Answer:
Book of 240 pages has 12 booklets in total
Book of 160 pages has 8 booklets in total.
Total booklets both the books have in total = 20
Step-by-step explanation:
Given - There are two books: one of 240 pages and the other of 160 pages. If the 2 books are made up of booklets with the same number of pages (between 16 and 28),
To find - How many booklets do the two books have in total?
Proof -
Given that, Number of pages of a booklet is between 16 and 28.
So, The number that lies between 16 and 28 will have to divide the number of pages of both the books.
(Because given that both the books are made up of booklet with the same number of pages)
By inspection, we get
The number of pages of a booklet = 20
because
240/20 = 12 and 160/20 = 8
∴ we get
1 booklet = 20 pages
i.e.
20 pages = 1 booklet
⇒1 page = \(\frac{1}{20}booklet\)
⇒240 pages = \(\frac{240}{20}booklet\) = 12 booklet
So, we get
The book of 240 pages has 12 booklets in it.
Now,
1 page = \(\frac{1}{20}booklet\)
⇒160 pages = \(\frac{160}{20}booklet\) = 8 booklet
So, we get
The book of 160 pages has 8 booklets in it.
∴ we get
Book of 240 pages has 12 booklets in total
Book of 160 pages has 8 booklets in total.
So, Total booklets both the books have = 12 + 8 = 20
A water pail in your backyard has a small hole in it. You notice that it has drained a total of 2.5 liters in 4 days. What is the average change in water volume each day?
The average change in water volume is (answer here)iter(s) per day.
The average change in the volume of water per day is obtained as 0.625 litres.
What is the rate change of volume?The rate change of volume is the change of volume with respect to time.
For instantaneous change the derivative of the expression of volume can be taken.
The average change in the volume of water can be obtained as follows,
Average change = Volume of water ÷ Number of days
= 2.5 ÷ 4 = 0.625
Hence, the average change in water volume is given as 0.625 liters per day.
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find the slope of m and choose the correct letter
We can use the given points to find the slope
\(\begin{gathered} m=\frac{y_2-y_1}{x_2-x_1} \\ \\ m=\frac{63_{}-49_{}}{_{}2009-1999_{}} \\ \\ m=\frac{14_{}}{_{}10_{}} \\ \\ m=1.4 \end{gathered}\)It means that every year, there are 1.4 million MORE households with personal computers
Toronto FC have lost 12 of the 40 games and drawn 15% of the games they have played. What percentage of the games have they won?
Answer: 55%
Step-by-step explanation:
The question says that Toronto FC lost 12 of 40 games and drew in 15% of the total games they played. To find the percentage of the games they won, you need to subtract the percentage of games they lost and the percentage of games they drew from 1 since all possibilities add up to 1.
% of games won = 1 - (% of games lost + % of games drawn)
First, Toronto FC lost 12 of 40 games. This means that they lost 12/40 of all games, and this can be simplified to be
3/10
Which is 0.3, or 30%.
Now the questions said that Toronto FC drew in 15% of all games, which means that using the equation from earlier, we can find the percentage of games won.
% of games won = 1 - (30%+15%)
= 1-0.45
= 0.55
Therefore, Toronto FC won in 55% of their games.
Find a point on the line and the line's slope.
y+2= {(1/2x+5)
point on the line:
slope:
Answer:
y-intercept: 3 slope: 1/2
Step-by-step explanation:
Every day you take the elevator from basement parking lot that is at level -3. you live on the 23rd floor and the elevator takes two seconds per level. How long does your daily elevator ride take
Answer: 52 seconds.
Step-by-step explanation:
|-3| + 23 = 26. 26 x 2 = 52.
Consider the problConsider the problem
Min 3X2 - 22X + 2XY + Y2 - 16Y + 60
s.t. X + 5Y ≤ 8
Find the minimum solution to this problem. If required, round your answers to two decimal places.
The optimal solution is X = 3.08, Y = 0.98 , for an optimal solution value of 11.98.
If the right-hand side of the constraint is increased from 8 to 9, how much do you expect the objective function to change? If required, round your answer to two decimal places.
The optimal objective function value will decrease by fill in the blank 5
.
Re-solve the problem with a new right-hand side of 9. How does the actual change compare with your estimate? If required, round your answers to two decimal places.
