The interquartile range (IQR) of the given data = 97.5 - 67.5 = 30.
What is the Interquartile Range (IQR) of a Data?The interquartile range (IQR) is derived by finding the difference between the upper and lower quartiles of the data (Q3 - Q1).
Given the data, 51, 60, 90, 90, 92, 96, 98, 98:
Quartile Q3 = 97.5
Quartile Q1 = 67.5
Interquartile range (IQR) = 97.5 - 67.5
Interquartile range (IQR) = 30
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9. Is the line through points P(7, 3) and Q(11, 0) perpendicular to the line through points R(6, –3) and S(3, 1)? Explain.A)Yes; their slopes have product –1.B)Yes; their slopes are equal.C)No, their slopes are not opposite reciprocals.D)No; their slopes are not equal ?
Answer:
C) No, their slopes are not opposite reciprocals.
Step-by-step explanation:
First we find the slopes.
slope of PQ = (3 - 0)/(7 - 11) = 3/(-4) = -3/4
slope of RS = (-3 - 1)/(6 - 3) = -4/3
product of the slopes = (-3/4) * (-4/3) = 1
The slopes are reciprocals, but they are not opposite reciprocals, so the lines are not perpendicular.
I need help, confused.
Answer:
x=90
Step-by-step explanation:
it is a square so: 360/4=90
A net force of 125 N is applied to a certain object. As a result, the object accelerates with an acceleration of 24.0 m/s2. The mass of the object is 144 kg.
The net force acting on the object is 3456 N, the objective with an acceleration.
The net force applied to an object is equal to the product of its mass and acceleration, according to Newton's second law of motion. Mathematically, this can be represented as:
Fnet = ma
Where Fnet is the net force, m is the mass, and a is the acceleration. In your scenario, the net force applied to the object is 125 N, and its acceleration is 24.0 m/s2. Therefore, we can rearrange the formula and solve for the mass of the object as follows:
m = Fnet / a
m = 125 N / 24.0 m/s2
m = 5.21 kg
However, this answer does not match the given mass of the object, which is 144 kg. This suggests that there may be an error in one of the values provided. Assuming the mass of the object is actually 144 kg, we can use the same formula to solve for the net force acting on it as follows:
Fnet = ma
Fnet = 144 kg * 24.0 m/s2
Fnet = 3456 N
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The mass of an object with net force value = 125 Newton and acceleration of 24.0 m/s² is equals to the 5.208 kg. So, option(c) is right one.
The force formula is derived by Newton's second law of motion. The basic formula force applied on object is F = ma, which implies that net force is equals to product of mass and acceleration of an object. We have an object with the following information, Net applied force on object, F = 125 N
Acceleration of an object, a = 24.0 m/s²
We have to determine mass of object. Using the above force formula, F = M× a
where M --> mass in kilograms
a --> Acceleration in m/s²
F --> net force in Newton
Substitute all known values in above formula, 125 N = M × 24.0 m/s²
=> M = = \(\frac{125}{24}\)
=> M = 5.208 kg
Hence, required value is 5.208 kg.
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Complete question:
A net force of 125 N is applied to a certain object. As a result, the object accelerates with an acceleration of 24.0 m/s^2. The mass of the object is ?
a) 144 kg
b) 236 kg
c) 5.208 kg
d) 459 kg
I will brainlist you please help me i need this
Answer:
\(q = 16\sqrt{2}, r = 16\)
Step-by-step explanation:
Use proportions for 45-45-90 triangle.
Answer:
Step-by-step explanation:
Use proportions for 45-45-90 triangle.
Davita brought 6 granola bars for herself and the 7 other girls in her camp group for a snack . If they share them equally, what fraction of a granola bar will each girl get
Answer: 3/4 granola bars
Step-by-step explanation:
From the question, we are given the information that Davita brought 6 granola bars for herself and the 7 other girls in her camp group.
The fraction of a granola bar that each girl gets if they agree it equally would be the number of granola bars bought divided by the total number of girls which is 8. Therefore, the calculation would be:
= 6 ÷ 8.
= 3/4 granola bars
Each person gets 3/4 granola bars.
The fraction of a granola bar that each girl will get is 3/4
To get the fraction of a granola bar will each girl get, we will take the ratio of the total granola to total number of girls.
