Answer:Your answer is 10.5
Step-by-step explanation:Multiply 3.5 by 3 and you get 10.5.
Please help me I have no idea how to solve!
Polynomial puzzle
Fill in the blank to complete the polynomial puzzle. Remember to ADD across to the right and ADD down to the bottom.
Step-by-step explanation:
It says add across to the right and add down bottom
Add across
\(3x\) \(2x^2\) \(3x +2x^2\)
\(x^2\) \(5x\) \(x^2 + 5x\)
Add down \(3x + x^2\) \(2x^2 +5x\) \(3x^2 +8x\)
Find the area. What type of triangle is triangle ABC?
Answer:
Isosceles right triangles are half squares, and if the length of one side is 6cm, that is the length of the other side since both segments are equal. Take the formula to find the area of a square (base times height), apply the side measurement of the triangle (6cm) and divide it in half to find the area of half of it (therefore, finding the area of the isosceles triangle.) (6x6) / 26x6 = 3636 / 2 = 18 The area of the isosceles triangle is 18 square centimeters.
Step-by-step explanation:
g (b) show that among a group of 621 people, there are at least 21 who are born on the same day of the month (e.g., the 21st or the 12th, etc.). is the same fact true if there are only 620 people?
There would be 20 more of us (620-600). There would have been a day when more than 20 people would have been born.
A counting-based argument is known as a combinatorial argument or combinatorial proof. This line of reasoning has already been used, for instance in the section on Stirling numbers of the second sort.
It is mentioned that 620 persons shared the same month of birth. Assume that there were 30 days in the month to avoid losing generality. We'll demonstrate that through contradiction, assuming there were no more than 20 births on any one day throughout that month.
(Beyond that, we have the outcome.)
Now within Thirty Days, 30 * 20 births made up the total. However, since the population was 621 strong, another 21 persons had to be born on a day within that month. Note that the pigeon-hole principle was used in this instance. As a result, someday x, more than twenty people will be born. Consequently, there are at least 21 people who share a birthday.
The outcome would be the same whether there were 620 people. The discussion we had led to this. Keep in mind that in this scenario, we would have 20 more people (620-600). Therefore, a day when more than 20 people were born would have come.
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Please help I will give brainlest or whatever!!
Which expression is equivalent to 6(z + 7)?
A.42 + 6
B. 7(z+6)
C. 7(6+z)
D. 6z + 42
Please help!!
Answer:
Step-by-step explanation:
hi, can you help me answer this question please, thank you!
The first thing we have to do is transform the value of the man's height from feet to inches:
\(\begin{gathered} 1feet\to12inches \\ 6feet\to72inches \\ 6feet+3inches\to75inches \end{gathered}\)a) man with 6 feet 3 inches
\(\begin{gathered} z_{score}=\frac{(x-\mu)}{\sigma} \\ \mu=69.1 \\ \sigma=2.65 \\ x=75 \\ z_{score}=\frac{(75-69.1)}{2.65} \\ z_{score}=2.23 \end{gathered}\)b) Using the calculated value of the previous z score, we search the z table to find the percentage of men smaller than that height.
\(P(z<2.23)=0.9871\)So the percentage is 98.81%
c) A woman with 5 feet 11 inches
\(5feet+11inches\to71inches\)\(\begin{gathered} \mu=64.7 \\ \sigma=2.51 \\ x=71 \\ z_{score}=\frac{(x-\mu)}{\sigma} \\ z_{score}=\frac{(71-64.7)}{2.51} \\ z_{score}=2.51 \end{gathered}\)d) Using the calculated value of the previous z score, we search the z table to find the percentage of women taller than that height.
\(\begin{gathered} P(z>2.51)=1-P(z\le2.51) \\ P(z>2.51)=1-0.9940 \\ P(z>2.51)=0.006 \end{gathered}\)\(P(z<2.26)=0.9881\)So the percentage is 0.6%
Simplify the expression: 63(13−18)+24÷6
\( \huge \boxed{\mathfrak{Question} \downarrow}\)
63 (13 - 18) + 24 ÷ 6\( \large \boxed{\mathfrak{Answer \: with \: Explanation} \downarrow}\)
\( \sf63 ( 13 - 18 ) + 24 \div 6\)
Subtract 18 from 13 to get -5.
