If you spin the spinner 52 times, we expect the spinner to land on purple approximately 13 times in 52 spins.
What is probability?Probability is a measure of the likelihood or chance of an event occurring. It is usually expressed as a number between 0 and 1, where 0 means the event is impossible and 1 means the event is certain to occur.
Since there are 4 equal-sized sectors on the spinner, the probability of landing on purple on any given spin is 1/4.
To find the expected number of times the spinner will land on purple in 52 spins, we can multiply the probability of landing on purple by the total number of spins:
Expected number of times landing on purple = (Probability of landing on purple) x (Total number of spins)
Expected number of times landing on purple = (1/4) x (52)
Expected number of times landing on purple = 13
Therefore, we expect the spinner to land on purple approximately 13 times in 52 spins.
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Write the equation of the line that passes through (1, 5) and (−2, 14) in slope-intercept form.
The equation of line is y = -3x + 8
What is slope?Slope is the ratio of the change in the y coordinates to the change in the x coordinates.
Analysis:
slope (m) = y2 - y1 / x2 - x1
m = 14 -5 / -2-1 = 9/-3 = -3
when y = 5, x = 1
y = mx + c
5 = -3(1) + c
5 = -3 + c
c = 5+3 = 8
Y = -3x + 8
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The Other Number Your first number was 8. Is the other one 0? How did we know that? Can we read your mind?
Answer:
???
Step-by-step explanation:
A. 36
B. 52
C. 148
D. 168
Answer:
B) 52
Bodmas rule:
BracketsOrderDivisionMultiplicationAdditionSubtractionSolving Steps:
⇒ 2 × (3 - 1)⁴ + 5 × 4
⇒ 2 × (2)⁴ + 5 × 4
⇒ 2 × 16 + 5 × 4
⇒ 32 + 20
⇒ 52
Option B
What causes the economy to move from its short-run equilibrium to its long-run equilibrium?
Answer:
Nominal wages, prices, and perceptions adjust upward to this new price level
Step-by-step explanation:
A theater group made appearances in two cities. The hotel charge before tax in the second city as $1000 higher than in the first. The tax in the first city was 6.5%, and the tax in the second city was 7.5%. The total hotel tax paid for the two cities was $845. How much was the hotel charge in each city before tax? First city:
Graph the set {x|x≤-5} on the number line.
Then, write the set using interval notation.
The interval notation that defines this set is: (-∞, -5]
And the graph can be seen below.
How to graph the inequality?Here we want to graph the inequality:
x ≤ -5
This refers to all the values of x equal or smaller than -5.
To graph this, we need to graph a closed circle at -5, and we need to draw an arrow that points to the left (values smaller than -5). The graph is the one that you can see below.
The interval notation that defines this set is: (-∞, -5]
The first end is open, and the second is closed (because of the symbol ≤).
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need help with this asap pls really need the answer
In the diagram, the area of the given shape is 102 cm²
Area of a KiteFrom the question question, we are to determine the area of the given shape
The given shape is a kite
The area of a kite is given by the formula,
[tex]A =\frac{pq}{2}[/tex]
Where A is the area
p and q are the diagonals
In the given diagram,
p = 6cm + 6 cm = 12 cm
q = 3 cm + 14 cm = 17 cm
Thus,
Area of the kite = [tex]\frac{12 \times 17}{2}[/tex]
Area of the kite = 6 × 17
Area of the kite = 102 cm²
Hence, the area of the given shape is 102 cm²
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A rifle is aimed horizontally at a target on a screen some distance away. The bullet hits the target 2.8 cm below the aim point. The initial velocity of the bullet is 750.0 m/s.
Find the flight time?
Answer:
0.03 second time the flight
on December 1, a 350 gallon oil tank was full. on January 15, it was 1/4 full. how many gallons of fuel were used in that time period?
Answer:
262.5 gallons
Step-by-step explanation:
The amount used is the difference between the starting and ending amounts:
350 -(1/4) (350) = 262.5 gallons used
PLEASE HELP THIS IS DUE AND I NEED IT DONE
Answer:
The answers are in the picture. Remember that first is x and then y when you see those coordinated again. (10,11) X=10 and Y=11.
Step-by-step explanation:
Rebecca rolls a 6-sided number cube 1290 times. How many of the rolls are expected to show a factor of 6?
Answer:
215
Step-by-step explanation:
1/6 chance to roll a 6
1/6 * 1290
In AXYZ, ZZ = 90°. Given that ZX = 58° and XZ = 4.9 m, find the length of XY
Answer:
Okay, I figured it out. XY=9.246691583 or 9.247 if you're rounding.
Step-by-step explanation:
In the right triangle of XYZ, Given that angle Z=90 degrees, angle X=58 degrees and XZ=4.9m.
Since it's a right triangle you can use SOHCAHTOA:
cosθ=adjacent/hypotenuse
cosθ=4.9/h
You can then manipulate the formula to this
h=4.9/cos(degree) = h=4.9/cos(58)
=9.246691583
hope this helps
What is the volume, in cubic meters of the prism below?
