Popular questions and responses by Sandra

    Find the mean, median, and mode of the data set. Round to the nearest tenth. 15, 13, 9, 9, 7, 1, 11, 10, 13, 1, 13 (1 point) • mean = 9.3, median = 8, mode = 13 • mean = 8.5, median = 10, mode = 13 • mean = 9.3, median = 10, mode = 13 • mean = 8.5,

    asked on May 15, 2014

    Simplify 4(sqrt)6/(sqrt)30 by rationalizing the denominator. Show how.

    asked on May 14, 2014
  3. Algebra

    If an object is dropped from a height of 144 ft, the function h(t) = –16t² + 144 gives the height of the object after t seconds. When will the object hit the ground? • 1.5 s • 3 s • 6 s • 9 s

    asked on April 3, 2014
  4. Algebra

    What is the median of the data set below? 275, 257, 301, 218, 265, 242, 201 • 201 • 230 • 257 • 270

    asked on May 19, 2014
  5. STATS

    The top selling Red and Voss tire is rated 70,000 miles means nothing. In fact, the distance the tires can run until they wear out is a normally distributed random variable with a mean of 82,000 miles and a standard deviation of 6,400. a. What is the

    asked on September 16, 2011
  6. Algebra

    A model rocket is launched from a roof into a large field. The path of the rocket can be modeled by the equation y = –0.06x² + 9.6x + 5.4 where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters,

    asked on April 3, 2014
  7. physics

    an ac generator has 20 turns of wire of area 0.16 m2. The loop rotates in a magnetic field of 0.52 T at a frequency of 80 Hz. Find the maximum induced emf.

    asked on July 16, 2020
  8. MATHS


    asked on May 26, 2012
  9. geometry

    in diagram below ab parallel to cd what is the value of x

    asked on August 12, 2010
  10. Algebra

    What is the quotient? [(x^2 -16) / (2x^2-9x + 4)] / [(2x^2 + 14x + 24) / (4x + 4)]

    asked on April 9, 2014
  11. Physical Geography PLEASE CHECK & HELP WITH #2!

    The following questions are based on the “Mt. Dome, California,” quadrangle (Figure 33-2 found on page 228 of the Laboratory Manual; enlarged to scale 1:48,000; contour interval 40 feet) and the stereogram of the same region (Figure 33-3 found on page

    asked on June 30, 2012
  12. math

    A varies BC, when b=4,and c=9,a=6 a.find the formulea connecting A,B and C. b.find A whenn B=3 and C=10 c.find C, if A=20 and B=15

    asked on September 1, 2008

    I really need help on this... NA ≅ PA, MO Û NA, RO Û PA, MO = 7 feet what is PO? a.7 ft b.49 ft c.14 ft d.3.5 ft

    asked on May 6, 2015
  14. Reading/Writing

    I really need help asap with my subjective letter for my NJHS Application. Please answer fast- it is due tomorrow!! --- To the National Juniors Honor Society: I express my gratitude for selecting me, Sandra Garcia, as a possible member of the National

    asked on February 3, 2016
  15. Algebra

    One more rectangular-shaped piece of metal siding needs to be cut to cover the exterior of a pole barn. The area of the piece is 30 ft². The length is 1 less than 3 times the width. How wide should the metal piece be? Round to the nearest hundredth of a

    asked on March 18, 2014
  16. business math

    Manually calculate the compound interest on an investment of $8500 at 6% interest, compounded semiannually, for 18 mo.

    asked on March 9, 2012
  17. Algebra 2

    Designer Dolls, Inc. found that the number N of dolls sold varies directly with their advertising budget A and inversely with the price P of each doll. The company sold 1,800 dolls when $34,000.00 was spent on advertising, and the price of a doll was set

    asked on March 14, 2016
  18. MATH

    Your original purchase price was $825.00 plus 7% sales tax. You enter into an agreement where the interest (12.5% APR) is waived for the first 12 months provided you make the required monthly payments; otherwise the interest is accrued from the date of

    asked on May 8, 2015
  19. English

    Not sure... Choose the citation that uses the correct MLA capitalization, punctuation, and formatting rules for a book. • Julia Alvarez. In the Time of Butterflies. San Francisco–California Press, 2005. • In the Time of Butterflies by Julia Alvarez.