The new optimal objective function value is 10.44 so the actual decrease 1.54
Estimated change = 11.98 - Objective function value with a right-hand side of 9
To determine how much the objective function is expected to change when the right-hand side of the constraint is increased from 8 to 9, we need to calculate the shadow price or dual value associated with that constraint.
In the given problem:
Objective function: Minimize 3X^2 - 22X + 2XY + Y^2 - 16Y + 60
Constraint: X + 5Y ≤ 8
To find the shadow price or dual value, we can solve the problem using linear programming techniques. However, without access to the specific methodology or algorithm used to solve the problem, I am unable to provide an exact solution or calculate the shadow price accurately.
However, if we assume that the linear programming problem has been solved, and the optimal solution for the original problem with a right-hand side of 8 is X = 3.08 and Y = 0.98, with an optimal objective function value of 11.98, we can estimate the change in the objective function value.
The estimated change in the objective function value can be calculated by subtracting the optimal objective function value with the new right-hand side (9) from the original optimal objective function value (11.98).
Estimated change = 11.98 - Objective function value with a right-hand side of 9
Please note that without access to the specific methodology used to solve the problem or the actual shadow price/dual value, this calculation is an estimation based on the provided information.
To obtain the actual change and re-solve the problem with a new right-hand side of 9, I would need the specific linear programming methodology used to solve the problem or more details on the specific algorithm employed.
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Find the admittance Y1 and impedance Z2 looking into the circuit from the dashed line and the current i. Answer format = X.XX rounded to 2 decimal places, add O's as needed.
Y1 =______ +j __________ S Z2 = ______ + j _________ i = ________+ j __________A
The answer for the admittance Y1 and impedance Z2 looking into the circuit from the dashed line and the current is Y1 = 0.02-j0.02 S and Z2 = 26.09+j18.63 Ω
To find the admittance Y1 and impedance Z2, we need to simplify the circuit from the dashed line. The capacitor and resistor can be combined into a single impedance Z1 = 1/(jωC + R).
Then, using the current divider formula, we can find the current i as i = V/(Z1 + jωL), where V is the voltage across the dashed line and ω is the angular frequency. From there, we can find Y1 = 1/Z1 and Z2 = V/i.
Using the given values, we get Y1 = 0.02-j0.02 S and Z2 = 26.09+j18.63 Ω. These values represent the effective resistance and reactance seen by the dashed line, as well as the current flowing through it.
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6x+5-2x=4+4x+1 how many solutions
Write a system of equations to describe the situation below, solve using substitution, and fill in the blanks.
A couple of friends decide to race each other. Diane can run 5 meters per second, whereas Bryant can run 6 meters per second. Because she is slower, Diane also gets a head start of 2 meters. Shortly after they start running, Bryant will catch up to Diane. How long will that take? How far will Bryant have to run?
It will take
_____ seconds for Bryant to run
_____ meters and catch up to Diane.
In respοnse tο the presented questiοn, we may state that Therefοre, equatiοn Bryant will have tο run 12 meters tο catch up tο Diane. It will take 2 secοnds fοr Bryant tο run 12 meters and catch up tο Diane.
What is equatiοn?Twο expressiοns are said tο be equal in a mathematical equatiοn. When used in algebra, the equal sign (=) denοtes the separatiοn οf twο sides, which make up an equatiοn. The claim "2x plus 3 =" is used as an example tο demοnstrate that "2x plus 3 equals the number "9"."
Finding the value οr values οf the variable(s) necessary fοr the equatiοn tο hοld true is the gοal οf equatiοn sοlving. Depending οn their cοmplexity, regularity, and number οf elements, equatiοns can be straightfοrward οr cοmplex. Accοrding tο the fοrmula "x² + 2x - 3 = 0," the variable x is raised tο the secοnd pοwer. Numerοus mathematical disciplines, including geοmetry, calculus, and algebra, use lines.
Diane starts 2 metres ahead of Bryant, so the distance she runs is d – 2 metres.
\($\begin{array}{l}{{d=6t(B r y a n t^{\prime}s d i s t a n c e)}}\\ {{d-2=5t(D i a n e^{\prime}s d i s t a n c e)}}\\ {{d=6t.}}\\ {{6t-2=5}}\\ {{t=2}\\ d=6t= 6(2)=12}\end{array}$\)
Bryant will therefore need to run 12 metres to catch up to Diane.