Answer:
1848 Cubic Meters
Step-by-step explanation:
The volume should be (7*24*22)/2
This is because this object is bascally half of a rectangular prism, so we need to divide the whole product by 2 at the end.
7*24*22 = 3696
3696/2 = 1848
why do some numerical expressions contain parentheses
The most basic and common reason to use parentheses, brackets, and braces is to control the order of operations.
What are parentheses?In mathematics, parenthesis is used to arrange numbers in the sequence of operations, clarify numbers, and denote multiplication.
Suppose you have an expression as:-
E = { ( 5-2 )8} 6
In this case, you would calculate 5 minus 2 first (parentheses), then multiply by 8 (brackets), then complete the part inside the curly braces, and finally multiply by 6.
Therefore the most basic and common reason to use parentheses, brackets, and braces is to control the order of operations.
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X^2+4x+4=12 find the solutions to the equation
Step-by-step explanation:
X^2 +4X +4=12 subtract the 12 from both sides
X^2 +4x-8= 0
now factor if possible since this equation is not factorable you can use the quadratic formula
What are the zeros of the function f(x) = x4 – 4x² –5?
Answer:
[tex]x =i\\\\x =-i\\\\x=\sqrt 5\\\\x=-\sqrt 5[/tex]
Step-by-step explanation:
[tex]~~~~~~~~x^4-4x^2 -5 = 0\\\\\implies x^4-5x^2+x^2 -5 = 0\\ \\\implies x^2(x^2 -5)+(x^2-5) =0\\ \\\implies (x^2 +1)(x^2 -5) - 0\\\\\implies x^2+1 = 0~~~~~~~~~ \text{Or}~~~~~~~~~ x^2 -5 = 0\\\\\implies x^2 = -1~~~~~~~~~~~~ \text{Or}~~~~~~~~~x^2 = 5\\\\\implies x= \pm\sqrt{-1}~~~~~~~~~\text{Or}~~~~~~~~~x=\pm\sqrt 5\\\\\implies x = \pm i~~~~~~~~~~~~~~\text{Or}~~~~~~~~~x=\pm\sqrt 5\\[/tex]
What is the area of the parallelogram?
Answer:
Area = 120 in²Step-by-step explanation:
just follow the formula in the picture
Area = b × h
Area = 15 × 8
Area = 120 in²
what is the answer for
2(6p + 5) =
Answer:
2(6p+5) =
12p+10 =
12p = -10
p = -10/12
p = -5/6
a wall contains a rectangular window. the area (in square feet) of the window is represented by x^2-4x+3. write a bionominal that represents the height of the window. find the permiteter when the wall is 10 feet. the square on the inside is (x-3) ft
The height of the wall would be x - 1 and the perimeter of the wall is 32 feet
How to determine the height?The area of the window is given as:
A = x^2 - 4x + 3
Expand
A = x^2 - 3x - x + 3
Factorize
A = x(x - 3) - 1(x - 3)
Factor out x - 3
A = (x - 1)(x - 3)
The width of the wall is given as: x - 3
So, the height of the wall would be x - 1
How to determine the perimeter?
The perimeter is calculated using:
P = 2 *(Width + Height)
This gives
P = 2 * (x - 1 + x - 3)
When x = 10, we have:
P = 2 * (10 - 1 + 10 - 3)
Evaluate
P = 32
Hence, the perimeter of the wall is 32 feet
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Write each expression in radical form
[tex]\sqrt[4]{6^5}[/tex]
Step-by-step explanation:
This expression in radical form :4√65 =2.838412100 points! halp...
Which point could be removed in order to make the relation a function? ((-4.3). (-5. 6), (1, 0). (-4. 5). (9, 5), (0.-7))
(-5.6)
(1.0)
(-4, 5)
(9.51
Answer:
it is 3rd option C. -4, 5
Step-by-step explanation:
all the elements are associated with only one second element except -4
for -4 there are two second elements 3 and 5 from the ordered pairs (-4, 3) and (-4, 5)
so we can remove one of them to make R a function
since (-4, 3) is not in the options so the correct option is (-4, 5)
so c is the right one
Hope This Helped
As per defination of function
Every domain has an unique range
or
f(x)=yHere
f(-4)=3f(-4)=5One point need to be removed to get it function
Hence the point is (-4,5)
Savannah is 1.75 meters tall. At 11 a.m., she measures the length of a tree's shadow to
be 43.75 meters. She stands 39.2 meters away from the tree, so that the tip of her
shadow meets the tip of the tree's shadow. Find the height of the tree to the nearest
hundredth of a meter.
The height of the tree is 1.95 meters.
At 11 AM, we have
Savannah = 1.75 m
Tree Shadow = 43.75 m
Savannah Shadow = 39.2 m
So, we make use of the equivalent ratio
Savannah :Tree::Savannah Shadow:Tree Shadow
Now, 1.75:Tree::39.2:43.75
In fraction Tree/1.75 = 43.75/39.2
Multiply both sides by 1.75
Tree =43.75/39.2 ×1.75
Tree=1.95
Therefore, the height of the tree is 1.95 meters.