    asked on May 29, 2014
  20. English 10th grade

    This is confusing to me: "Truth, Sekhar reflected, is like the sun. I suppose no human being can ever look it straight in the face without blinking or being dazed. He realized that, morning till night, the essence of human relationships consisted in

    asked on March 24, 2014
  21. Mathematics for Liberal Arts

    You are on a TV show. You have been asked to either play a dice game five times or accept a $50 bill. The dice game works like this: If you roll a 1, 2 or 3, you win $46. If you roll a 4 or 5, you lose $22. If you roll a 6, you lose $85. Should you play

    asked on November 20, 2009
  22. College Algebra

    A rectangular swimming pool is 8 meters long and 12 meters wide. A tile boarder of uniform width is to be built around the pool usinjg 120 square meters of tile. How wide should the boarder be? Round anser to the nearest hundredth.

    asked on February 25, 2009
  23. math

    if 13 times a number x is added to twice its square.the result is 84.find x

    asked on January 19, 2017
  24. Algebra 2

    How is the expression log 32 - log 8 written as a single logarithm? log 4 log 8 log 24 log 40

    asked on February 13, 2016
  25. Business Math

    What is the (net price equivalent rate-in decimals, Single Equivalent discount rate-in decimals, trade discount and net price)of a digital camera with List price $450 and chain discount 8/3?

    asked on January 24, 2007
  26. MA240 Please help

    An artifact originally had 16 grams of carbon-14 present. The decay model A = 16e -0.000121t describes the amount of carbon-14 present after t years. How many grams of carbon-14 will be present in 5715 years? A. Approximately 7 grams B. Approximately 8

    asked on March 29, 2017
  27. Algebra

    John walked 10 miles on Saturday. He walked twice as fast on the second 5 miles of his walk than he walked on the first 5 miles of his walk. Which expression represents the time he spent walking? Let x = John's speed on the first half of his walk.

    asked on April 16, 2014
  28. Geometry - help please

    AB is tangent to circle O at B. The diagram is not drawn to scale. If AB = 6 and AO = 11.7, what is the length of the radius (r)? Round the answer to the nearest tenth. 5.7 8.9 10.0 13.1

    asked on May 27, 2015
  29. language arts

    Read the following passage from the Odyssey, in which the Cyclops has captured Odysseus and his men: "You are a ninny, or else you come from the other end of nowhere, telling me, mind the gods! We Cyclopes care not a whistle for your thundering Zeus or all

    asked on February 19, 2015
  30. Algebra word problem

    A family is building a rectangular patio in their backyard. The rectangular yard has dimensions of (8x+2) by (6x + 3) and they are planning the patio to be (x + 5) by (3x + 1). What is the area of the remaining yard after the patio has been built?

    asked on March 7, 2014
  31. Algebra

    Bob drove 120 miles on his vacation. He drove an average of 1.2 times faster on the 2nd 60 miles of his trip than he did on the first half of the trip. Which expression represents the time he spend driving? Let x=his speed on the first half of the trip.

    asked on May 3, 2014
  32. Algebra

    Multiply (x^2 + 8x + 15) / x – 4 * (x^2 – 16) / 2x + 6

    asked on April 16, 2014
  33. Algebra

    A community group is planning the expansion of a square flower garden in a city park. If each side of the original garden is increased by 9 meters, the new total area of the garden will be 169 square meters. Find the length of each side of the original

    asked on April 4, 2014
  34. Math

    7 boys share 5 chocolate bars equally how much do the get?

    asked on May 11, 2016
  35. Algebra 2

    Which set of ordered pairs in the form of (x, y) does not represent a function of x? {(0, 2), (1, –1), (2, 3), (3, –2)} {(0, –2), (1, 1), (2, 3), (3, –2)} {(0, 2), (–1, –1), (2, –3), (3, 2)} {(0, 2), (1, 2), (1, –2), (3, 2)}

    asked on October 17, 2015
  36. science-biology

    I am in 10th grade and can you please help me by defining what is bio-catalysts?

