Answer:
93°F
Step-by-step explanation:
Difference between temperatures
= 63 -(- 30)
= 63 + 30
= 93°F
Un bloque de vidrio flint tiene un espesor de 4 cm, ¿qué espesor aparenta tener cuando se le ve desde arriba?
Answer: El índice de refracción del vidrio flint es mayor que el del aire. Cuando la luz pasa de un medio con un índice de refracción menor (como el aire) a un medio con un índice de refracción mayor (como el vidrio), experimenta un cambio de dirección. Este fenómeno se conoce como refracción.
Cuando observamos el bloque de vidrio flint desde arriba, la luz que proviene del bloque sufre refracción al pasar del vidrio al aire. Debido a la refracción, los rayos de luz se desvían y parecen venir de una posición más alta dentro del vidrio de lo que realmente están. Esto crea una ilusión óptica que hace que el espesor aparente del bloque de vidrio se vea más delgado de lo que realmente es.
La cantidad exacta de adelgazamiento aparente depende del ángulo de incidencia de la luz y de los índices de refracción del vidrio y el aire. Sin más información, no es posible determinar el espesor aparente específico del bloque de vidrio flint cuando se ve desde arriba.
Step-by-step explanation:
Lisa mows her neighbor’s lawns to earn money. She charges $8.75 per hour. She mows 8 lawns per month, and each lawn takes her 3.5 hours to complete. How much does Lisa earn each month for her lawn mowing services?
Find the area, in square units, of the shaded region without counting every square. (please help)
Four groups of some amount equals 52 in a algebraic equation
Answer:
where's the full question
Step-by-step explanation:
Pls help asap <3 This is very confusing to me
Answer:Yes, alternate interior angles converse
4 gallons of paint covers 1/4 of a wall. How much paint is needed to cover 3
walls? *
Answer:
48
Step-by-step explanation:
If 4 gallons covers 1/4 of the wall, 16 gallons will cover a whole wall. Three walls need to be covered so 16x3=48.
4x4=16
16x3=48
Hope this helps!
Answer:
3 gallons will cover one wall, in order to cover 3 walls you would need 9 gallons of paint!
3 gallons covers 1 wall and you need 3 walls painted 3×3=9
9 gallons of paint is the answer
What is 7C3? Thanks.
Answer:
C7,3=7!( 3!)( 7−3)!= 7! I think tell me if I'm wrong?
Answer:
7C3 = 7! / (7 - 3)! 3! = 7 x 6 x 5 x 4! / 4!
\frac{6\div \frac{3}{8}∙0.5}{1.44\div 4.5}
The value of the expression [6 ÷ 3/8 x 0.5]/[1.44 ÷ 4.5] is 25
How to evaluate the expression?The expression is given as
\frac{6\div \frac{3}{8}∙0.5}{1.44\div 4.5}
Rewrite properly as
\(\frac{6\div \frac{3}{8} \times 0.5}{1.44\div 4.5}\)
This implies that
[6 ÷ 3/8 x 0.5]/[1.44 ÷ 4.5]
Express the quotient as product
So, we have
[6 ÷ 3/8 x 0.5]/[1.44 ÷ 4.5] = [6 x 8/3 x 0.5]/[1.44 ÷ 4.5]
Evaluate the product
So, we have
[6 ÷ 3/8 x 0.5]/[1.44 ÷ 4.5] = [8]/[1.44 ÷ 4.5]
Evaluate the quotient
So, we have
[6 ÷ 3/8 x 0.5]/[1.44 ÷ 4.5] = 8/(8/25)
Express the quotient as product
So, we have
[6 ÷ 3/8 x 0.5]/[1.44 ÷ 4.5] = 8 x 25/8
Evaluate
[6 ÷ 3/8 x 0.5]/[1.44 ÷ 4.5] = 25
Hence, the value of the expression [6 ÷ 3/8 x 0.5]/[1.44 ÷ 4.5] is 25
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Can y’all please help me I would really appreciate it I’m so sorry if you guys cannot see the picture!