\( \sf \: 63\left(-5\right)+\frac{24}{6} \\ \)
Multiply 63 and -5 to get -315.
\( \sf-315+\frac{24}{6} \\ \)
Divide 24 by 6 to get 4.
\( \sf-315+4 \)
Add -315 and 4 to get -311.
\( \boxed {\boxed{ \boxed{ \mathfrak{-311 }}}}\)
Hey there!
63 (13 - 18) + 24 ÷ 6
= 63 × -5 + 4
= -315 + 4
= -311
Hope it helps ya!
suppose sat writing scores are normally distributed with a mean of 488 and a standard deviation of 113 . a university plans to award scholarships to students whose scores are in the top 10% . what is the minimum score required for the scholarship? round your answer to the nearest whole number, if necessary.
Rounding to the nearest whole number, the minimum score required for the scholarship is 633. Therefore, students who score 633 or higher on the SAT Writing test would be eligible for the scholarship at this university.
To find the minimum score required for the scholarship, we'll use the given information about the SAT writing scores being normally distributed with a mean of 488 and a standard deviation of 113. We need to determine the score that represents the cutoff for the top 10% of students.
Step 1: Find the z-score corresponding to the top 10%.
To do this, use a z-table or an online calculator to find the z-score that corresponds to a cumulative probability of 0.90 (since 100% - 10% = 90%). The z-score is approximately 1.28.
Step 2: Use the z-score formula to find the minimum score.
The formula for finding a value (X) in a normal distribution is:
X = μ + Zσ
Where:
μ (mean) = 488
Z (z-score) = 1.28
σ (standard deviation) = 113
Step 3: Plug in the values and calculate the minimum score.
X = 488 + (1.28 * 113)
X = 488 + 144.64
X ≈ 632.64
Round the result to the nearest whole number:
X ≈ 633
So, the minimum score required for the scholarship is 633.
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An ad for Speedy Delivery Service says When it has to be there fast, it has to be Speedy. Catalina needs to send a package fast. Does it follow that she should use Speedy? Explain
Yes. The Law of Detachment dictates that Catalina employ Speedy. The conclusion should come naturally if the hypothesis is correct.
According to the Law of Detachment, in order for our desires to manifest in the physical reality, we must dissociate ourselves from the outcome or result. For things to happen after we have done our part, we must learn to let go of the result. And when we do let go, things start to happen. They might not arrive in the manner we anticipated, but they do. Why is letting go so difficult? The most potent and difficult law is the Law of Detachment. The ability to accept things as they come, when they arrive, and in whatever form they take and to learn to be happy no matter what is closely tied to the law of detachment.
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Solve the given quadratic equation 2x2 + x + 1 = 0.
anyone over here who is a half Korean lol
have a great day
Answer:
2×2+x+1=0
4+x+1=0
5+x=0
x=-5
Ally ran 5 miles in 36 minutes. If Ally runs at the same rate, how long would it take her to run 1 mile?
Answer:
7.2 Minutes
Step-by-step explanation:
Use Ratios
Miles : Minutes
5:36
Divide Both Sides By 5
1:7.2
It will Take Ally 7.2 Minutes To Run 1 Mile
What is the measurement of angle 2
How do you convert and equation from slope-intercept form to standard form ?
Answer:
To convert from slope intercept form y = mx + b to standard form Ax + By + C = 0, let m = A/B, collect all terms on the left side of the equation and multiply by the denominator B to get rid of the fraction.
explanation:
pls make me brainliest
I NEED HELP PLEASE FAST
50 points
The values of x in each equation are;
1) 128
2) 1500
How do you form an equation?Forming an equation involves expressing a mathematical relationship or statement using mathematical symbols and symbols of equality. The goal is to represent a real-life situation, a mathematical problem, or a hypothesis in a clear and concise way that can be easily analyzed and solved.