Bryant will need to run 12 metres in 2 seconds in order to catch up to Diane.
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TWO trains leave the station at the same time, one heading west and the other east. The westbound train travels at 85 miles per hour. The eastbound train
travels at 95 miles per hour. How long will It take for the two trains to be 396 miles apart?
Do not do any rounding.
If two events, A and B are mutually exclusive, then Choose one or more. a. Their intersection is equal to the product of their probabilities (ie. P(A and B)=P(A)P(B)) b. Their union is the sum of individual probabilities, P(A)+P(B). c. The events don't intersect. d. Their intersection is equal to the conditional probability of B given A.
Mutually exclusive events are two events that cannot occur at the same time. The conditional probability of B given A is also equal to zero, since P(B|A)=P(A and B)/P(A)=0.
This means that their intersection is empty, or P(A and B)=0.This also means that their union is the sum of individual probabilities, P(A)+P(B). This is because the intersection of two mutually exclusive events is equal to the product of their probabilities, or P(A and B)=P(A)P(B). Therefore, the probability of either event occurring is the sum of the probability of each event since the intersection of both events is zero. As a result, the conditional probability of B given A is also equal to zero, since P(B|A)=P(A and B)/P(A)=0.
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An exam consists of 40 multiple-choice questions. Each question has a choice of five answers, only one of which is correct. For each correct answer, a candidate gets 1 mark, and no penalty is applied for getting an incorrect answer. A particular candidate answers each question purely by guess-work. Using Normal approximation to Binomial distribution with continuity correction, what is the estimated probability this student obtains a score greater than or equal to 10? Please use R to obtain probabilities and keep at least 6 decimal places in intermediate steps.
A. 0.7234 B. 0.2766 C. 0.5927 D. 0.1615 E. 0.3773
The estimated probability that the candidate obtains a score greater than or equal to 10 is 0.7234, rounded to four decimal places, so the answer is (A).
The number of correct answers that the candidate gets is a binomial random variable with parameters n = 40 (number of trials) and p = 1/5 (probability of success). We want to find the probability that the candidate gets a score greater than or equal to 10, which is equivalent to getting 10 or more questions correct.
Using the normal approximation to the binomial distribution with continuity correction, we can approximate the distribution of the number of correct answers by a normal distribution with mean μ = np = 40 * 1/5 = 8 and variance σ^2 = np(1-p) = 40 * 1/5 * 4/5 = 6.4.
To find the probability that the candidate gets 10 or more questions correct, we can standardize the normal distribution and use the standard normal distribution table or R to find the probability.
Let X be the number of correct answers. Then, we have:
P(X >= 10) = P((X - μ) / σ >= (10 - μ) / σ)
= P(Z >= (10 - 8) / sqrt(6.4)), where Z is a standard normal random variable.
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Find the value of each variable pls help for #10!!!
Can someone please help me with this question?
A semicircle has radius 5.6cm. Work out the perimeter of the semicircle.
Answer:
28.79 cm.
Step-by-step explanation:
The perimeter of a semicircle is equal to the sum of the diameter (which is twice the radius) and half of the circumference of the circle.
The diameter of the semicircle is 2 × 5.6cm = 11.2cm.
The circumference of a full circle with radius 5.6cm is 2π × 5.6cm = 11.2π cm.
Therefore, the circumference of the semicircle is 1/2 of the circumference of the full circle, which is 1/2 × 11.2π cm = 5.6π cm.
The perimeter of the semicircle is the sum of the diameter and the circumference, which is:
11.2cm + 5.6π cm ≈ 28.79cm (rounded to two decimal places)
Therefore, the perimeter of the semicircle is approximately 28.79 cm.
Answer:
pi ( 5.6 ) + 11.2 or approximately 28.79291 cm
Step-by-step explanation:
The outside of the semicircle or the perimeter is 1/2 of the circumference and the length that closes the circle is the diameter.
Perimeter = 1/2 C + d
= 1/2 *pi*d + d
The diameter is 2 times the radius.
= 1/2 ( pi) * (2r) + 2r
= pi r + 2 r
= pi ( 5.6 ) + 11.2
Approximating pi, we get approximately 28.79291
What is the correct answer to this multiple choice question? Please help!!!
Answer:
By translating the function cos(x) 90 degrees to the right.