    asked on April 17, 2012
  37. algebra

    perform operatiion -2a²/ * 2a+2/ 3a² 15a³

    asked on July 13, 2009
  38. Calculus

    A light hangs 15 ft. directly above a straight walk on which a man 6 ft. tall is walking. How fast is the end of the man's shadow travelling when he is walking away from the light at a rate of 3 miles per hour?

    asked on May 2, 2016
  39. Algebra 2

    What is the equation of the function y = (3/x) translated 4 units to the right and 5 units down?

    asked on March 24, 2016
  40. nutrition,health, and safety for young children

    Eighty-nine percent of illnesses among children in child care settings are attributed to which of the following

    asked on February 12, 2016
  41. Geometry

    NA ≅ PA, MO Û NA, RO Û PA, MO = 7 feet what is PO? a.7 ft b.49 ft c.14 ft d.3.5 ft Explain?

    asked on May 5, 2015
  42. language arts

    Read the following passage from the Odyssey: “There’s our sign! I know not more. Could someone else’s hand have sawn that trunk and dragged the frame away?” Their secret! as she heard it told, her knees grew tremulous and weak, her heart failed

    asked on February 19, 2015
  43. Math

    A company manufactirung snowboards has fixed costs of $200 per day and total cost of $3800 per day at a daily output of 20 boards. (A( Assuming that the total cost per day, C(x), is linearly related to the taotal out per dau,x, write an equation for the

    asked on June 18, 2013
  44. Finanical

    1. An investor purchases a mutual fund for $50. The fund pays dividends of $1.50, distributes a capital gain of $2, and charges a fee of $2 when the fund is sold one year later for $52.50. What is the net rate of return from this investment?

    asked on December 18, 2012
  45. Business math

    What is the Net price and trade discount of a (Treadmill cost $3000) with a chain discount of 9/4?

    asked on January 24, 2007
  46. Math

    The inverse of 3y+5x=18

    asked on August 29, 2019
  47. nutrition,health,and safety for young children

    what should early childhood teachers do when children are interested in exploring frightening topics

    asked on February 19, 2016
  48. Geometry B

    What is the value of x in the proportion: (x-1)/5 = (4x + 2)/35 How do I go about getting this solved?

    asked on February 3, 2015
  49. Algebra I

    A model rocket is launched from a roof into a large field. The path of the rocket can be modeled by the equation y = –0.02x2 + 2.3x + 6, where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters, of

    asked on January 25, 2015
  50. Algebra

    Solve the equation using the Zero Product Property. (3x + 1)(x – 5) = 0 • and 5 • and –5 • and 5 • and –5

    asked on April 4, 2014
  51. algebra

    The manager of a bulk foods establishment sells a trail mix for $6 per pound and premium cashews for $13 per pound. The manager wishes to make a 315-pound mixture that will sell for $8 per pound. How many pounds of each should be used?

    asked on March 21, 2014
  52. Algebra

    A sphere has a radius of 4x + 1. Which polynomial in standard form best describes the total surface area of the sphere? Use the formula S = 4(pi)r2 for the surface area of a sphere.

    asked on March 7, 2014
  53. statistics

    5. Congressional Committee Memberships The composition of the 108th Congress is 51 Republicans, 48 Democrats, and 1 Independent. A committee on aid to higher education is to be formed with 3 Senators to be chosen at random to head the committee. Find the

    asked on March 24, 2011
  54. Physics

    A rubber band is stretched to twice it's original length .calculate the strain on the rubber band

    asked on September 16, 2019
  55. writing

    What else can they do when repaired walls separate from beams or restoring sockets carry no electricity What correction should be made to this sentence? 1) Insert a comma after walls 2) change the spelling of separate to seperate 3) Change restoring to

    asked on March 3, 2017
  56. Writiing Skills

    As a result, although the swimming or boating may be great, you will have to get up at daybreak to beat the crowds. If rewrote the sentence As a result, although the swimming or boating may be great, the next word should be a) since b) but c) and d) if e)

    asked on March 3, 2017
  57. Calculus

    One ship is sailing south at a rate of 5 knots, and another is sailing east at a rate of 10 knots. At 2 P.M. the second ship was at the place occupied by the first ship one hour before. At what time does the distance between the ships not changing?