Given the following parameters
Total number of 6 granola bars
Total number of girls plus Davita is 8
Taking the required ratio;
Ratio = number of granola: total number of girls
Ratio = 6:8
Ratio = 3:4
Hence the fraction of a granola bar that each girl will get is 3/4
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the area of an issoseles triangle is 240 if the base is 24cm find the length of each sides
Answer:
Both of the two unknown sides of the triangle are 23.32 cm
Step-by-step explanation:
"Isosceles" means that the triangle has two equal sides. It is quite symmetrical. If we draw in the height, the base will be cut right in half by it. See image.
First use area formula:
A = 1/2bh
to find the measure of the height (Area and base were both given)
Then use the Pythagorean Theorem to solve for the hypotenuse, which is the side of the triangle. See image.
the total number of cookies george can bake depends on the amount of time he spends baking. George can bake 216 cupcakes in 2.1 h. How many cookies can he bake in 3 h?
Answer: 306
Step-by-step explanation:
i just took the test
What is the Value of G?
The value of g in the intersected lines is 28 degrees.
How to find angles?When lines intersect, angle relationships are formed such as linear angles, adjacent angle, vertically opposite angles. Therefore, let's find the angle g in the intersected lines as follows:
Therefore,
g + 43 = 71
subtract 43 from both sides of the equation'
g + 43 - 43 = 71 - 43
g = 28
Therefore,
g = 28 degrees
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Are 3/11 and 17/6 proportional
Answer:
Step-by-step explanation:
NO! Hope I helped.
How do you find the range on a graph?.
The range is the set between all of the possible output values, which always shown on y-axis by identify any given domain and then finding the range of any functions is by taking graphs into consideration.
To discover the area and variety, we without a doubt remedy the equation y = f(x) to decide the values of the unbiased variable x and gain the area. To calculate the variety of the feature, we without a doubt explicit x as x=g(y) after which discover the area of g(y).
Because the area refers back to the set of viable enter values, the area of a graph includes all of the enter values proven at the x-axis. The simplest approach of locating the variety of a feature, say y = f(x), is to explicit x as g(y) and pick out the area set for g(y). This might be the variety for the given feature f(x).
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A large bag of rice weighs 12 pounds 4 ounces. After Malcolm uses some rice in a casserole, the bag weighs 8 pounds 11 ounces. What is the weight of the rice Malcolm used in the casserole?
Answer:
Malcom used 3 pounds and 3 ounces of rice in the casserole
HELP ME PLEASE!!!!!!!!
Answer: C
Step-by-step explanation: the key is to look at the relationships between the numbers. The y value increments by 5.5 or 5 respectively, which LOOKS like additive. However, it is actually multiplicitve, since the question is the relation between X and y, not the y values. From there you can simply test that 5x1=5, 5x2=10, etc, etc.
is there another data point that would be reasonable to add, even though you made no measurements? if so, what is it?is there another data point that would be reasonable to add, even though you made no measurements? if so, what is it? (2m/s2,3n) (5m/s2,5n) (0m/s2,0n) none of the aboverequest
It is possible to add another data point that would be reasonable, even though no measurements were made. This data point could be an estimate or a prediction based on the existing data points. For example, if the existing data points show a linear relationship between acceleration and force, it would be reasonable to add a data point that falls along the same line.
One possible data point that could be added is (3m/s2, 4n). This data point falls between the existing data points (2m/s2, 3n) and (5m/s2, 5n), and would be a reasonable estimate based on the existing data.
Another possible data point that could be added is (7m/s2, 6n). This data point falls along the same line as the existing data points, and would be a reasonable prediction based on the existing data.
Overall, it is possible to add another data point that would be reasonable, even though no measurements were made, as long as the data point is based on the existing data and follows the same pattern or relationship.
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Find the surface area of the hexagonal prism
Answer:
\( 4,636.8 \: {in}^{2} \)
Step-by-step explanation:
Surface area of the hexagonal prism
= Area of base * Height
= 6*Area of one triangle *height
\( = 6( \frac{1}{2} \times 8 \times 6.9) \times 28 \\ \\ = 6(4 \times 6.9)28 \\ \\ = 6 \times 27.6 \times 28 \\ \\ = 4,636.8 \: {in}^{2} \)
Flashlight problem: you shine a flashlight, making a circular spot of light on the wall with radius 5cm. As you back away from the wall, the radius increases at the rate of 7 cm/s. Find the radius at times 4s and 7s after you start backing away.