We have that;
1) let the number be x
85/100 * x = 108.8
x = 108.8 * 100/85
= 128
2) Let the number of the kettle corn be x;
6/10 * 2500 = x
x = 1500
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Shaylynn has a square poster of a puppy on her bedroom wall. The width is one-third the length of the picture. If the width is 21 inches, write and solve an equation to determine the length. 3L = 21; L = 7 inches 3 + L = 21; L = 18 inches L − 3 = 21; L = 24 inches L over 3 equals 21; L = 63 inches
pls help im ina rush lol
An equation to determine the length would be L = 63 inches.
What are the area and perimeter of a rectangle?We know the perimeter of any 2D figure is the sum of the lengths of all the sides except the circle and the area of a rectangle is the product of its length and width.
A numerical expression is a mathematical statement written in the form of numbers and unknown variables. We can form numerical expressions from statements
Given, The width is one-third the length of the picture and the width is 21 inches.
Assuming the length of the rectangle to be 'L'.
Therefore, An equation to determine the length would be,
(1/3)×L = 21.
L = 63.
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-21=-39k+-24
Please give me an explanation.
Answer:
-1/3
step-by-step explanation:
-21=-39k+-24
39k = -24 + 21
39k = -3 (divide each side by 39)
k = -1/3
The formula to calculate
the gravitational force
GM1M₂, where M₁ and
between two objects is Fg
M₂ are the masses of the objects, G is the gravitational
constant and r is the distance between the objects. Solve
for M₂ in terms of Fg, G, M₁ and r.
M = Fr^2/(Gm) is the formula for m2 in terms of Fg ,G ,m1 and r
WHAT IS GRAVITATIONAL FORCE ?Newton's Law of Universal Gravitation explains the idea of gravitational force. This law states that every large particle in the universe is attracted to every other large particle with a force that is directly proportional to the product of their masses and are not proportional to the square of their distance from one another. By deducing from data, this fundamental physical law was discovered. Alternatively, the law can be stated in more modern terms as "Every mass at a point attracts every other mass at a point by a force pointing along the line intersecting both places." The force is proportional to the product of the two masses and inversely proportional to the square of the distance between the point masses.
CALCULATION
Trinity,
To solve for m1,
F = G(m1m2 )/D^2
Multiply both sides by D^2
Divide both sides by G and by m2
FD2/(Gm2 ) = m1
You may also represent the formula by,
F = G (Mm)/r^2, where r is the distance between the two masses, so
M = Fr^2/(Gm)
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can someone help me with this please?
suppose that we ask n randomly selected people whether they share your birthday. (a) give an expression in terms of n for the probability that no one shares your birthday (ignore leap years). (b) what is the least number of people we need to select so that the probability is at least 0.6 that at least one person shares your birthday? (round your answer up to the nearest integer.) people
The least number of people we need to select so that the probability is at least 0.6 that at least one person shares our birthday is 24 people.
(a) An expression in terms of n for the probability that no one shares your birthday is given by;P(A)
= (365/365) * (364/365) * (363/365) *.... * ((365 - n + 1)/365)
= (365 * 364 * 363 * ... * (365 - n + 1))/(365)^n(b) Here, we are supposed to determine the least number of people we need to select so that the probability is at least 0.6 that at least one person shares our birthday. This is the of the probability that no one shares our birthday, i.e.,1 - P(A) ≥ 0.6 P(A) ≤ 0.4We know that, P(A)
= (365/365) * complement (364/365) * (363/365) *.... * ((365 - n + 1)/365)We can then use trial and error method or any numerical method to find the value of n such that P(A) ≤ 0.4We can use a spreadsheet, a calculator, or a software like R to carry out this calculation.Using R, we can run the following command to get the least value of n that satisfies the condition;> n
= 1while(prod((365 - (0:(n-1)))/365) > 0.4){n
= n + 1} > n [1] 24.The least number of people we need to select so that the probability is at least 0.6 that at least one person shares our birthday is 24 people.
