Answer:
250 adult tickets were sold
Step-by-step explanation:
571-71/2
571-71=500
500/2=250
I hope this helps you,
have a great day!!
Freddy is helping buy ingredients for salads for the school spaghetti dinner he bought 10 pounds of onions at $0.69 per pound 100 pounds of tomatoes at $0.99 pound 1,000 pounds of break cumbs at $0.09 per pound and 100 pounds of lettuce at $0.69 per pound which of the items he bought cost the most?
Answer:
Answer: Tomatoes If you multiply 10 x 0.69 (for onions) it would be 6.9If you multiply 100 x 0.99 (for tomatoes) it would be 99Lastly, if you multiply 100 x 0.69 (for lettuce) if would be 69Which are the most? Tomatoes.~ Hope this helps
Pls mark as brainliest :)
define the semantics (inference rule) of the if statement: {p} if (e) s1 else s2 {q}. hint: one way to prove it is to do a case analysis. if e is true, the whole statement is equivalent to what? if e is false, the whole statement is what? formulate it as an inference rule.
The inference rule is ({E and P} S1 {Q},{ not E and P} S2 {Q})/({P}if E then S1 else S2{Q}).
In the given question, we have to define the semantics (inference rule) of the if statement: {P} if (E) S1 else S2 {Q}.
A way of inferring the veracity of one assertion based on the significance of other assertions is known as an inference rule.
(S1, S2, ........, Sn)/S
According to the rule, if S1, S2,..., and Sn are real, then S's validity can be derived.
Given,
{P} if (E) S1 else S2 {Q}
The inference rule is
We know that if if E and P are true then it is S1 with postcondition {Q} or if E and P is false then it is else part that is S2 with postcondition {Q}
i.e. {E and P} S1 {Q},{not E and P} S2 {Q}
So the inference rule is:
({E and P} S1 {Q},{ not E and P} S2 {Q})/({P}if E then S1 else S2{Q})
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What does 48906478×78955680 equal to
Answer:
3861444226895040
Step-by-step explanation:
You do not want to know.
336,765=3,14×0.55×(l+0.55) please help
Answer:
l = 194999.45
Step-by-step explanation:
I'm going to assume that you meant 3.14 by 3,14.
336,765 = 3.14 × 0.55 × (l + 0.55)
336,765 ÷ (3.14 × 0.55) = l + 0.55
(336,765 ÷ (3.14 × 0.55)) - 0.55 = l
l = 194999.45
The circumference of the earth is 2.4x109 miles. if you traveled at an average of 8.5x10 miles per hour, how long would it take for you to go around the earth? round your answer to the nearest whole number.
a. 2,820 hours
c. 354 hours
b. 282 hours
d. 3,500 hours
Answer:
282 hr <======= see below
Step-by-step explanation:
Distance / rate = time
2.4 x 10^9 mi / 85 m/hr = 28235294 hr
You must have left the power of 10 off of your speed
probably should be 8.5 x 10^6 perhaps? then answer is 282
If speed was 8.5 x 10^5 then answer becomes ~ 2820
BRAINLIEST FOR CORRECT ANSWERRR
The function f(x) = −x^2 + 28x − 192 models the hourly profit, in dollars, a shop makes for selling sodas, where x is the number of sodas sold. Determine the vertex, and explain what it means in the context of the problem.
(12, 16); The vertex represents the maximum profit.
(12, 16); The vertex represents the minimum profit.
(14, 4); The vertex represents the maximum profit.
(14, 4); The vertex represents the minimum profit.
Answer:
Part A:
The vertex : x = - b / 2 a = - 28 : ( - 2 ) = 14
y = f ( 14 ) = - 14² + 28 · 14 - 192 = 196 + 392 - 192 = 4
The vertex is ( 14, 4 ). It means that the maximum hourly profit is $4, and that the shop should sell 14 sodas to reach the maximum.
Part B :
We will solve the quadratic equation:
x 1/2 = ( - 28 +/- sqrt ( 784 - 768 ) ) / ( - 2 )
x 1 = 12, x 2 = 16.
It means that if the shop must sell more than 12 and less then 16 sodas if they want to make a profit ( 13, 14, or 15 ). If they sell 12, or 16 they will brake even.