It is given that the radius increases at the rate of 7 cm per second, that is 7 cm in 1s.
It follows that after 4s since backing away, the increase in radius is:
\(7\times4=28\text{ cm}\)Add the increase to the initial length of the radius:
\(28+5=33\text{ cm}\)Hence, the radius 4s after you start backing away is 33 cm.
After 7s, the increase in radius will be:
\(7\times7=49\text{ cm}\)Add this increase to the initial length of the radius:
\(49+5=54\text{ cm}\)Hence, the radius 7s after you start backing away is 54 cm.
The triangle on the right is scaled copy of the triangle on the left identified the scale factor
Answer:
is there supposed to be a picture with it? i can't solve it without more information. sorry
help8b2 • 2b3 a) 16b-2 ,b) 16b6 ,c) 16b-4 ,d) 16b5
Answer:
16b^5
Step-by-step explanation:
8b^2×2b^3
= 16b^2+3
= 16b^5
Answer:
D)16b5
Step-by-step explanation:
8b2×2b3
= 16b2+3
= 16b5
LORD SOMEONE please help me!! ASAP I will give brainiest! Fr
the public school enrollment of a city is 13,500. Enrollment is declining at a rate of 4.5% per year. predict the enrollment in 5 years.
Answer:
16537.5
Step-by-step explanation:
4.5% of 13500 = 607.5
607.5 x 5 = 3037.5
3037.5 + 13500 = 16537.5
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Answer:
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Step-by-step explanation:
Please help me with my math
The probability of a randomly selected adult having a rare disease for which a diagnostic test has been developed is 0.002. The diagnostic test is not perfect. The probability the test will be positive (indicating that the person has the disease) is 0.96 for a person with the disease and 0.01 for a person without the disease. The proportion of adults for which the test would be positive is
The probability of contracting an illness is 0.0475.
What is probability?The area of mathematics known as probability deals with numerical representations of the likelihood that an event will occur or that a statement is true.An event's probability is a number between 0 and 1, where, roughly speaking, 0 denotes the event's impossibility and 1 denotes certainty.The likelihood that an event will occur increases with its probability.A straightforward illustration is tossing a fair (impartial) coin.The chance of both outcomes ("heads" and "tails") is equal because the coin is fair, "heads" is more likely than "tails," there are no other conceivable outcomes, and the likelihood of either outcome is .According to our question-
D: The patient has the illness
ND: the individual without the disease
TD: The results of the test show the patient has the illness.
P(D) will therefore equal 0.001 since only 0.001 of the population is affected by the disease.
P(ND) = 0.991
Because the test successfully identifies a patient with the condition 99% of the time, P(TD/D) = 0.99.
P(TD/ND) = 0.02 because the test indicates that a healthy person contracts the disease 2% of the time.
We are seeking for P(D|TD) and P(ND|TD), respectively.
According to the Bayes formula, 0.00099/0.00099+0.01982 = 0.00099/0.02081 = 0.0475 = (0.99*0.001)/(0.99*0.001)+(0.02*0.991)
And, \s = 1 - \s = 1 - 0.0475 \s = 0.9525
Therefore,
The likelihood of having an illness is 0.0475.
The likelihood of not having any sick people is 0.9525.
Hence, The probability of contracting an illness is 0.0475.
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A ladder 10 feet long is leaning against a wall. If the top of the ladder is sliding down the wall at 4 feet per second, how fast is the foot of the ladder being pulled away from the wall when the foot of the ladder is 8 feet away from the wall
db/dt = 40/12 = 10/3 Feet per second, or approximately 3.33 feet per second. So the foot of the ladder is being pulled away from the wall at a rate of about 3.33 feet per second when it is 8 feet away from the wall and the top of the ladder is sliding down at 4 feet per second.