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can someone please answer these four questions for me? Please and thank you
Answer:
here all answer is height
first one
sin70=p/12
p=sin70×12=11.276m
Step-by-step explanation:
second one.
cos 85=b/h
h=50/cos85=573.69ft
third one
sin 73=P/h
p=sin73×155=148.28m
third one
tan 8=p/b
p=tan8×1000=140.54m
Sixty people are invited to a party. There are 24 cups in a package and 18 napkins in a package. What is the least number of packages of cups and napkins that can be bought if each party guest gets one cup and one napkin? LCM Packages of cups Packages of napkins
Answer:
The least number of packages of cups and napkins that can be bought if each party guest gets one cup and one napkin is 3 cups and 4 napkins
Step-by-step explanation:
Step 1
We find and list the multiples of 18 and 24
Multiples of 18:
18, 36, 54, 72, 90, 108
Multiples of 24:
24, 48, 72, 96, 120
The first common multiple is found is 72 and this is the lowest common multiple.
Therefore,
LCM(18, 24) = 72
The least number of packages of cups and napkins that can be bought if each party guest gets one cup and one napkin is calculated as:
For packages of cups:
We have 24 cups in a package , hence:
72 ÷ 24 = 3 cups
For packages of napkins
We have 18 napkins in a package
= 72 ÷ 18 = 4 napkins
Angle a and b are complementary angle a measure 10x +10 and angle b measure 20 find the value of c
The measure of angle c is 70 degrees.
If angle a and angle b are complementary, it means that the sum of their measures is equal to 90 degrees.
Given:
Measure of angle a = 10x + 10
Measure of angle b = 20
We can set up the equation:
(10x + 10) + 20 = 90
Simplifying the equation:
10x + 30 = 90
Subtracting 30 from both sides:
10x = 60
Dividing both sides by 10:
x = 6
Now, we have found the value of x to be 6.
To find the measure of angle c, we can substitute the value of x into the equation for angle a:
Measure of angle a = 10x + 10
Measure of angle a = 10(6) + 10
Measure of angle a = 60 + 10
Measure of angle a = 70
As a result, angle c has a measure of 70 degrees.
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A manufacturer of cable wire periodically selects samples to monitor the process. A sample of ten wires is selected and the diameters (in cm.) are 0.493, 0.534, 0.527, 0.511, 0.565, 0.559, 0.519, 0.562, 0.551, and 0.530. The standard deviation is a. 0.099 cm. b. 0.045 cm. c. 0.024 cm d. 0.005 cm. e. 0.455 cm.
The standard deviation for the given data is c. 0.024 cm.
Let's calculate the standard deviation using the given data:
Diameters: 0.493, 0.534, 0.527, 0.511, 0.565, 0.559, 0.519, 0.562, 0.551, and 0.530.
Find the mean:
Mean = (0.493 + 0.534 + 0.527 + 0.511 + 0.565 + 0.559 + 0.519 + 0.562 + 0.551 + 0.530) / 10
Mean ≈ 0.5411 cm
Calculate the squared differences:
\((0.493 - 0.5411)^2, (0.534 - 0.5411)^2, (0.527 - 0.5411)^2, (0.511 - 0.5411)^2, (0.565 - 0.5411)^2, (0.559 - 0.5411)^2, (0.519 - 0.5411)^2, (0.562 - 0.5411)^2, (0.551 - 0.5411)^2, (0.530 - 0.5411)^2\)
Find the average of the squared differences:
Average = (sum of squared differences) / 10
Take the square root of the average to get the standard deviation.
By calculating the above steps, the standard deviation of the given data set is approximately 0.024 cm.
Therefore, the correct answer is c. 0.024 cm.
