The high school auditorium has 800 seats. Suppose that the drama club has a goal of
making at least $3400 each night of their spring play. Student tickets are $4 and adult
tickets are $7. (Example 3)
a. Write a system of inequalities to represent the situation.
b. Graph the system of inequalities. In which quadrant(s) is the solution?
c. Could the club meet its goal by selling 200 adult and 475 student
tickets? Explain.
From the situation described in the problem, we have that:
a) The system of inequalities is given by: s + a ≤ 800, 4s + 7a ≥ 3400.
b) The solution is graphed at the end of the answer.
c) Yes, the club could meet it's goal.
What is a system of inequalities?A system of inequalities is when multiple variables are related in a described situation, and then inequalities are built to find the interval ranges of each variable, according to the relations built.
In the context of this problem, the variables are given as follows:
Variable s: Number of student tickets sold.Variable a: Number of adult tickets sold.The auditorium has 800 seats, hence:
s + a ≤ 800.
They have a goal of making at least $3400, hence, considering the price of the tickets, we have that:
4s + 7a ≥ 3400.
The graphical solution of the inequality is given by the painted region on the graph, and since point (200, 475) is inside the region, the club could meet it's goal.
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Copy DEF to the line so that S is the vertex. This task will be complete when you have constructed an angle with vertex S that is congruent to DEF.
There are numerous videos and web sites that can show you the process of copying an angle. Some are animated. The best we can do here is show you a diagram with instructions. Of course, your curriculum materials already provide that
__
1. Set the compass to a convenient radius. Use that to draw an arc through rays ED and EF, using point E as the center.
2. Without changing the compass setting, draw a similar arc using S as the center, making sure it crosses the line containing S and extends far enough to accommodate the following steps. (In the attached, we show a full circle, because the tool we used won't draw an arc with a specific radius.)
3. Mark the points where the arc crosses ED as G, and where it crosses EF as H. Mark the point where the arc crosses the line containing S as I.
4. Set the compass radius to the distance GH. Using I as the center draw an arc with that radius so that it crosses the one made in step 2. Call that intersection point J. (Again, we have shown a circle because of the limitations of the tool being used for our diagram.)
5. Draw ray SJ to complete the angle copy.
Please someone help!!!!!!!!!!
Using the graph, the value of f(-3) is 2
Graph of functionsFrom the question, we are to determine the value of the given function
The given function is f(-3)
To determine the value of f(-3) on the graph, we will trace from the point where x = -3 on the x-axis to the line of the function and then trace from the line to the y-axis. The value on the y-axis is the value of f(-3)
From the graph,
Tracing from the point where x = -3 to the line and then to the y-axis, we get y = 2
∴ f(-3) = 2
Hence, the value of f(-3) is 2
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I need the anwser asap!!
Answer: The value of the triangle = 3.
The value of the square = -2,
The value of the star = 7
The value of the rhombus = 18.
The value of the circle = 4,
The value of the right angle triangle = -5
Step-by-step explanation:
Define Linear equation:
A linear equation is an equation in which the highest power of the variable is always 1. It is also known as a one-degree equation. The standard form of a linear equation in one variable is of the form Ax + B = 0. Here, x is a variable, A is a coefficient and B is constant. The standard form of a linear equation in two variables is of the form Ax + By = C. Here, x and y are variables, A and B are coefficients and C is a constant.
An equation that has the highest degree of 1 is known as a linear equation. This means that no variable in a linear equation has an exponent more than 1. The graph of a linear equation always forms a straight line.
It is defined as the relation between two variables, if we plot the graph of the linear equation we will get a straight line.
If in the linear equation, one variable is present, then the equation is known as the linear equation in one variable.