I think
The vertex of the given function is option(C) (14,4) The vertex represents the maximum profit
What is a Quadratic function?A quadratic function is a polynomial function with one or more variables in which the highest exponent of the variable is two
What is Vertex of Quadratic function?The vertex of a parabola is the point at the intersection of the parabola and its line of symmetry
Given,
\(f(x) =-x^{2} +28x-192\)
Vertex
x= \(-\frac{b}{2a}\)
x= \(-\frac{28}{2(-1)} =14\)
y= \(-14^{2}+28(14)-192 =4\)
Vertex (14,4)
It means that the maximum hourly profit is $4, and that the shop should sell 14 sodas to reach the maximum.
Hence, the vertex of the given function is option(C) (14,4) The vertex represents the maximum profit
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Select the graph that would represent the best presentation of the solution set for Ixl < 5.
Answer:
5.D1.3 select from among a variety of graphs, including stacked-bar graphs, the type of graph best suited to represent various sets of data; display
Step-by-step explanation:
the unemployment rate does not reflect the true extent of the unemployment problem. which of the following groups is not counted as unemployed in the official unemployment statistics?
Groups not counted as unemployed in the official unemployment statistics are the underemployed and discouraged workers.
A discouraged worker is someone who can work and is qualified for employment but is not already working and has not looked for work in the past four weeks. Discouraged workers typically have given up looking for work because they have discovered no relevant employment possibilities or have not been successful in getting a job after applying.
Discouragement among employees has a wide range and complex root causes. Because they lack the skills to deal with technological change at work, workers occasionally leave the workforce. During the Great Recession, the manufacturing industry let go of senior workers who were unable to operate the modern computer numeric control (CNC) equipment, which was used to cut wood and other hard materials.
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Paula is planning a dinner dance. She wants to keep the ticket price as low as possible.
Band A: charges $600 to play for the evening
Band B: Charges $350 plus $1.25 per student
After how many students would it be better to hire Band A?
Answer:
After 200 students, it would better to hire Band A
Step-by-step explanation:
350+ 1.25x = 600
1.25x = 250
x = 200
at 200 students the cost is the same for Band A and Band B
at 201 students Band A will be cheaper then Band B
how large a sample should be taken in order to estimate the proportion to within 4% with a 95.44% level of confidence?
Answer: The product of two consecutive negative integers is 600. What is the value of the lesser integer?
Step-by-step explanation:
EDGE2021
If a = 2 and b = 3, then the value of (a^b + b^a)-1 is :
Answer:
\(16\)
Step-by-step explanation:
Substituting \(a=2\) and \(b=3\) into \((a^{b}+b^{a})-1\) gives us:
\((a^{b}+b^{a})-1\)
\(=(2^{3} +3^{2})-1\) (Substitute given values into expression)
\(=(8+9)-1\) (Evaluate exponents)
\(=17-1\) (Evaluate expression in parentheses)
\(=16\) (Simplify)
Hope this helps!
Answer:
16
Step-by-step explanation:
Given
(\(a^{b}\) + \(b^{a}\) ) - 1 ← substitute a = 2, b = 3
= (2³ + 3²) - 1
= (8 + 9) - 1
= 17 - 1
= 16
What is the image of the point (1,8)(1,8) after a rotation of 180 counterclockwise about the origin?
Answer:
(- 1, - 8 )
Step-by-step explanation:
Under a counterclockwise rotation about the origin of 180°
a point (x, y ) → (- x, - y ) , thus
(1, 8 ) → (- 1, - 8 )
If i buy a disc which costs $16,30, there's a 10% discount. how much i'm i going to pay?
The price we have to pay for the disc after 10% discount is 1467 dollars.
What is percentage ?Percentage is the value per hundredth.
According to the given question we bought a disc which costs 1630 dollars there's a 10% discount we have to find how much i have to pay.
10% of 1630 dollars will be
= (10/100) × 1630 dollars.
= 16300/100 dollars.
= 163 dollars.
So, the price we have to pay for the disc after 10% discount is
= (Total amount - Discount amount)
= ( 1630 - 163 ) dollars.
= 1467 dollars.
