
maths
Choose the option that gives (correct to two decimal places) the area of the region which is bounded by the xaxis and by the graph of y =(20(7 − x)(x − 3))/x^2 . Options A 0.47 B 1.31 C 2.09 D 3.76 E 5.12 F 6.55 G 8.20 H 9.46
asked by albert on May 11, 2011 
maths
By first applying the Product Rule, choose the option that gives (correct to two decimal places) the overall maximum value of the function f(x) = e^3x cos(2x) on the interval [1/12 π, 1/4π]. Options A 0.49 B 1.90 C 2.19 D 2.42 E 3.97 F 5.88 G 7.46 H
asked by albert on May 11, 2011 
maths
please can some one help me..? Part a  O is the centre of the circle, and P , Q are points on the circumference of the circle, with the angle POQ being a right angle. The radius of the circle is 3 cm. Choose the option that is the area of the smaller
asked by kelly on September 11, 2007 
Ap Calculus
Find the area of the region bounded by the curves y=x^21 and y=cos(x). Give your answer correct to 2 decimal places
asked by Karen on February 13, 2019 
Calculus
find area of the region bounded by the curves y=x^21 and y=cos(x). give your answer correct to 2 decimal places.
asked by joe9 on April 27, 2015 
Calculus
Sketch the region on paper. If it is a finite region, find its area. Round your answer to three decimal places. (If the area is not finite, enter NONE.) S = {(x,y)  x ≥ −4, 0 ≤ y ≤ ex/2}
asked by Kaitlyn on February 23, 2016 
calc
Find the number a such that the line x = a divides the region bounded by the curves x = y^2 − 1 and the yaxis into 2 regions with equal area. Give your answer correct to 3 decimal places.
asked by Anonymous on June 13, 2015 
Calculus
Find the number a such that the line x = a divides the region bounded by the curves x = y^2 − 1 and the yaxis into 2 regions with equal area. Give your answer correct to 3 decimal places.
asked by John on January 22, 2016 
math
A lottery offers two options for the prize. (7) Option A: $1000 a week for life. Option B: $600 000 in one lump sum. If you choose Option B, you have the opportunity to place the winnings into an investment that also makes regular payments, at a rate of
asked by Sammy on August 25, 2017 
math ( Discrete Functions)
lottery offers two options for the prize. (7) Option A: $1000 a week for life. Option B: $600 000 in one lump sum. If you choose Option B, you have the opportunity to place the winnings into an investment that also makes regular payments, at a rate of
asked by Sammy on August 25, 2017 
math
round result to two decimal places...the answer i have is: 7.023 so two decimal places would it be: 702.0 You're asked to round to two decimal places. 7.023 = 7.02. Your answer has only one decimal place. so i guess my answer is wrong then...so what do
asked by student on July 15, 2007 
math
Find the area of the region. (Round your answer to three decimal places.) between y = cos t and y = sin t for −π/2 ≤ t ≤ π/2
asked by Jasmine on November 19, 2015 
math help
Can some one help me with this one??? Consider the following bivariate data. Point A B C D E F G H I J x 3 4 2 1 7 2 1 0 4 2 y 1 7 3 3 6 6 5 0 6 2 (a) Construct a scatter diagram of the given bivariate data. (Do this on paper. Your instructor may ask you
asked by Tom614 on June 11, 2013 
math
Consider the following bivariate data. Point A B C D E F G H I J x 3 4 2 1 7 2 1 0 4 2 y 1 7 3 3 6 6 5 0 6 2 (a) Construct a scatter diagram of the given bivariate data. (Do this on paper. Your instructor may ask you to turn in this work.) (b) Calculate
asked by Sue 12 on May 30, 2013 
Calculus
Estimate the area of the region under the curve y = ln(x) for 1 ≤ x ≤ 4. Use the left hand rule with n = 50. Give your answer to four decimal places.
asked by Dana on November 19, 2009 
calculus
Estimate the area of the region under the curve y = ln(x) for 1 ≤ x ≤ 5. Use the lefthand rule with n = 50. (Round your answer to four decimal places.)
asked by Anonymous on November 14, 2011 
CALC
Find the area of the region bounded by: y=2x−tan0.18x, x=1, x=5, y=0 Round your answer to 3 decimal places. I get 9 but its wrong! please help
asked by Sarah on June 16, 2016 
calculus
Estimate the area of the region under the curve y = ln(x) for 1 ≤ x ≤ 4. Use the left hand rule with n = 50. Give your answer to four decimal places.