Given that,
Let us assume the values is,
(Option 1) : A shape puzzle is given that,
Let's assume, the triangle shape represents = a
Let's assume, the square shape represents = b
Let's assume, the star shape represents = c
The equation becomes,
clue 1 : 2a-1 = 5
clue 2 : a + b = 1
clue 3 : a-2b = c
First take, clue 1 : 2a-1 = 5
2a = 5+1
2a = 6
a = 6/2
a = 3
Therefore, triangle (a) = 3
Take, clue 2 : a + b = 1
Replace 'a' value in this equation,
a + b = 1
3+b = 1
b = 1-3
b = -2
Therefore, square (b) = -2
Take clue 3 : a-2b = c
Replace with 'a' and 'b' values in this equation,
a-2b = c
3-2(-2) = c
3+4 = c
c = 7
Therefore, star (c) = 7
we can substitute these values,
Then, clue 1 : 2(3) -1 = 6-1 = 5
clue 2 : 3 + (-2) = 3-2 = 1
clue 3 : 3-2(-2) = 3+4 = 7
Thus, The value of the triangle = 3.
The value of the square is = -2,
The value of the star = 7
after using the concept of linear equation in two variables.
(Option 2) : A shape puzzle is given that,
Let's assume, the rhombus shape represents = x
Let's assume, the circle shape represents = y
Let's assume, the right angle triangle shape represents = z
The equation becomes,
clue 1 : x+2 = 5y
clue 2 : 3y = 12
clue 3 : 2y = x+2z
Take, clue 2 : 3y = 12
y = 12/3 = 4
Therefore, circle (y) = 4
First take, clue 1 : x+2 = 5y
x+2=5(4)
x+2=20
x = 20-2 = 18
Therefore, rhombus (x) = 18
Take clue 3 : 2y = x+2z
Replace with 'x' and 'y' values in this equation,
2y = x+2z
2(4) = (18)+2z
2(4) = (18)+2z
8 = (18)+2z
8-18 = 2z
-10 = 2z
z = -10/2
z = -5
Therefore, right angle triangle (z) = -5
we can substitute these values,
Then, clue 1 : 18+2=5(4)
20 = 20
clue 2 : 3(4) = 12
12 = 12
clue 3 : 2(4) = 18+2(-5)
8 = 18-10
10+8 = 18
18 = 18
Thus, The value of the rhombus = 18.
The value of the circle = 4,
The value of the right angle triangle = -5
after using the concept of linear equation in two variables.
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19 18 23 24 31 32 16 what is the median of this data set
Answer:
Step-by-step explanation: 23 is the median of the data set because it's the number in the middle.
Median: 16, 18, 19,23, 24, 31, 32
Mean: 16+18+19+23+24+31+32= 163 then divide by how many numbers you added by 163 divided by 7 equals 23.28571429. I'll just simplify it to 23.29 or rounding to tenths 23.3.
Answer:
Median = 23
Mean = 163/7 = 23.3 (1 d.p.)
Step-by-step explanation:
Given data set:
19, 18, 23, 24, 31, 32, 16
MedianThe middle value when all data values are placed in order of size.
Given data values in size order, from smallest to largest:
[tex]\sf 16, 18, 19, \boxed{\sf 23}, 24, 31, 32[/tex]
The middle value is 23, so the median of this data set is 23.
MeanThe sum of all data values divided by the total number of data values.
[tex]\begin{aligned}\implies \sf mean & =\sf \dfrac{19+18+23+24+31+32+16}{7}\\& = \sf \dfrac{163}{7}\\ & = \sf 23.28571429...\\ & = \sf 23.3\:(1\:d.p.)\end{aligned}[/tex]
£60 in the ratio 1:3
According to the solving this implies that the 1:3 ratio of 60 is 20.
What is ratio?A ratio expresses the number of times one number contains another. For example, if a dish of the fruit contains eight oranges and six lemons, the orange-to-lemon proportion is eight to six. Similarly, the lemonade and orange proportion is 6:8, while the orange to fruit weight ratio is 8:14.
How do I calculate the ratio?Ratios are used to compare the two quantities by dividing them. If you want to compare one data point (A) to another (B), your formula would be A/B. This signifies that you are dividing data A by data B. If A is five and B is ten, your ratio will be 5/10.
Briefing:Let us find 1/3 of 60.
We can write 1/3 of 60
= 1/3 × 60.
= 20.
According to the solving this implies that the 1:3 ratio of 60 is 20.
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Find the value of n in the proportion 3/4 = n/10
Answer: n = 15/2
Step-by-step explanation:
Divide both sides n/10 = 3/34
Calculate n = 3/4 x 10
Answer is n = 15/2
Eli needs to order some new supplies for the restaurant where he works. The restaurant needs
at least 546 knives. There are currently 312 knives. If each set on sale contains 10 knives, write
and solve an equation or inequality which can be used to determine x, the number of sets of
knives Eli could buy for the restaurant to have enough knives.
Write the equation or inequality
Carl deposited $1220 in a bank that pays 9% interest compounded monthly find the amount he will have at the end of 3 years
The amount that Carl will receive after 3 years is $ 27,146.49 when he invested $ 1220 at 9 % compound interest monthly.
We are given that:
Principal amount = P = $ 1,220
Compound interest rate = r = 9 % monthly
Time = 3 years = 3 × 12 months = 36 months.
The amount after 3 years will be given by:
Amount = 1,220 ( 1 + 0.09)³⁶
Amount = 1,220 ( 1.09 )³⁶
Amount = 1220 ( 22.25 )
Amount = $ 27,146.49
Therefore, we get that, the amount that Carl will receive after 3 years is $ 27,146.49 when he invested $ 1220 at 9 % compound interest monthly.
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The Noatak National preserve in Alaska covers 6,574,481 acres. One acre is equal to 4840 square yards. What is the area of the preserve in square miles?
(help pls)
Answer:
244Y
1E
Step-by-step explanation:
What is the solution to start fraction x over negative 6 end fraction = 10?
The solution to start fraction x over negative 6 end fraction = 10 is -60.
Here the equation will be
x/-6 = 10
We have to solve for the value of x. So, in order to solve for the value of x we simply have to multiply -6 by the RHS of the equation i.e., 10.
⇒x = -6x10
⇒x = -60
Therefore, the solution to start fraction x over negative 6 end fraction = 10 is -60.
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Determine the value of b if YH = 12b - 4.5, MV = 17b +0.75, and MW-WH = 13.25.
From the information given, the value of b if YH = 12b - 4.5, MV = 17b +0.75, and MW-WH = 13.25 is 0. 59
What are algebraic expressions?Algebraic expressions are simplify defined as expressions that are composed of terms, variable, coefficients, factors and also constants.
They also seen as expressions involving arithmetic operations such as;
DivisionMultiplicationAdditionSubtractionBracketParenthesis, etcFrom the information given, we have that;
MW-WH = 13.25.
Where;
YH = 12b - 4.5MV = 17b +0.75Now, to determine the value of b, substitute the values into the equation
17b +0.75 + 12b - 4.5 = 13. 25
collect like terms
17b + 12b = 13.25 + 4. 5 - 0. 75
add or subtract like terms
29b = 17
Make 'b' the subject of formula by dividing both sides by 29, we have;
29b/29 = 17/29
Divide through
b = 0. 59
Thus, the value of b is 0. 59
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How do I solve this I need help please
Answer:
-8
Step-by-step explanation:
(2)(-8)/2 convert it to a fraction and use fraction bar.
-16/2 = -8 Multiplication first then division
Note order of operations Division or multiplication which ever is first. also because the top of the fraction has parentherses do that first.
Solve each equation. 3 x⁻¹=24
The solution of the given expression 3x⁻¹=24 is x = 1/8.
What is meant by exponents?An exponent (also known as a power or degree) indicates the number of times the base is multiplied by itself. For example,'has an exponent of 5 and a base of. This means that variable would be multiplied 5 times by itself. This can also be thought of as to a fifth power.
Some properties of the exponents are given as-
Zero Property: Any non-zero real number raised to a power of zero equals one.Negative Property: Whatever nonzero real number raised to either a negative power is one divided by the same number raised to a positive power.Product Property: When two exponents that have the same nonzero real number base are multiplied, the result is the sum of the exponents that have the same base.Quotient Property: When two exponents that have the same nonzero real number base are divided, the result is the difference of the exponents that have the same base.Now, for the stated question;
The given expression is;
=> 3x⁻¹ = 24
Divide both sides by 3.
=> x⁻¹ = 8
Taking the reciprocal on both sides.
=> 1/x⁻¹ = 1/8
This 1/x⁻¹ can be written as x.