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what is the standard form for y+2=4/5 (x+4)
The equation in its standard form is 4x - 5y = -6
How to determine the standard form of the equation?From the question, we have the equation to be
y+2=4/5 (x+4)
Start by multiplying both sides of the equation by 5
So, we have
5(y + 2) =4/5 (x+4) * 5
Evaluate the products
This gives
5y + 10 =4 (x+4)
Next, we open the brackets
So, we have the following representation
5y + 10 =4x + 16
Collect the like terms
4x - 5y = 10 - 16
Evaluate the like terms
This gives
4x - 5y = -6
Hence, the standard form of the equation is 4x - 5y = -6
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The circumference of a circle is 257 cm. What is the area,
in
square
centimeters
Answer:
\(2\pi \times r = c\)
\(\pi \times {r}^{2} = a\)
A=5257.76
Step-by-step explanation:
Or use a calculator online.
what is the equation of a line that is parallel to y=35x−7 and passes through (15, 8)? enter your answer in the box.
Answer:
y = 35x - 517.
Step-by-step explanation:
y=35x−7
This line has a slope of 35so we can write a line parallel to it as
y - y1 = 35(x - x1) where (x1, y1) is a point on the line.
We are given this point (15, 8), so:
y - 8 = 35(x - 15)
y = 35x - 525 + 8
y = 35x - 517 is the required equation.
a square piece of land take 24ft. of fence to surround it how much square ft is the area of the 24 ft land..
The Solution:
Given:
The perimeter of the square piece of land is 24 ft.
We are required to find the area of the given piece of land.
Step 1:
By formula,
\(\begin{gathered} P=4l \\ where \\ P=perimeter=24ft \\ l=length=? \end{gathered}\)So,
\(\begin{gathered} 4l=24 \\ \\ l=\frac{24}{4}=6ft \end{gathered}\)Step 2:
Find the area of the piece of land.
\(\begin{gathered} A=l^2 \\ where \\ A=area=? \\ l=6\text{ ft} \end{gathered}\)\(A=6^2=36ft^2\)Therefore, the correct answer is 36 square feet.
Femi and Hina are both travelling by train.
Femi's train travels 120 km in 90 minutes.
Hina's train travels 495 km.
It leaves at 12:05 and arrives at 17:35.
Work out the difference, in km/h, between the average speed of their trains. PLEASE I NEED AN ANSWER NOW
Answer:
10km/h
Step-by-step explanation:
the tiros weather satellites were a series of weather satellites that carried television and infrared cameras and were covered by solar cells. if the cylindrical shaped body of a tiros had a diameter of 42 inches and a height of 19 inches, what was the volume available to carry instruments and cameras?
The volume available to carry instruments and cameras inside the cylindrical body of a TIROS weather satellite is approximately 26,336.5 cubic inches.
To find the volume of the cylindrical-shaped body of a TIROS weather satellite, we can use the formula for the volume of a cylinder: V = πr²h. In this case, the diameter is 42 inches, so the radius (r) is half of that, which is 21 inches. The height (h) is 19 inches.
Step 1: Calculate the radius (r) by dividing the diameter by 2.
r = 42 inches / 2 = 21 inches
Step 2: Calculate the square of the radius (r²).
r² = 21 inches × 21 inches = 441 square inches
Step 3: Multiply the square of the radius (r²) by the height (h).
Volume (V) = 441 square inches × 19 inches = 8379 cubic inches
Step 4: Multiply the result by π (approximately 3.1416).
V = 8379 cubic inches × 3.1416 ≈ 26,336.5 cubic inches
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Answer number 8 and 9 please
Answer:
15%
Step-by-step explanation:
number 8 is 15% because you divide 42 by 280 the number of people to get the pecent you ha e which is 15%
I think the screenshot explains it
Using exponent properties, we can simplify the given expression as:
4ⁿ⁺⁴ = 256*4ⁿ
How to simplify the given expression?
Remember the exponent property for the product:
xᵃ*xᵇ = xᵃ*ᵇ
Then our expression can be rewritten as:
4ⁿ⁺⁴
We can expand that as
4ⁿ⁺⁴ = 4ⁿ*4⁴
And the second factor can be simplified to:
4⁴ = 16*16 = 256
Then the simplified expression will be:
256*4ⁿ
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Evaluate the expression below if x = 3 and y= -4.
X - Y - 3+ (-57)
Answer:
-53
Step-by-step explanation:
If x=3 and y=-4
Plug the numbers into the equation
3 - (-4) - 3 + (-57)
Now solve the equation right to left
3 - (-4) = 7
7 - 3 = 4
4 - 57 = -53
So the answer is -53
the area of a rectangular city park is 15/56 square miles. the width of the park is 3/7 mile. what is the length, in miles, of the park?