Answer:
C is the answer
Step-by-step explanation:
You can see that 7 sixth graders and 8 eight graders and the question is asking 6th grade to 8th...... so 7:8 :)
I’m struggling with this homework assignment, no it’s not graded I’m just struggling on how to do it
In order to find the inverse function, let' switch x by f^-1(x) and f(x) by x in the function, then we solve for f^-1(x):
\(\begin{gathered} x=\sqrt[3]{f^{-1}(x)+11} \\ x^3=f^{-1}(x)+11 \\ f^{-1}(x)=x^3-11 \end{gathered}\)Therefore the correct option is D.
In a certain year, there were 88 female officials in Congress, which is comprised of the House of Representatives and the Senate. If there were 54 more female members of the House of Representatives than female senators, find the number of females in each house of Congress.
Answer:
71 in House of Representatives17 in SenateStep-by-step explanation:
Let h and s represent the numbers in the House and Senate, respectively. Then we have ...
h + s = 88
h - s = 54
Subtracting the second equation from the first gives ...
(h +s) -(h -s) = (88) -(54)
2s = 34 . . . . . simplify
s = 17 . . . . . . . divide by 2
h = 88 -17 = 71 . . . . find the other value using the sum equation
There were 71 females in the House of Representatives, and 17 females in the Senate.
Please help me thanks :)
Answer:
erin
Step-by-step explanation:
4 x 1/3 < 3 x 2/3
so erin is the answer
Answer:
Erin ate more
Step-by-step explanation:
⅓*4=1.3
⅔*3=2
In the space provided below,
1) Write an example of a closed declarative statement.
2) Write an example of an open declarative statement.
Declarative sentences are those which state a fact, describe something, or make a statement. A declarative sentence is a simple statement that gives some information. It ends with a period and always has a subject and a predicate.
1. Example of a closed declarative statement: A closed declarative sentence is one that has only one answer and cannot be disputed.
An example of a closed declarative statement would be: The capital of France is Paris. This is a closed declarative statement because there is no other city that is the capital of France other than Paris.
2. Example of an open declarative statement: An open declarative sentence is one that may have many possible answers and may be disputed.
An example of an open declarative statement would be: The best pizza topping is pepperoni. This is an open declarative statement because some people may disagree and have their own preferences about pizza toppings.
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12 years ago May was three times as old as Ann is now Their ages total 48 years.How old are they now?
If May was three times as old as Ann 12 years ago, and the sum of their ages is now 48, then:
May is 30 years old
Ann is 18 years old
Let the present age of May be represented by y
Let the present age of Ann be represented by x
Sum of their present ages is 48
x + y = 48..........(1)
12 years ago:
Mary's age = y - 12
Ann's age = x - 12
Mary was three times as old as Ann
y - 12 = 3(x - 12)
y - 12 = 3x - 36
y = 3x - 36 + 12
y = 3x - 24........(2)
Substitute equation (2) into equation (1)
x + (3x - 24) = 48
x + 3x - 24 = 48
4x = 48 + 24
4x = 72
x = 72/4
x = 18
Substitute x = 18 into equation (2)
y = 3(18) - 24
y = 30
May is 30 years old
Ann is 18 years old
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Solve the problem below:
6315*41=
Show your work
The value of 6315 ×41 is 260391.
What is Multiplication?Multiplication is a method of finding the product of two or more numbers
We have to find the product of 6315 times of forty one
6351
× 41
_______
6351
25404+
__________
260391
Hence, the value of 6315 ×41 is 260391.
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If the profits in your consulting business increase by 6% one year and decrease by 3% the following year, your profits are up by 3% over two years
Answer:
its 1.388 p
Step-by-step explanation:
i hope this helps
Express the following measure in radians.
675°
Answer:
\(\frac{15\pi }{4}\)
Step-by-step explanation:
Degrees to radians, multiply by pi/180
675pi/180
use a calculator to simplify
You get 15pi/4
The value of 675 degree is equivalent to \(\frac{15pi}{4}\).
What is the formula to convert degree to radian?
The relation between radian and degree is given by Angle in radian=angle in degree*\(\frac{pi}{180}\).
What is the conversion of 675degree?We will substitute 675 for angle in degree into the formula to get the value in radian.
\(\frac{675*pi}{180}\)
This will be \(\frac{15pi}{4}\).