Step-by-step explanation:
The sine function is just the cosine function translated 90 degrees to the right. You can see the visualization below. They overlap.
If you're wondering why the diagram shows a shift in
\(\pi / 2\)
That's just the equivalent to 90 degrees in radians.
Match each value of a to its equation.
Answer:1.24
2.7 27/56
3.3/4
4.1 2/3
Step-by-step explanation:
What's the answer to this questions?
True or False? suppose bx and dx both contain positive integers. if adding them produces a negative result, the overflow flag will be set.
True.
If adding two positive integers results in a negative number, it means that an overflow has occurred. The overflow flag is set when the result of an operation is too large to be represented with the given number of bits.
If bx and dx both contain positive integers and adding them produces a negative result, the overflow flag will be set. This is because when two positive integers are added, the result should also be a positive integer. If the result is negative, it means there was an overflow during the addition process, and the overflow flag will be set to indicate this issue.
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What is the area of 9yd and 5yd
The Estrada family has established for cable internet service since the Pandemic. When
establishing the service, there was an initial fee as well as a monthly fee on the contract.
C(m) = 35m +40 represents this scenario. How much has the Estrada family paid for
internet service if they began service in March 2020?
Answer:
$3,650 in total
Step-by-step explanation:
If you calculate
The ratio of red cars to blue cars in a parking lot was 4 : 3. If there were 20 red cars, how many blue cars were there?
Answer:
15 blue cars
Step-by-step explanation:
multiply
4 x 5 = 20
3 x 5= 15
pls answer if you can i need the answer right away
Answer:
What’s the question?
Step-by-step explanation:
Hey cozycooljoe can you help me with this also, I am not rlly in High School I am in 7th Grade Jr. High.
Answer:
4.2 x 10^4=42000, 1.182 x 10^8 =118,200,000, 2.96 x 10^3 = 2960, 3.4 x 10^4 = 34000, 6.24 x 10^6 = 6240000, 7.2 x 10^8 = 720000000, 9.1 x 10^5 = 910000, 5.71 x 10^5 = 571000Step-by-step explanation:
Answer: 1. 42,000 2. 118,200,000 3. 2,960 4. 34,000 5. 6,240,000 6. 720,000,000 7. 910,000 8. 571,000
digital root of 5307
Answer:
15 hegevwyegecceccr
Step-by-step explanation:
5+3+0+7=15
Answer:
The digital root of 5307 is 6
Step-by-step explanation:
David makes a pizza with 8 slices of equal size . He covers 5 of the 8 slices with pepperoni. What percentage of the pizza is covered with pepperoni
Answer:
5/8 * 100 = 62.5 %
Rufus collected 125 pounds of aluminium cans to recycle. He plans to collect an additional 50 pounds each week.
1. Write an equation for the total pounds, P, of aluminium cans after w weeks.
2. Graph this relationship (Please graph this realtionship on the picture below)
3. What does the slope and y-intercept represent?
Answer:
1. P = 125 + 50w
2. I can't make a graph on your image, (since there are no increments) but the image attached is an image of a graph on desmos.
3. The y intercept represents the original 125 pounds of aluminum cans he starts with, and the slope represents the aluminum cans he collects.
Step-by-step explanation:
I need help finding what the answers are in the empty spaces? Anyone willing to help me find them or tell me?
Answer:
1) He earns $288 a week
2) 270.20
3) 226.97
4) 215. 62
6) 967.68
Step-by-step explanation:
Simplify the expression to a+bi form:
(-6-10i)(2-3i)
Answer:
-42-2i
Step-by-step explanation:
(a) Write the point–slope form of a function that has a slope of -3 and passes through the point (11, 2).
(b) Using the point–slope form of the function found in part a, compute the y-intercept of that function by setting x =0 and solving for y.
(c) Write the slope–intercept form of the function found in part a
a. Point-slope form is: y - y0 = m(x - x0). Plugging in our values, we get: y - 2 = -3(x - 11). Typically we can just leave it like this, but for the sake of simplifying it down to slope-intercept form, it would be y = -3x + 35.
b. y - 2 = -3((0) - 11)
y - 2 = 33
y = 35.
c. y = -3x + 35.
Edit: Bolded the last answer.
Serenity has 83.2 ounces of candy left over from Halloween. She want to give each of her friends 1.28 ounces of candy. How many friends can Serenity share the Halloween candy with?