Answer:
5/8 is the length. Just divide 15/56 by 3/7.
hope this helps
The rodent control task force went into the woods one day and caught 200 rabbits and 18 squirrels. The next day they went into the woods and caught three fewer rabbits and two more squirrels than the day before. Each day they went into the woods and caught three fewer rabbits and two more squirrels than the day before. This continued through the day when they caught more squirrels than rabbits. Up through that day how many rabbits did they catch in all? I NEED HELP ASAP PLS!! WILL MARK BRAINLIEST IF CORRECT
Answer:
6068 rabbits
Step-by-step explanation:
Given
\(Rabbits = 200\)
\(Reduction = 3\ daily\)
\(Squirrels = 18\)
\(Increment = 2\ daily\)
Required
Determine number of rabbits caught up till the day when they caught more squirrel.
Let the number of days be n
On any n day,
The number of rabbits they catch is:
\(Rabbit = 200 - 3n\)
The minus symbol is used because there's a reduction in the numbers of Rabbit caught, each day.
The number of squirrel they catch is:
\(Squirrel = 18 + 2n\)
The addition symbol is used because there's an increment in the numbers of Squirrel caught, each day
First, we need to solve for n
The expression when they catch more rabbits than squirrel is:
\(Squirrel > Rabbit\)
Substitute values for Squirrel and Rabbit
\(18 + 2n > 200 - 3n\)
To solve the above expression, we start by collecting like terms
\(2n + 3n > 200 - 18\)
\(5n > 182\)
Solve for n
\(n > \frac{182}{5}\)
\(n > 36.4\)
Days must be an integer. So, we have to round the above value.
\(n > 36\)
The above expression shows that they caught more squirrel on a day greater than 36.
This day is 37.
i.e.
\(n = 37\)
The reduction in the number of rabbits daily is an indication of Arithmetic progression.
So, to calculate the number of rabbits caught up till the day when they caught more squirrel, we make use of Sum of n terms of an AP using:
\(S_n = \frac{n}{2}(2a + (n-1)d)\)
In this case:
\(n = 37\)
a = Initial Number of rabbits;
\(a = 200\)
d = the reduction (common difference)
\(d = -2\)
Substitute these values in the given formula:
\(S_n = \frac{n}{2}(2a + (n-1)d)\)
\(S_{37} = \frac{37}{2}(2 * 200 + (37 - 1) * -2)}\)
\(S_{37} = \frac{37}{2}(2 * 200 + 36 * -2)}\)
\(S_{37} = \frac{37}{2}(400 -72)}\)
\(S_{37} = \frac{37}{2} * 328\)
\(S_{37} = 37 * 164\)
\(S_{37} = 6068\)
Up till that day, the number of rabbits is 6068
2.Lucas recorded the number of Calories he burned while jogging. The number of
Calories he burned while jogging is proportional to the number of minutes jogged.
Number of
Minutes, x
5
10
15
20
Calories Burned,
y
47.5
95.0
142.5
190.0
Part A. Write an equation that represents this relationship.
Part B. Find the constant of proportionality and interpret its meaning.
Answer:
Since the number of calories burned is proportional to the number of minutes jogged, we can represent this relationship using the equation y = kx, where y is the number of calories burned, x is the number of minutes jogged, and k is the constant of proportionality.
To find the value of k, we can use one of the given data points. For example, if x = 10 and y = 95, we have 95 = k * 10. Solving for k, we find that k = 9.5.
The constant of proportionality, k, has the meaning of the number of calories burned per minute of jogging. In this case, k = 9.5 calories/minute, so for every minute of jogging, the person burns 9.5 calories.
Step-by-step explanation:
a certain population of bacteria doubles every 3 weeks. the number of bacteria in the population is now 100. find its size in a. 6 weeks b. 15 weeks
After 6 weeks, the size of the bacteria is 1600, and after 15 weeks, the size of the bacteria is 12800
Let N₀ be the initial number of bacteria in a population and r be the growth rate of the bacteria.
The doubling time t doubles the population after each time interval t, hence:
Nt = N₀ × 2^(t/t) Nₜ
= N₀ × 2^(t/d)Nt/N₀
= 2^(t/d)ln(Nₜ/N₀)
= (t/d)ln2ln(Nₜ) - ln(N₀)
= (t/d)ln2ln(Nₜ/N₀)
= (t/d)ln2t/d
= ln(Nt/N₀) / ln2
Now, we can calculate the time required for the population to double in size as
t = d × ln2/ln(Nₜ/N₀)
Now, let's substitute the values given and solve:
a) After 6 weeks, t = 3 weeks (since doubling time is 3 weeks)
So, Nₜ/N₀ = 2^(t/d)
= 2^(6/3)
= 2^2 = 4
Nt = N₀ × 4
= 100 × 4
= 400.