Therefore, the correct answer is \(\frac{15pi}{4}\).
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If your base pay is 10000 your commission rate is 40% you sell 15 cars and you earn 40000 how much does each car cost
Answer: $4,000
Step-by-step explanation:
If the total earnings were $40,000 and the base pay was $10,000, then the commission earned would be $40,000 - $10,000 = $30,000.
Since the commission rate is 40%, we can set up the equation:
40% x Total Sales = Commission Earned
We know that the commission earned is $30,000, and we also know that 15 cars were sold. Therefore, we can solve for the average price of each car:
40% x Total Sales = Commission Earned
40% x (15 x Price per Car) = $30,000
6 x Price per Car = $30,000
Price per Car = $5,000
However, this is just the average price per car. Since the commission is based on the total sales, we need to calculate the actual commission earned on each car:
Commission per Car = 40% x Price per Car
Commission per Car = 40% x $5,000
Commission per Car = $2,000
Therefore, the total earnings of $40,000 divided by the number of cars sold (15) gives the amount earned per car:
Amount earned per Car = Total Earnings / Number of Cars Sold
Amount earned per Car = $40,000 / 15
Amount earned per Car = $4,000
i need help with this please
Answer:
y = - 1 and x = 8
Step-by-step explanation:
The equation of a horizontal line parallel to the x- axis is
y = c
where c is the value of the y- coordinates the lune passes through.
The line passes through (8, - 1) with y- coordinate - 1, thus
y = - 1 ← equation of horizontal line.
--------------------------------------------------------------------
The equation of a vertical line parallel to the y- axis is
x = c
where c is the value of the x- coordinates the line passes through.
The line passes through (8, - 1) with x- coordinate 8 , thus
x = 8 ← equation of vertical line
Please someone help?
Answer:
C
Step-by-step explanation:
C is congruent to A
greed. bad luck. failing to treat each throw of the dice as independent of previous throws. treating each throw of the dice as independent of previous throws. regression toward the mean.
The Gambler's Fallacy is due to treating each throw of the dice as independent of previous throws
The gambler's fallacy, also known as the Monte Carlo fallacy, is when someone mistakenly thinks that the outcome of a prior event or series of events will make a given random occurrence more or less likely to occur.
This kind of thinking is flawed since past occurrences do not alter the likelihood that specific events will occur in the future.
In circumstances where the probability of various events is not independent, the gambler's fallacy is not applicable.
The outcome of previous events, such as the statistical permutation of events, might alter the probability of future happenings in such circumstances.
In response to the query,
The Gambler's Fallacy results from treating each roll of the dice as if it were unrelated to prior rolls. Option(4) is correct
The question is incomplete , the complete question is
The Gambler's Fallacy is due to
(1) greed.
(2) bad luck.
(3) failing to treat each throw of the dice as independent of previous throws.
(4) treating each throw of the dice as independent of previous throws.
(5) regression toward the mean.
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A ball rolling down the hill is an example of what type of energy
Answer:
When a ball rolls downhill, the gravitational potential energy of the ball is transformed into motion energy. A ball is rolling up and over a hill. The ball slows down as it moves from Position 1 to Position 3, and it speeds up as it moves from Position 3 to Position 5.
Step-by-step explanation:
Which expression calculates the speed in meters per second of an object that travels a distance of 40 m every 10 s?
10 ÷ 40
40 ÷ 10
40⋅10
40 + 10
Answer:
the answer is 40 divided by 10 could i get brainliest please?
Step-by-step explanation:
The length of a rectangle is three times its width. if the area of the rectangle is 75 in2, find its perimeter.
Answer:
40 in
Step-by-step explanation:
For a width of w, the length is 3w and the area and perimeter are ...
A = LW = (3w)(w) = 3w^2
P = 2(L+W) = 2(3w +w) = 8w
We are given the area, so we can find w to be ...
75 in^2 = 3w^2
25 in^2 = w^2 . . . . . divide by 3
5 in = w . . . . . . . . . square root
Then the perimeter is ...
P = 8w = 8(5 in) = 40 in
HW3 Applying the Pythagorean theorem
Tony is building a dog house, and the front view of the roof is shown below. What is the height of the roof?