=> x = 1/8
Therefore, the value of the x for the given expression 3x⁻¹=24 is 1/8.
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Consider the midpoint of the diagonal AC.
A (3, -1) and C(7,-5)
The midpoint of diagonal AC is (5,-3).
Given A(3,-1) and C(7,-5)
Let the midpoint of diagonal AC be represented by P (say). Then the coordinate of P can be calculated by using the formula listed below:
let us suppose the coordinates of A be (a, b) and B be (c, d) and P is the midpoint of AC then the coordinate of P will be (a+c/2, b+d/2).
Now, by using the above formula, we get
x-coordinate of P be (3+7)/2 = 10/2 = 5
y-coordinate of P be (-1+(-5))/2 = -6/2 = -3
∴ The coordinate of midpoint of AC i.e., P be (5, -3).
Hence, the midpoint of diagonal AC is (5,-3).
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If the expression for the tiles is 7(b-3)+8, what is the border number if the
TOTAL number of tiles is 57?
Answer:
b=10
Step-by-step explanation:
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3/5 ; 0.35 ; 4% ; 3/11 least to greatest
0.04, 3/11, 0.35, 3/5 would be the solution
solve for X 7x+3=4x-5+12
Answer:
J.o.i.n p.l.z pqp-yuth-ygd
Transform function g(x) = -2 |x + 5| + 2
The values of g(x) are:
What is function?An expression, rule, or law that defines a relationship between one variable (the independent variable) and another variable (the dependent variable).
given:
g(x) = -2 |x + 5| + 2
so, x= -4
g(-4)= -2|-4 + 5| +2
g(-4) = -2 +2
g(-4) = 0
at, x= -3
g(-3)= -2|-3 + 5| +2
g(-3) = -4 +2
g(-3) = -2
x= -1
g(-1)= -2|-1 + 5| +2
g(-1) = -8 +2
g(-1) = -6
and, x= 0
g(-4)= -2| 0+ 5| +2
g(-4) = -10 +2
g(-4) = -8
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If a union wage negotiator feels that the probabilities are 0.40,0.30,0.20 and 0.10 that the union members will get a $1.50 an hour raise, a $1.00 an hour raise,a $0.50 an hour raise, or no raise at all , find their expected raise.
The expected raise a union wage negotiator feels that the union members will get is $1.22.
The probability of each pay raise is given below
P ($1.50 raise) = 0.40
P ($1.00 raise) = 0.30
P ($0.50 raise) = 0.20
P (no raise) = 0.10
The probability of each pay raise is then multiplied by the pay itself
Expected raise for each hour = $1.50(0.40) + $1.00(0.30) + $0.50(0.20) + $0.00(0.10)
E(x) = 0.6 + 0.52 + 0.1 + 0 (The probability of no pay at all gives 0 since the pay amount has no value)
E(x) = $1.22
Therefore, all together the union wage negotiator is able to predict a $1.22 pay raise for the workers for each time expected.
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4. What is the net force when a pair of balanced forces acts on an object?
A.It is less than one of the forces.
B.It equals one of the forces.
C.It is zero.
D.It is greater than both forces.
C.It is zero.
Step-by-step explanation:The net force is the sum of all of the forces exerted on an object.
Identifying Forces
Force is measured in newtons, which is shortened to N. Additionally, force will always have a direction, like 5N up or 3N to the left.
Sometimes force will be negative to represent direction. A force moving down or to the left might be negative because moving down or to the left on an axis moves towards negative numbers.
Net Force
As stated above, the net force is the sum of all of the forces acting on an object. For example, if one object is being moved 5N to the left and 4N to the right, the net force will be 1N to the left.
On the other hand, if the forces are balanced, like 5N on both the left and right, then the forces cancel out. This leaves a net force of 0.
ASAP PLEASE HELP IF RIGHT ANSWER WILL GIVE BRAINLIEST, 15 POINTS, AND 5 STAR OVERALL!!!! IF WRONG ANSWER OR INVALID WILL REPORT, PLEASE, PLEASE, PLEASE!!
Write the equation of the line in fully simplified slope-intercept form. The slope of the line is 3.