We can use the Pythagorean theorem to relate the length of the ladder, the distance of its foot from the wall, and the height it reaches on the wall:
\(a^2 + b^2 = c^2\)
where c is the length of the ladder, a is the distance of its foot from the wall, and b is the height it reaches on the wall. Differentiating with respect to time, we get:
2a da/dt + 2b db/dt = 2c dc/dt
We are interested in finding db/dt when a = 8 feet and dc/dt = -4 feet per second (negative because the top of the ladder is sliding down). We also know that c = 10 feet, so we can plug in these values and solve for db/dt:
2(8) da/dt + 2b db/dt = 2(10) (-4)
Simplifying:
16 da/dt + b db/dt = -40
We also know that when a = 8 feet and b = 6 feet (from the Pythagorean theorem), the ladder is at a height of 6 feet on the wall. Therefore, we can plug in these values and solve for da/dt:
8 da/dt + 6 db/dt = 0
Simplifying:
da/dt = -(3/4) db/dt
Now we can substitute this expression for da/dt in the first equation, and solve for db/dt:
2(8) (-(3/4) db/dt) + 2(6) db/dt = -40
Simplifying:
-12 db/dt = -40
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Solve——6^2x+2•6^3x=1
Answer:
-2/5 this is the answer to 6^2x+2•6^3x=1
Identify the percent rate of change of y=90(0.65) to the power of t
Answer:
I need the same question
does someone mind helping me with this? Thank you!
=======================================================
Work Shown:
A = area of the triangle on top, aka ceiling
A = 0.5*base*height = 0.5*6*8 = 24
B = area of the triangle on the bottom, aka floor
B = A = 24
C = area of the front rectangular face
C = length*width = 10*7 = 70
D = area of the face in back on the left
D = length*width = 6*7 = 42
E = area of the face in back on the right
E = length*width = 8*7 = 56
Total surface area = A+B+C+D+E = 24+24+70+42+56 = 216 square meters
------------------------
Alternative Method:
A = area of the triangle on top, aka ceiling
A = 0.5*base*height = 0.5*6*8 = 24
B = area of the triangle on the bottom, aka floor
B = A = 24
LA = lateral area = wall area
LA = (perimeter of the base)*(height)
LA = (6+8+10)*(7)
LA = 24*7
LA = 168
Total surface area = A+B+LA = 24+24+168 = 216 square meters
Convert 75.4 km/day to mph
write the relation between km with miles and days with hours
\(\begin{gathered} 1mi\rightarrow1.6km \\ 1day\rightarrow24h \end{gathered}\)apply the conversion using this factors
\(\frac{75.4\operatorname{km}}{day}\cdot\frac{1mi}{1.6\operatorname{km}}\cdot\frac{1day}{24h}\approx\frac{1.9635mi}{h}\)Solve log 2x^2 + 2 = 6. Round to the nearest thousandth if necessary.
Answer:
x = 70.71
Step-by-step explanation:
log 2x² + 2 = 6.
log 2x² + log 100= log 10⁶.
2x² × 100 = 10⁶
2x² = 10⁶/100
2x² = 10⁴
x² = 10⁴/2
x² = 5000
x = √5000
x is approximately 70.71
x = 70.71
The wavelength of violet light in a spectrum is about 0.0000004 meters.
Which number best approximates this length as a power of 10?
4x10^-7 this optional is correct
Step-by-step explanation:
4÷1000000
o
PLEASE HELP PLEASE LIKE NOWWW!!!!!! Which set of numbers is ordered from greatest to smallest?
A
11 2
38 %,
20' 5,0.6
B. O 0.6
11 2
205
38 %
CO
0.6,
2 11
5' 20
38 %
D
38 %
2 11
5. 20
0.6
Answer:
reword your question i cant read it
Step-by-step explanation:
Solve $\frac{1}{3} t - 5 < t - 2 \le -3t + 7.$ Give your answer as an interval.
Answer:
t ∈ (-4.5, 2.25]
Step-by-step explanation:
You want to solve the compound inequality ...
1/3t -5 < t -2 ≤ -3t +7
SplitWe can divide this into two inequalities.
1/3t -5 < t -2 ⇒ -3 < 2/3t ⇒ -4.5 < t
and
t -2 ≤ -3t +7 ⇒ 4t ≤ 9 ⇒ t ≤ 2.25
Solution intervalThe solution interval is the intersection of these two solutions:
-4.5 < t ≤ 2.25
t ∈ (-4.5, 2.25]
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