asked by Dana on November 19, 2009 
stats
If a random sample of size n = 65 is drawn, find ¦Ìx, ¦Ò x and P(24 ¡Ü x ¡Ü 26). (Round ¦Ò x to two decimal places and the probability to four decimal places.) ¦Ìx = Correct: Your answer is correct.
asked by ruth on March 3, 2014 
geometry
the circle below has a radius of 10 cm. what is the area of the shaped region ? if necessary, round your answerto two decimal places. do not include units in your answer
asked by Ladyy on July 26, 2011 
Math
Choose the one option which gives the length (in m, correct to 1 decimal place) of the diagonal of a rectangular field with sides 55m and 72m long. Options A 11.3 B 63.9 C 82.1 D 90.6 E 96.0 F 127.0
asked by Smith Rai on June 12, 2010 
Math Help
Consider the approximately normal population of heights of male college students with mean ì = 69 inches and standard deviation of ó = 4.6 inches. A random sample of 25 heights is obtained. (c) Find the standard error of this sampling distribution. (Give
asked by Tom7 on June 13, 2013 
Math
Find the maximum area of a rectangle inscribed in the region bounded by the graph of y = (3x)/(2+x) and the axes. (Round your answer to four decimal places.)
asked by Meghan on April 7, 2018 
Math
A man owns a rectangular piece of land. The land is divided into four rectangular pieces, known as Region A, Region B, Region C, and Region D. One day his daughter, Nancy, asked him, what is the area of our land? The father replied: I will only tell you
asked by Josh on May 7, 2014 
Calc
Use upper and lower sums to approximate the area of the region using the given number of subintervals (of equal width). (Round your answers to three decimal places.) y = 5/x
asked by Kelly on October 29, 2016 
Calc
Find the number b such that the line y = b divides the region bounded by the curves y = 4x2 and y = 16 into two regions with equal area. (Round your answer to two decimal places.)
asked by James on May 27, 2016 
calculus
Find the number b such that the line y = b divides the region bounded by the curves y = 16x2 and y = 9 into two regions with equal area. (Round your answer to two decimal places.)
asked by Courtney on November 9, 2011 
calc
Use the upper and lower sums to approximate the area of the region using the given number of subintervals (of equal width). (Round your answers to three decimal places.) y = sqrt of (1−x^2)
asked by harsha on October 20, 2014 
calculus
Find the number b such that the line y = b divides the region bounded by the curves y = 16x2 and y = 9 into two regions with equal area. (Round your answer to two decimal places.)
asked by Courtney on November 9, 2011 
Calculus
Find the number b such that the line y = b divides the region bounded by the curves y = 4x2 and y = 1 into two regions with equal area. (Round your answer to two decimal places.)
asked by Graham on November 18, 2013 
statistics
Consider the following bivariate data. Point A B C D E F G H I J x 3 4 2 1 7 2 1 0 4 2 y 1 7 3 3 6 6 5 0 6 2 (b) Calculate the covariance. (Give your answer correct to two decimal places.) (c) Calculate sx and sy. (Give your answers correct to three
asked by tracy on June 23, 2013 
calculus
Use left endpoints and 9 rectangles to find the approximation of the area of the region between the graph of the function cos2x and the xaxis over the interval [0, pi/2] . Round your answer to four decimal places.
asked by Kayla on December 6, 2012 
Math check
A random sample of size 26 is to be selected from a population that has a mean ì = 46 and a standard deviation ó of 15. (a) This sample of 26 has a mean value of x, which belongs to a sampling distribution. Find the shape of this sampling distribution.