25 inches
41 inches
21 inches
20 inches
40 inches
29 inches
By using Pythagoras theorem we get the height of the roof of dog house is 21 inches.
What is Pythagoras theorem?The Pythagoras theorem states that the square of the hypotenuse of a right triangle is equal to the sum of the squares of the other two sides.
This theorem is named after the Greek philosopher Pythagoras, who lived around 570 BC. born.
According to the question:
Given, Hypotenuse(h) = 29 inches
Base(b) = 40/2 = 20 inches
Using Pythagoras theorem, we get
h² = b² + p²
⇒ 29² = 20² + p²
⇒ p² = 29² - 20²
⇒ p² = 841 - 400
⇒ p² = 441
⇒ p = √441
⇒ p = 21
∴ The height of the roof of dog house is 21 inches.
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If 2 cups equal a parent and two pence equal a quart and 4 quarts equal a gallon how many cups are there in 4 gallons?
HELP ASAP PLEASE!
The side lengths of different triangles are given. Which triangle is a right triangle?
6,7,13
6
,
7
,
13
21−−√,99−−√,11
21
,
99
,
11
10,60,61
10
,
60
,
61
35−−√,14−−√,7
35
,
14
,
7
The triangle with side lengths √35 , √14 , 7 is a right triangle.
What is the right triangle?
A right-angle triangle is a triangle that has one of its angles 90 degrees. The sum of angles in a right triangle is 180 degrees.
p² + b² = h² ( In a right-angled triangle)
p = perpendicular of the triangle
b = base of the triangle
h = hypotenuse of the triangle
According to the Pythagoras theorem:
p² + b² = h² (In a right-angled triangle)
In Option D
(√35)² + (√14)² = 7²
49 = 49
Pythagoras theorem is followed in this triangle, hence it is a right angled triangle.
Hence, The triangle with side lengths √35, √14, 7 is a right triangle.
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If you apply the changes below to the exponential parent function f(x)=2^x, what is the equation of the new function? Shifts five units to the right, Shifts seven units down
the equation of the new function is:
\(g(x) = 2^{x - 5} - 7\)
What is the equation of the new function?We have a function:
\(f(x) = 2^x\)
And we want to shift it five units to the right, and seven units down, then the new function will be:
\(g(x) = f(x - 5) - 7\)
If we now replace f(x), we get:
\(g(x) = 2^{x - 5} - 7\)
That is the equation of the new function.
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=
Divide.
O EXPONENTS AND POLYNOMIALS
Dividing a polynomial by a monomial: Multivariate
(12y'u²-32ysu+15y¹uº) ÷ (-4y²u³)
Simplify your answer as much as possible.
0
X
010
Ś
The simplified expression when a polynomial is divided by a monomial is \(y^3 / u^3 (8u^4 - 3y^2u^4 - 3y^2).\)
What is factoring?A polynomial expression can be represented as a product of other, smaller polynomial expressions through the algebraic process of factoring. The process of factoring can be used to simplify expressions and solve problems. A polynomial equation's roots can be found by factoring, as can the common factors in an expression that can be eliminated. Factoring occasionally enables us to spot trends and connections between several expressions.
Depending on the kind of polynomial and the degree of the terms involved, there are several ways to factor. S
For the given expression \((12y^7u^2-32y^5u^6+15y^7u^6) / (-4y^2u^5)\) factor the common term.
\((12y^7u^2-32y^5u^6+15y^7u^6) / (-4y^2u^5)\\-4y^5u^2(3y^2 - 8u^4 - 3y^2u^4) / (-4y^2u^5)\)
Cancelling the -4:
\(= y^3 / u^3 (8u^4 - 3y^2u^4 - 3y^2)\)
Hence, the simplified expression is \(y^3 / u^3 (8u^4 - 3y^2u^4 - 3y^2).\)
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A team of researchers is testing the effectiveness of a new HPV vaccine. They randomly divide the subjects into two groups.
Group 1 receives a placebo, and Group 2 receives new HPV vaccine.
The patients in the study do not know which group they are in.
Which is the treatment group?
Group 1
Group 2
Neither group
Correct
Answer:friends
Step-by-step explanation: