u] = 1/2 \(u^(-1/2)\)
Substituting back u = 3x + 9 and multiplying by du/dx, we get:
dy/dx = 1/2 \((3x + 9)^(-1/2)\) * d/dx [3x + 9]
Taking the derivative of 3x + 9 with respect to x, we get:
d/dx [3x + 9] = 3
Reentering the preceding equation, we obtain:
dy/dx = 1/2 \((3x + 9)^(-1/2)\) * 3
Simplifying, we get:
dy/dx = 3/(2√(3x + 9))
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Shane's soccer team played three games in a tournament. Identify the samplespace (the correct list of possible outcomes) for the team's results,W = win, L = lossThe notation WLL means Shane's team won the first game, lost the secondgame, and lost the third game.
we have that
the possible outcomes are
WWW
WWL
WLL
WLW
LLL
LWL
LLW
LWW
possible outcomes are 8
answer is the option CAt your child's birth, you begin contributing monthly to a college fund. The fund pays an APR of 4.1% compounded monthly. You figure your child will need $40,000 at age 18 to begin college. What monthly deposit is required? (Round your answer to the nearest cent.)
Answer:
$185.19
Step-by-step explanation:
I need an idea for how to film something maybe around 30 seconds using this criteria. I can use anything in my house and have one actor.
EXERCISE
Use framing to shoot a scene that creates a feeling of a character being trapped (claustrophobia), then emerging from that sense of entrapment.
● Use six shots
● Do not use camera movement
● Do not rely on acting
Answer: you can maybe show them being trapped in the bathroom them come in with a sharp knife and splash or put ketchup on the part you stabbbed them
Step-by-step explanation:
Plsssssss helpppppppppp
Answer:
336cm²
Step-by-step explanation:
14×4×6=336cm²
hope this helps
plz can i get brainliest
Ann and Tom want to establish a fund for their grandson's college education. What lump sum must they deposit at an 8% annual interest rate, compound annually, in order to have $40,000 in the fund at the end of 10 years?
Answer:
$18,527.74
Step-by-step explanation:
Each year, the fund amount is multiplied by 1+8% = 1.08. After 10 years, it will have been multiplied by that factor 10 times, 1.08^10. For some principal P deposited now, we want ...
P(1.08^10) = $40,000
P = $40,000/1.08^10 ≈ $18,527.74
4^x-3=1 make exponent same base
Answer:
\(4^{x}\) = \(4^{1}\)
Step-by-step explanation:
\(4^{x}\) - 3 = 1
\(4^{x}\) - 3 + 3 = 1 + 3
\(4^{x}\) = 4
\(4^{x}\) = \(4^{1}\)
Same base (4).
The iterative function that describes how your new car loses value over time is f(t) = 0.75t, where t is the number of years since you purchased the car. If you paid 25,000 for your car and you sell is after owning it for 3 years, how much is the car worth?
Answer:
y=25000(0.84)^ty=25000(0.84)^3y=$14817.6
Step-by-step explanation:
Answer:
$10,546.88
Step-by-step explanation:
25,000(0.75)^3 is the formula/function you would use, which gives you 10,546.875, and then you'd round to the nearest hundredth.
Also took the exam
find midpoint of the segment (−8,7) and (0,1)
Answer:
(-4,4)
Step-by-step explanation:
When Tyee runs the 400 meter dash, his finishing times are normally distributed with a mean of 61 seconds and a standard deviation of 1.5 seconds. If Tyee were to run 39 practice trials of the 400 meter dash, how many of those trials would be faster than 62 seconds, to the nearest whole number?
To find out how many of the 39 practice trials would be faster than 62 seconds, we need to calculate the proportion of trials that fall within the range of more than 62 seconds.
We can use the z-score formula to standardize the values and then use the standard normal distribution table (also known as the z-table) to find the proportion.
The z-score formula is:
z = (x - μ) / σ
Where:
x = value (62 seconds)
μ = mean (61 seconds)
σ = standard deviation (1.5 seconds)
Calculating the z-score:
z = (62 - 61) / 1.5
z ≈ 0.6667
Now, we need to find the proportion of values greater than 0.6667 in the standard normal distribution table.
Looking up the z-score of 0.6667 in the table, we find the corresponding proportion is approximately 0.7461.
To find the number of trials faster than 62 seconds, we multiply the proportion by the total number of trials:
Number of trials = Proportion * Total number of trials
Number of trials = 0.7461 * 39
Number of trials ≈ 29.08
Rounding to the nearest whole number, approximately 29 of the 39 practice trials would be faster than 62 seconds.
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2)
Write an equivalent form of the exponential
expression:
(x4)3
you have 51 coins in your pocket, all dimes and quarters. You have $10.20. How many dimes and quarters do you have?
To find the number of dimes and quarters, you have 17 dimes and 34 quarters in your pocket , when there are 51 coins in your pocket.
To solve this problem, we can set up a system of equations using the given information. Let's use "d" to represent the number of dimes and "q" to represent the number of quarters.
We know that there are 51 coins in total, so we can write the equation: d + q = 51.