asked by Sue 76 on June 17, 2013 
statistics check
Consider the following bivariate data. Point A B C D E F G H I J x 3 4 2 1 7 2 1 0 4 2 y 1 7 3 3 6 6 5 0 6 2 (b) Calculate the covariance. (Give your answer correct to two decimal places.) 5.35 was my answer . (c) Calculate sx and sy. (Give your answers
asked by tracy on June 23, 2013 
math check
A machine produces parts with lengths that are normally distributed with ó = 0.52. A sample of 16 parts has a mean length of 75.07. (a) Give a point estimate for ì. (Give your answer correct to two decimal places.) 75.07. (b) Find the 99% confidence
asked by TOM7 on June 19, 2013 
Math
Can someone correct them 5) Write fraction as a percent 7/8 My answer: 0.875=87 1/2% 6)Write each decmal as a percent 0.008 My answer:8% 7) Write as a decimal 160% My answer:1.60 8)Write as a fraction 52% My asnwer:5/10 5) Write fraction as a percent 7/8
asked by Jasmine 20 on November 24, 2006 
math
6. A lottery offers two options for the prize. Option A: $1000 a week for life Option B: $ 600 000 in one lump sum. The current expected rate of return for large investment is 7%/a, compounded weekly. a. Which option would the winner choose if s/he expects
asked by Chelsea on January 17, 2011 
calc
Find the area under the curve below from x = 0 to x = 2. Give your answer correct to 3 decimal places. y = 2x  x2
asked by Anonymous on October 28, 2010 
math
Consider the following bivariate data. Point A B C D E F G H I J x 3 4 2 1 7 2 1 0 4 2 y 1 7 3 3 6 6 5 0 6 2 (a) Construct a scatter diagram of the given bivariate data. (Do this on paper. Your instructor may ask you to turn in this work.) (b) Calculate
asked by tracy12 on June 25, 2013 
math
how do u mutiply decimals and how do u make a decimal into a fraction do you mean longhand?? write down the numbers the way you would whole numbers, skipping the decimal perform the multiplication as if you had no decimals count up the total number of
asked by leelee on April 15, 2007 
calculas
Use left and right endpoints and the given number of rectangles to find two approximations of the area of the region between the graph of the function and the xaxis over the given interval. (Round your answers to four decimal places.) g(x) = 7 sin x, [0,
asked by Sam on May 7, 2016 
physics
1.In one dimensional motion, instantaneous speed v satisfies 0 ≤ v < v0. (a) The displacement in time T must always take nonnegative values. (b) The displacement x in time T satisfies – vo T < x < vo T. (c) The acceleration is always a nonnegative
asked by help me out it's urgent on October 14, 2012 
maths
calculate the area 1.76 and 1.76 writr your 2 decimal answer to the two decimal places. i'm not sure if its 3.0976 and to the two decimal place its 3.10 could someone tell me if im right. thankyou
asked by chloe on February 16, 2011 
geometry
The lateral area of the right regular triangular prism is 18 cm^2.Find the total surface area.give your answer in decimal form rounded of to 2 decimal places
asked by dj on June 4, 2014 
Algebra Please Help
Math Word problem with factoring...HELP!!! This questions has me stumped!? I have been working on it for days... A 10ftby15ft pool was installed in your backyard. You have $3000 left that you would like to spend on surrounding the pool with a patio,
asked by Gina on May 6, 2011 
Math
Find the area under the standard normal curve between 1.32 and the mean, P(1.32 < z < 0.00). (Give your answer correct to four decimal places.)
asked by Ayden on May 28, 2013 
Math
Find the area under the standard normal curve between z = 0.7 and z = 2.15, P(0.7 < z < 2.15). (Give your answer correct to four decimal places.)
asked by Tom on May 28, 2013 
math
The Following Table gives the sales for the Sasquatch Men's Shoe store: Shoe Size , Frequency (number of pairs sold) 4 , 8 5 , 12 6 , 31 7 , 50 8 , 58 9 , 46 10 , 37 11 , 14 12 , 11 1)determine the mean for the distribution, correct to 2 decimal places. 2)
asked by josh on December 4, 2016 
statistics
A politician claims that she will receive 65% of the vote in an upcoming election. The results of a properly designed random sample of 100 voters showed that 49 of those sampled will vote for her. Is it likely that her assertion is correct at the 0.05
asked by confused on June 11, 2014 
maths
Hi Can anyone help please: Suppose that the births of boys and girls can be modelled by rollling a fair die with 27 faces, 14 of which represent a boy and 13 represent a girl. 1. Using this model, choose the option that is closest to the probability that a
asked by Claire on March 16, 2011 
math check
Find the area under the standard normal curve between 1.32 and the mean, P(1.32 < z < 0.00). (Give your answer correct to four decimal places.) 0.0968
asked by Nora 62 on June 2, 2013 
stat
Find the area under the standard normal curve to the left of z = 1.88, P(z < 1.88). (Give your answer correct to four decimal places.)