Answer:
The answer is C: y=3x+6
Step-by-step explanation:
Shannon measured a neighborhood park and made a scale drawing. The scale of the drawing was 1 inch = 2 yards. What is the drawing's scale factor?
The drawing's scale factor that Shannon used to measure a neighborhood park is 1:72.
How to calculate the value?It should be noted that 36 inches equals to 1 yards. Therefore, the value of 2 yards will be:
= 2 × 36
= 72 inches.
Therefore, the drawing's scale factor that Shannon used to measure a neighborhood park is 1:72.
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Jim's backyard is a rectangle that is 14 5 6 yards long and 10 2 5 yards wide. Jim buys sod in pieces that are 1 1 3 yards long and 1 1 3 yards wide. How many whole pieces of sod will Jim need to buy to cover his backyard with sod? Jim will need to buy pieces of sod to cover his backyard with sod.
Based on the dimensions of the rectangle and the dimensions of the sod, Jim will need to buy 87 pieces of sod to cover his backyard with sod.
How much sod should be bought?First, find the area of the backyard which is shaped like a rectangle:
= 14⁵/₆ x 10²/₅
= 154.27 yards²
The area of a single sod is:
= 1¹/₃ x 1¹/₃
= 1.78 yards²
The number of sods needed is:
= 154.27 / 1.78
= 86.775
= 87 sods
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You can construct a triangle with compass and straightedge when given three parts of the triangle (except for three angles). Which of the following given sets could result in the ambiguous case?
(A) Given: three sides
(B) Given: two sides and an included angle
(C) Given: two sides and a non-included angle
(D) Given: two angles and a non-included side
Answer:
Given: two sides and a non-included angle
Step-by-step explanation:
This can sometimes result in 2 possible values when using the Law of Sines, since sin(180°-x)=sin(x)
|x|-6>-16 solve the inequality
Answer: x∈[0;+∞)
Step-by-step explanation:
[tex]|x|-6 > -16\\|x|-6+6 > -16+6\\|x| > -10\\[/tex]
As |x|≥0, hence: x≥0
Francisco is a songwriter who collects royalties on his songs whenever they are played
in a commercial or a movie. Francisco will earn $30 every time one of his songs is
played in a commercial and he will earn $90 every time one of his songs is played in a
movie. Francisco earned a total of $360 in royalties on 8 commercials and movies.
Graphically solve a system of equations in order to determine the number of
commercials, a, and the number of movies, y, on which Francisco's songs were
played.
Answer:
30 c + 100 m = 700
c+ m = 14
Step-by-step explanation:
The product of the number of movies where the song was played (m) multiplied by the earnings per movie (30) plus the product of the number of commercials where the song was played (m) multiplied by the earnings per commercial, must be equal to $700.
30 c + 100 m = 700
The number of movies (m) plus the number of commercials (c) is equal to 14.
c+ m = 14
The system is:
30 c + 100 m = 700
c+ m = 14
On a family vacation, Rollin's family drove 480 miles from Cincinnati, Ohio to Charlotte, North Carolina. His dad drove 65% of the way and his mom drove 20% of the distance his dad drove. If his sister drove the remaining miles, about how many miles did his mom, dad, and sister each drive?
Answer:
Dad: 312 miles
Mom: 62.4 miles
Sister: 105.6 miles
Step-by-step explanation:
Dad: 480 x .65 = 312
Mom: 312 x .2 = 62.4
Sister: 480 - 312 -62.4 = 105.6
What is the answer to -27-8x>7(1-6x)
The shop got three kinds of fruit for sale. Apple, pear and peach. 40% of them are apples, 36% are pears, and 72 kg are peaches. How many kilograms of apples and pears did the store receive?
The kilograms of apples and pears that the store rreceiv is 120kg and 108kg.
How to illustrate the informationIt should be noted that 40% of them are apples, 36% are pears. The percentage for peaches will be:
= 100 - (40% + 36%)
= 24%
The total fruit will be x. This will be:
24% of x = 72
0.24x = 72
x = 72/0.24
x = 300
Apples will be:
= 40% × 300
= 120kg
Pears = 36% × 300
= 108kg
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