We also know that the total value of the coins is $10.20, which can be expressed as 10d + 25q (since dimes are worth 10 cents and quarters are worth 25 cents). So our second equation is: 10d + 25q = 1020.
To solve this system of equations, we can use substitution or elimination. Let's use substitution:
Rearrange the first equation to solve for d: d = 51 - q.
Substitute this expression for d in the second equation: 10(51 - q) + 25q = 1020.
Simplify and solve for q: 510 - 10q + 25q = 1020.
Combine like terms: 15q = 510.
Divide both sides by 15: q = 34.
Now substitute this value back into the first equation to solve for d: d + 34 = 51.
Subtract 34 from both sides: d = 17.
Therefore, you have 17 dimes and 34 quarters.
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help please :((( this is the last math problem
Answer:
11.53 degrees.
Step-by-step explanation:
ok so we know the hyp and opp sides. this means that it is sin. according to SOHCAHTOA we do sin^-1(2/10). you should get 11.53
Answer:
11.5396°
Step-by-step explanation:
Please see the attached image
We can do sin(x)=2/10, which simplifies to sin(x)=1/5
To get x by itself do \(x=sin^{-1}\)(1/5) which ≈11.5396°
ON TIMER ONLY 2 MIN LEFT PLEASE HELP!!!!
When asked to find the distance between the complex points 3 + 8i and 7 + 6i, Zach showed the work below.
He asked his friend Zöe to find his mistake, and she correctly told him that he should have
A:subtracted the real and imaginary portions of the point in the same order.
B:left the i out of the computations when finding distance in the complex plane.
C:remembered that –4 squared should be –16, not 16.
D:simplified root12 to 3root2, not to 2root3
Answer:
B
Step-by-step explanation:
Edge2021
simplify 3*15-(3+5)/4-(3-2)
Answer:
13/10
Step-by-step explanation:
edg
For a hypothesis test of the claim that the mean amount of sleep for adults is less than 6 hours, technology output shows that the hypothesis test has power of 0.4013 of supporting the claim that 6 hours of sloep when the actual population
mean is 4.5 hours of sleep. Interpret this value of the power, then identify the value of B and interpret that value
Interpret this value of the powers
Answer:
b
Step-by-step explanation:
Which shows the solution set to the
inequality below?
2x+35-5
A. H
-5 -4 -3 -2 -1
0 1
++
2 3 4 5
-
B. +
HHHHHH
-5 -4 -3 -2 -1 0 1 2 3 4 5
C. HA
++++
-5 -4 -3 -2 -1 0 1
0 1 2 3 4 5
D.
-5 -4 -3 -2 -1
+++++
0 1 2 3 4 5
Answer:
The answer is C hope this can help you out!
A cell phone towerbcast a shadow that is 40 feet long . An 10- foot- tall stop sign located near the tower casts a shadow that is 8 feet long. How tall is the cell phone tower?
Using proportions, considering the relation between the height and the shadow, it is found that the cell phone tower is 50 feet.
What is a proportion?A proportion is a fraction of a total amount, and the measures are related using a rule of three.
When the shadow is of 8 feet, the height is of 10 feet. What is the height when the shadow is of 40 feet? The rule of three is:
8 feet - 10 feet
40 feet - h feet
Applying cross multiplication:
8h = 10 x 40
Simplifying by 8:
h = 10 x 5 = 50 feet.
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How do I figure the problem out? Must show work
Answer:
Where is the problem??
Step-by-step explanation:
77 divided by what equals -11
answer is -7
because
77/(-7)=-11
Algebra transformation
f(x) =
f(x) =
f(x) =
f(x) =
Algebra transformation
for Graph1 f(x)=f(x)+4
for Graph2 f(x)=-f(x-4)
for Graph3 f(x)=f(x-7)
for Graph4 f(x)=f(x-2)-5
Define reflection of graphIn mathematics, the reflection of a graph is a transformation that produces a mirror image of the original graph across a specific line or point. The line or point across which the reflection occurs is called the axis of reflection.
Graph1
Transform the graph by +4 units in y direction.
f(x)=f(x)+4
Graph2
Transform the graph by +4 units in x direction.
f(x)=f(x-4)
Now take the reflection of graph about x axis
f(x)=-f(x-4)
Graph3
Transform the graph by +7 units in x direction.
f(x)=f(x-7)
Graph5
Transform the graph by -5 units in y direction.
f(x)=f(x)-5
Now Transform the graph by -2 units in x direction.
f(x)=f(x-2)-5
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●
Jamie went out to her grandfather's farm.
Her grandfather has pigs and chickens on his farm.
She noticed that there were a total of 26 heads and
68 feet among them. How many chickens and how
many pigs did her grandfather have?
Answer:
8 pigs
Step-by-step explanation:
Since every animal has only 1 head, a total of 26 heads suggests that there are 26 animals in total.
Suppose all animals are chickens.
Total no. of feet = 26 chickens × 2 feet
= 52 feet
Difference in total no. of feet = 68 feet - 52 feet
= 16 feet
Difference in no. of feet each animal has
= 4 feet (a pig) - 2 feet (a chicken)
= 2 feet
∴ No. of pigs = 16 feet ÷ 2 feet
= 8 pigs