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which expression is equivalent to 15n – 20
2(8n – 6)
6(2n – 9)
5(3n – 4)
5(4n – 3)
Drag the expressions into the boxes to correctly complete the table. Polynomial Not a polynomial
The answer to the given question is as below:-
Polynomials:-
x³-7x²+9x-5x⁴-20
x⁵-5x⁴+4x³+2x-1
3x²-5x⁴+2x-12
Non-polynomial:-
x⁻5-5x⁻⁴+4x⁻³+2x⁻1-1
[tex]\dfrac{4}{x^4}+ \dfrac{3}{x^3}-\dfrac{2}{x^4}-1[/tex]
[tex]\sqrt[4]{x} -\sqrt[3]{x} 4+\sqrt{x}-8x+16[/tex]
What are polynomials?A polynomial is a mathematical equation made up of indeterminates and coefficients and involves only addition, subtraction, multiplication, and non-negative integer exponentiation of variables. The exponents of the polynomials can not be irrational.
So the table will be formed as:-
Polynomials:- Non-polynomial:-
x³-7x²+9x-5x⁴-20 x⁻5-5x⁻⁴+4x⁻³+2x⁻1-1
x⁵-5x⁴+4x³+2x-1 [tex]\dfrac{4}{x^4}+ \dfrac{3}{x^3}-\dfrac{2}{x^4}-1[/tex]
3x²-5x⁴+2x-12 [tex]\sqrt[4]{x} -\sqrt[3]{x} 4+\sqrt{x}-8x+16[/tex]
Therefore the polynomials and non-polynomials are shown in the table above.
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While scuba diving, Rajeev dove to a depth of 12.6 feet below the surface of the water and then descended another 8.7 feet. What expression can be used to find Rajeev’s new position?
12.6 – 8.7
–12.6 – 8.7
–12.6 – (–8.7)
12.6 – (–8.7)
Answer:
the answer is 16/20 feet oooooooooooo
It takes a word processor 33 minutes to process and spell check 6 pages. Find out how long it takes her to process and spell check 28 pages.
Answer:
154 minutes to process and spell check 28 pages
Step-by-step explanation:
33 Minutes to process 6 pages
If we divide both of these numbers by 6 we will get the time taken to process 1 page
33 ÷ 6 = 5.5 minutes, and 6 ÷ 6 = 1 page
So 5 and a half minutes per page
To find out how long 28 pages will take, we multiply by 28
5.5 × 28 = 154 minutes, and 1 × 28 = 28 pages
Which gives us the time of 154 minutes to process and spell check 28 pages
Enter the ordered pair that is the solution to the system of equations graphed below. Y=2x-5 y= 1/2x -2
Answer:
Step-by-step explanation:
2x - 5 = 1/2x - 2
3/2x - 5 = -2
3/2x = 3
3x = 6
x = 2
y = 4 - 5
y = -1
(2, -1)
Please help me. I need to know the answer.
Step-by-step explanation:
Given =
AC = 6cm
BC = 9cm (hyp)
AB =
By pyth
A^2 = B^2 + C^2
9 = 6 + AB
AB = 9-6 = 3
AB =3
Hope this helps
What is the solution to this system of equations? -3x+2y=3 y+2z=0 x-y-z=-1
The solution is B, (x, y, z) = (-1, 0, 0).
Eliminate z from the last two equations:
(y + 2z) + 2 (x - y - z) = 0 + 2 (-1)
2x - y = -2
Eliminate y from this and the first equation:
(-3x + 2y) + 2 (2x - y) = 3 + 2 (-2)
x = -1
Solve for y :
2x - y = -2
2 (-1) - y = -2
y = 0
Solve for z :
x - y - z = -1
-1 - 0 - z = -1
z = 0
Drag the tiles to the table. Each tile can be used more than once. Determine the most likely action that an investor will take for each scenario. buy hold sell Scenario An investor is waiting until it is clearer whether a stock will do well after a purchase. An investor thinks that a particular stock is not performing and worries the price of the shares may drop in the future. An investor doesn't own a particular stock but is considering adding it to her portfolio depending on how well it does in the near future. An investor who tracks market trends notices that a bull market is starting. Reset Next Action
Considering the market options that an investor takes, Each scenario listed is attached to the right action that is shown on the tiles:
An investor is waiting until it is clearer whether a stock will do well after purchase. ____________________ HoldAn investor thinks that a particular stock is not performing and worries the price of the shares may drop in the future______ SellAn investor doesn't own a particular stock but is considering adding it to her portfolio depending on how well it does in the near future.______________ BuyAn investor who tracks market trends notices that a bull market is starting.________________ HoldMeaning of an InvestorAn investor can be defined as a name given to an individual that takes every opportunity opened to him to make a profit and by so doing doesn't use his money but puts it into a venture that will yield more.
In conclusion, the list above are the required actions for each scenario that is encountered by an investor
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Answer:
Step-by-step explanation:
hold
sell
buy
hold