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The sum of 4/5 and 1/10 is closer to 1/2 than to 1
Someone help and please make sure the answer is right
Answer:
5
Step-by-step explanation:
angles in a triangle will alwasy equal 180*
75+69=144
180-144=36
now you need to find what number subed for x will = 36
7(5)+1= 35+1=36
good luck and hoped this helped
You purchased 1,239 shares of Tesla at a price of $19.36 a share. You sold the stock 7 years later at a price of $27.93 per share.
What was your capital gain %?
Round to nearest hundredths place if necessary.
For the given number of shares 1,239 and cost price per share is $19.36 and selling price per share $27.93 then gain percent is equal to
44.27%( nearest hundredth place).
As given in the question,
Total number of shares = 1,239 shares
Cost price per share = $19.36
Cost price of 1,239 shares = 1,239 × 19.36
= $ 23987.04
Selling price per share = $27.93
Selling price of 1,239 shares = 1,239 × 27.93
= $ 34605.27
Selling price > Cost price
Gain amount = 34605.27 - 23987.04
= $10618.23
Gain percent = [(10618.23) /(23987.04) ] × 100
= 44.2665..
= 44.27%
Therefore, for the given number of shares 1,239 and cost price per share is $19.36 and selling price per share $27.93 then gain percent is equal to 44.27%( nearest hundredth place).
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Evaluate the algebraic expression when f = 6, g = 8, h = 12 and j = 2. A. 10 B. 12 C. 20 D. 22
The value of the given algebraic expression is 7. The solution has been obtained by using arithmetic operations.
A mathematical expression called an algebraic expression can have variables or integers in it. It cannot be solved because it lacks an equals sign. A sequence of algebraic expressions are separated by an equals sign and are part of an algebraic equation, which can be solved.
We are given an algebraic expression as (f + g)/j.
The values of f = 6, g = 8, h = 12 and j = 2.
On substituting these in the expression, we get
⇒(6 + 8)/2
⇒14/2
⇒7
Hence, the value of the given algebraic expression is 7.
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Question: Evaluate the algebraic expression (f + g)/j when f = 6, g = 8, h = 12 and j = 2.
Which division problem does the number line below best illustrate?
0 1 2 3 4 5 6 7 8 9 10 11 12 13
O 12-3-4
O 9-3-3
O 12-2-6
o 16-4-4
Answer:
12/3=4 ..............
Which of the following angles DO NOT have equal measure when a pair of parallel lines is crossed by a transversal?
The formula to compute a person's body mass index is B= 703x w/h2. B represents the body mass index, is the person's weight in pounds and represents the person's height in inches.
a. Solve the formula for w.
b. Find the weight to the nearest pound of a person who is 64 inches tall and has a body mass index of 21.45.
a. The formula B = 703w/h^2 can be solved for w by rearranging the equation as w = B * h^2 / 703.
b. For a person who is 64 inches tall and has a body mass index of 21.45, the weight can be calculated by substituting the values into the formula w = B * h^2 / 703, where B is 21.45 and h is 64 inches.
a. To solve the formula B = 703w/h^2 for w, we can rearrange the equation to isolate w on one side of the equation. Multiply both sides of the equation by h^2, then divide both sides by 703. The resulting equation is w = B * h^2 / 703.
b. To find the weight of a person who is 64 inches tall and has a body mass index of 21.45, we can substitute the values into the formula w = B * h^2 / 703. In this case, B is 21.45 and h is 64 inches. Plugging these values into the equation, we get w = 21.45 * 64^2 / 703. Evaluating this expression will give us the weight in pounds.
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\(\sf 4x+5=1+5x\)
° -Thanks! - °
Answer:
\(4x + 5 = 1 + 5x \\ 5 - 1 = 5x - 4x \\ x = 4\)
Answer:
x=4Step-by-step explanation:
\(4x+5=1+5x\)
\(4x+5-5=1+5x-5\)
\(4x=5x-4\)
\(4x-5x=5x-4-5x\)
\(-x=-4\)
\(\cfrac{-x}{-1}=\cfrac{-4}{-1}\)
\(x=4\)