asked by janet on July 7, 2012 
Math
What is the difference between "Give your answer correct to two decimal places." and "Round your answers to two decimal places." ?? Are they the same thing or do the answers differ?
asked by George on September 12, 2016 
maths
Hi Can anyone help please: Suppose that the births of boys and girls can be modelled by rollling a fair die with 27 faces, 14 of which represent a boy and 13 represent a girl. 1. Using this model, choose the option that is closest to the probability that a
asked by Claire on March 14, 2011 
Math
Consider the approximately normal population of heights of male college students with mean ì = 69 inches and standard deviation of ó = 4.6 inches. A random sample of 25 heights is obtained. (b) Find the proportion of male college students whose height is
asked by Sue7 on June 21, 2013 
Finance
You are considering two lottery payment options: Option A pays $10,000 today and Option B pays $20,000 at the end of ten years. Assume youc an earn 6 percent on your savings. Which option will you choose if you base your decision on present values? Which
asked by Julia Coon on April 24, 2013 
math
Three hundred twelve viewers were asked if they were satisfied with TV coverage of a recent disaster. Gender Female Male Satisfied 90 53 Not Satisfied 124 45 (a) Find P(satisfied). (Give your answer correct to two decimal places.) (b) Find P(satisfied 
asked by DeeDee on May 28, 2013 
Math/Statistics
Three hundred twelve viewers were asked if they were satisfied with TV coverage of a recent disaster. Gender Female Male Satisfied 90 53 Not Satisfied 124 45 (a) Find P(satisfied). (Give your answer correct to two decimal places.) (b) Find P(satisfied 
asked by Nora on May 29, 2013 
math help
Complete the hypothesis test with alternative hypothesis ƒÊd ‚ 0 based on the paired data that follows and d = O  Y. Use ƒ¿ = 0.01. Assume normality. Oldest 188 174 192 196 65 Youngest 186 168 199 199 69 (a) Find t. (Give your answer correct to
asked by tracy10 on June 25, 2013 
math
Consider the following set of data. (18, 12), (29, 48), (65, 29), (82, 24), (115, 56), (124, 13) (a) Calculate the covariance of the set of data. (Give your answer correct to two decimal places.) (b) Calculate the standard deviation of the six xvalues and
asked by Sue 12 on May 30, 2013 
statistics
Consider the following set of data. (18, 12), (29, 48), (65, 29), (82, 24), (115, 56), (124, 13) (a) Calculate the covariance of the set of data. (Give your answer correct to two decimal places.) . (b) Calculate the standard deviation of the six xvalues
asked by tracy on June 23, 2013 
math check
Consider the approximately normal population of heights of male college students with mean ì = 69 inches and standard deviation of ó = 4.6 inches. A random sample of 25 heights is obtained. (b) Find the proportion of male college students whose height is
asked by Tommy7 on June 22, 2013 
Calculus
Find the area of the indicated region. We suggest you graph the curves to check whether one is above the other or whether they cross, and that you use technology to check your answer. (Round your answer to three decimal places.) Between y = e^x and y = x
asked by tiffany on December 11, 2013 
Business Math
Find the area of the indicated region. We suggest you graph the curves to check whether one is above the other or whether they cross, and that you use technology to check your answer. (Round your answer to four decimal places.) Enclosed by y = ln x, y = 2
asked by Zia on January 3, 2013 
marketing
1.Which option did you choose for Our Town Photography? What rationale did you use to select the option you chose? I went with the second option Joe's proposal
asked by kelly on December 8, 2014 
calculus 2
Use a graph to find approximate xcoordinates of the points of intersection of the given curves. Then find (approximately) the area of the region bounded by the curves. (Round your answer to two decimal places.) y = 8x^2− 3x, y = x^3−8x+ 2
asked by TayB on January 22, 2016 
pre calculus
32% of a particular radioactive substance disappears in 227 years. Part 1: Find the decay constant. Your answer must be correct to five decimal places. Part 2: Determine the time T in years required for 93% of the substance to disapper. Your answer must be
asked by Morgan on July 6, 2015 
calculus
Consider the given function. f(x) = 3 sin(6x) text(, ) 0
asked by Justin on January 18, 2008 
calculus
Consider the given function. f(x) = 3 sin(6x) text(, ) 0
asked by Justin on January 18, 2008 
math
The Following Table gives the sales for the Sasquatch Men's Shoe store: Shoe Size , Frequency (number of pairs sold) 4 , 8 5 , 12 6 , 31 7 , 50 8 , 58 9 , 46 10 , 37 11 , 14 12 , 11 1)determine the mean for the distribution, correct to 2 decimal places. 2)
asked by josh on December 3, 2016 
math
Consider the normal curve. (Give your answers correct to four decimal places.) (a) Find the area to the right of z = 0.00. (b) Find the area to the right of z = 1.1. (c) Find the area to the right of z = 1.86. (d) Find the area to the left of z = 1.48.