After 6 weeks, the size of the bacteria is 400.
b) After 15 weeks,
t = d × ln2/ln(Nₜ/N₀)ₜ
= 3 × ln2/ln(128)
= 3 × 0.9983/7.1554
= 0.4186 weeks
So, Nₜ/N₀ = 2^(t/d)
= 2^(15/3)
= 2^5
= 32Nₜ
= N₀ × 32 = 100 × 32
= 3200
After 15 weeks, the size of the bacteria is 3200.
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Five years ago, someone used her $40,000 saving to make a down payment for a townhouse in RTP. The house is a three-bedroom townhouse and sold for $200,000 when she bought it. After paying down payment, she financed the house by borrowing a 30-year mortgage. Mortgage interest rate is 4.25%. Right after closing, she rent out the house for $1,800 per month. In addition to mortgage payment and rent revenue, she listed the following information so as to figure out investment return: 1. HOA fee is $75 per month and due at end of each year 2. Property tax and insurance together are 3% of house value 3. She has to pay 10% of rent revenue for an agent who manages her renting regularly 4. Her personal income tax rate is 20%. While rent revenue is taxable, the mortgage interest is tax deductible. She has to make the mortgage amortization table to figure out how much interest she paid each year 5. In last five years, the market value of the house has increased by 4.8% per year 6. If she wants to sell the house today, the total transaction cost will be 5% of selling price Given the above information, please calculate the internal rate of return (IRR) of this investment in house
Can you show the math as far as formulas go?
Given the following information: Five years ago, someone used her $40,000 saving to make a down payment for a townhouse in RTP. The house is a three-bedroom townhouse and sold for $200,000 when she bought it. After paying down payment, she financed the house by borrowing a 30-year mortgage.
Mortgage interest rate is 4.25%. Right after closing, she rent out the house for $1,800 per month. In addition to mortgage payment and rent revenue, she listed the following information so as to figure out investment return: 1. HOA fee is $75 per month and due at end of each year 2. Property tax and insurance together are 3% of house value 3. She has to pay 10% of rent revenue for an agent who manages her renting regularly 4. Her personal income tax rate is 20%. While rent revenue is taxable, the mortgage interest is tax deductible. She has to make the mortgage amortization table to figure out how much interest she paid each year 5. In the last five years, the market value of the house has increased by 4.8% per year 6.
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help fast plz I WILL DO ANYTHING
Answer:
I only have 2
Step-by-step explanation:
each sides is multiplying by 2
each order is multiplying by 12
for a normal distribution, assume the 'population' standard deviation is 7.7. what is the maximal margin of error associated with a 90% confidence interval for the true population mean if n
for a normal distribution, assume the 'population' standard deviation is 7.7. .645 * 7.7 / √(n) is the maximal margin of error associated with a 90% confidence interval for the true population mean if n
The margin of error is calculated as
Margin of Error = Critical Value * Standard Deviation / √(Sample Size)
= 1.645 * 7.7 / √(n)
= 1.645 * 7.7 / √(n)
The margin of error is a measure of the accuracy of an estimate based on a sample from a population. It is calculated by taking the critical value (1.645, for a 90% confidence interval) multiplied by the population standard deviation (7.7), divided by the square root of the sample size (n). The higher the sample size, the smaller the margin of error. This means that a larger sample size gives a more accurate estimate of the true population mean.
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Miguel compró 253 Kilos de pescado para venderlo en su negocio, si decide vender cada kilo de pescado en Bs 1.900.000. Entonces, ¿Cuánto dinero recaudó en total por la venta del pescado?
Answer:
Miguel recaudó Bs 480.700.000 por la venta del pescado.
Step-by-step explanation:
Con la información proporcionada puedes calcular el dinero que recaudó en total por la venta del pescado multiplicando el precio de venta de cada kilo de pescado por el número de kilos que Miguel compró:
Número de kilos comprados=253
Precio de venta por kilo=1.900.000
Total vendido=253*1.900.000
Total vendido=480.700.000
De acuerdo a esto, la respuesta es que Miguel recaudó Bs 480.700.000 por la venta del pescado.