asked by Ayden on May 28, 2013 
Maths
A psychological test was given to 92 teenage boys and 68 teenage girls. The test was used to assign a score to each teenager, measured on the ‘worry scale’ – 0 (not worried) to 100 (very worried). A summary of the results is given in the table below.
asked by Tony on May 12, 2011 
statistics
Could someone work a problem like this one, for an example. Complete the hypothesis test with alternative hypothesis ìd < 0 based on the paired data that follow and d = M  N. Use á = 0.02. Assume normality. M 49 67 45 57 57 48 N 57 68 47 60 64 55 (a)
asked by tracy10 on June 24, 2013 
Math
Jim wants to borrow some money but wants to find the best deal. Which is his best option using simple interest? Round to 2 decimal places.
asked by Latoya on February 26, 2015 
Algebra II
1. Which represents the first two terms of the sequence: a_1 = 2 and a_n = 2(a_n1)^2 option a. 8, 128 option b. 16, 1024 option c. 2, 16 option d. 2, 8 2. Which is the seventh term in the sequence: a_n = 1/125 * 5^n1 option a. 125 option b. 625
asked by 1234White5678 on April 6, 2016 
maths
The mean weight of the contents of samples of 30 bags of sugar has standard error 0.008kg. Choose the option that is closest to the probability, to three decimal places, that the mean weight of the contents of samples of 30 bags of sugar will be 1kg or
asked by albert on May 10, 2011 
maths
The mean weight of the contents of samples of 30 bags of sugar has standard error 0.008kg. Choose the option that is closest to the probability, to three decimal places, that the mean weight of the contents of samples of 30 bags of sugar will be 1kg or
asked by albert on May 14, 2011 
maths
The mean weight of the contents of samples of 30 bags of sugar has standard error 0.008kg. Choose the option that is closest to the probability, to three decimal places, that the mean weight of the contents of samples of 30 bags of sugar will be 1kg or
asked by albert on May 9, 2011 
maths
The mean weight of the contents of samples of 30 bags of sugar has standard error 0.008kg. Choose the option that is closest to the probability, to three decimal places, that the mean weight of the contents of samples of 30 bags of sugar will be 1kg or
asked by albert on May 11, 2011 
maths
The mean weight of the contents of samples of 30 bags of sugar has standard error 0.008kg. Choose the option that is closest to the probability, to three decimal places, that the mean weight of the contents of samples of 30 bags of sugar will be 1kg or
asked by albert on May 13, 2011 
maths
The mean weight of the contents of samples of 30 bags of sugar has standard error 0.008kg. Choose the option that is closest to the probability, to three decimal places, that the mean weight of the contents of samples of 30 bags of sugar will be 1kg or
asked by albert on May 11, 2011 
math
cylindrical solid whose radius and height are equal has a surface area of 154cm2. Calculate its diameter, correct to 2 decimal places. (Take = 3.142)
asked by kd on October 31, 2018 
Trig
A sprinkler on a golf green is set to spray water over a distance of 20 meters and to rotate through an angle of 160°. Find the area of the region that can be irrigated with the sprinkler. (Round your answer to two decimal places.) I really have no idea
asked by Danya on September 24, 2012 
Calculus
Estimate the area of the plane region bounded by the graph of f(x) = e^x, the xaxis, and the vertical lines x = 0 and x = 8 using the trapezoidal method with trapezoids of equal width. Round your answer to 4 decimal places. I got the answer 6892.7480 but
asked by Andrea on February 26, 2016 
statistics
The heights in centimetres of men in a sample selected at random may be modelled by a normal distribution with mean 180.5 and standard deviation 11.3. 1. Choose the option that is closest to the value above which 30% of the heights of men will lie. Options
asked by albert on May 9, 2011 
Math
Of households in the United States, 18 million, or 16%, have three or more vehicles, as stated in USA Today (June 12, 2002), quoting the Census Bureau as the source. (a) If two U.S. households are randomly selected, find the probability that both will have
asked by Jane on July 4, 2012 
math
Consider the following set of data. (18, 12), (29, 48), (65, 29), (82, 24), (115, 56), (124, 13) (a) Calculate the covariance of the set of data. (Give your answer correct to two decimal places.) Incorrect: Your answer is incorrect. . (b) Calculate the
asked by tracy12 on June 25, 2013 
Math
A single die is rolled. (a) What is the probability that the number on top is a 3. (Give your answer correct to two decimal places.) (b) What is the probability that the number on top is an odd number. (Give your answer correct to two decimal places.) (c)
asked by DeeDee on May 29, 2013 
Math
A single die is rolled. (a) What is the probability that the number on top is a 3. (Give your answer correct to two decimal places.) (b) What is the probability that the number on top is an odd number. (Give your answer correct to two decimal places.) (c)
asked by DeeDee on May 28, 2013 
math
A single die is rolled. (a) What is the probability that the number on top is a 3. (Give your answer correct to two decimal places.) (b) What is the probability that the number on top is an odd number. (Give your answer correct to two decimal places.) (c)
asked by Nora 2 on May 30, 2013 
maths
The mean weight (1.0042kg)of the contents of samples of 30 bags of sugar has standard error 0.008kg. Choose the option that is closest to the probability, to three decimal places, that the mean weight of the contents of samples of 30 bags of sugar will be
asked by albert on May 15, 2011 
maths
The mean weight (1.0042kg)of the contents of samples of 30 bags of sugar has standard error 0.008kg. Choose the option that is closest to the probability, to three decimal places, that the mean weight of the contents of samples of 30 bags of sugar will be
asked by albert on May 14, 2011 
maths
The mean weight (1.0042kg)of the contents of samples of 30 bags of sugar has standard error 0.008kg. Choose the option that is closest to the probability, to three decimal places, that the mean weight of the contents of samples of 30 bags of sugar will be
asked by albert on May 16, 2011 
maths
The mean weight (1.0042kg) of the contents of samples of 30 bags of sugar has standard error 0.008kg. Choose the option that is closest to the probability, to three decimal places, that the mean weight of the contents of samples of 30 bags of sugar will be
asked by ben on June 11, 2011 
maths
The mean weight (1.0042kg)of the contents of samples of 30 bags of sugar has standard error 0.008kg. Choose the option that is closest to the probability, to three decimal places, that the mean weight of the contents of samples of 30 bags of sugar will be
asked by albert on May 17, 2011 
science
In Vista and Windows 7, which process allows you to display two documents side by side? A. Click the Windows button, choose Control Panel, and select the Tile Windows Vertically option. B. Rightclick the mouse button in a blank area of the taskbar; in the
asked by Joanna on August 15, 2012 
Math check
Complete the following hypothesis test: Ho: ì = 52, Ha: ì < 52, á = 0.01 using the data below. 43 48 44 48 42 60 54 44 50 35 48 58 (a) Find t. (Give your answer correct to two decimal places.) 2.05 . (ii) Find the pvalue. (Give your answer correct to
asked by TOM912 on June 19, 2013 
maths
The mean weight (1.0042kg) of the contents of samples of 30 bags of sugar has standard error 0.008kg. Choose the option that is closest to the probability, to three decimal places, that the mean weight of the contents of samples of 30 bags of sugar will be
asked by ben on June 12, 2011 
maths
The mean weight (1.0042kg) of the contents of samples of 30 bags of sugar has standard error 0.008kg. Choose the option that is closest to the probability, to three decimal places, that the mean weight of the contents of samples of 30 bags of sugar will be
asked by ben on June 13, 2011 
maths
A fraction a / b can be expressed as a terminating decimal if b has no prime factors other than A) 2, 3 B) 3, 5 C) 2,5 D) 2,3,5 Please choose from the option and please show your work.
asked by Shipra on December 6, 2016
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