    asked on May 1, 2016
  58. Nutrition,Health,and Safety for Young children

    Which of the following statements is true about modes of transmission for infectious agents

    asked on February 12, 2016
  59. Early Childhood

    The association between the presence of thimerosal in vaccines and autism is

    asked on September 10, 2015
  60. business math

    It costs $5,600 to manufacture a Jet Ski. If the desired percent markup based on cost is 48%, how much should each Jet Ski sell for?

    asked on January 23, 2015
  61. Geometry

    Use the Law of Detachment to draw a logical conclusion from the two given statements. If not possible, choose not possible. If you drive safely, then you can avoid accidents. Teddy drives safely. Teddy avoids accidents. If Teddy avoids accidents, he must

    asked on October 14, 2014
  62. Algebra - help

    A biologist studied the populations of common guppies and Endler’s guppies over a 6-year period. The biologist modeled the populations, in tens of thousands, with the following polynomials where x is time, in years. common guppies: 3.1x2 + 6x + 0.3

    asked on March 7, 2014
  63. help

    Determine whether parallelogram JKLM with vertices J(-1, -1), K(4, 4), L(9, -1) and M(4, -6) is a rhombus, square, rectangle or all three.

    asked on January 29, 2013
  64. Financial Management

    A firm's stock is selling for $85, Dividend yield=5%. A 7% growth rate is expected for the common stock. The firm's tax rate is 32%. (question) What is the firm's cost of retained earnings? a)8.16% b)12.00% c)12.35% d)cannot be determined

    asked on April 21, 2010
  65. Writing

    While conducting these difficult tests, the state driving inspectors often seemed stern and unyielding. Which of the following is the best way to write this sentence? 1) tests, the state driving inspectors 2) tests the state driving inspectors 3) tests.

    asked on March 6, 2017
  66. writing

    We also prepared for the test by studying the driver's booklet, memorizing rules, and to learn road signs. What correction should be made to this sentence? 1) change prepared to prepare 2) change studying to study 3) change driver's to driver 4) remove the

    asked on March 6, 2017
  67. accounting

    Harris Fabrics computes its predetermined overhead rate annually on the basis of direct labor-hours. At the beginning of the year, it estimated that 20,000 direct labor-hours would be required for the period? estimated level of production. The company also

    asked on February 27, 2016
  68. Math

    The angles of elevation of the highest point of a building from two points S and T are 60 degree and 30 degree respectively,T is vertically above S and ST=10m.Calculate the height of the building above the level of S

    asked on January 6, 2016
  69. language arts

    Read the following hyperbole from Orpheus and Eurydice: “Rivers stopped flowing along the banks so that they could hear Orpheus, whose music was more harmonious than theirs.” What is the most likely reason that the author included this hyperbole? a)to

    asked on February 19, 2015
  70. Biology

    I have tried to look this up but can't find it... The basal metabolism rate can be measured by calculating the amounts of _______________ and ______________. (1 point) nitrogen and carbon dioxide nitrogen and oxygen oxygen and carbon dioxide - my guess

    asked on September 8, 2014
  71. Algebra

    A meteorologist says that the probability of snow today is 45%. What is the probability that it will not snow? • 2/11 • 9/10 • 11/20 • 9/11

    asked on May 21, 2014

    A store sells five models of cameras for $190.00, $420.00, $270.00, $300.00, and $420.00. If the sales tax rate is 6%, what are the mean, median, mode, and range of the total cost of the cameras? • mean = $318.00 median =$339.20 mode = $445.20 range =

    asked on May 19, 2014

    Multiply: (K+3)/(4K-2)*(12K^2 + 2k – 4) • 3(k+3)/(3k+2) • 3(k+3)(2k-1)/2 • (x-5)(3x+2) • (x-5)(12x+8) How? 11

    asked on May 5, 2014
  74. Algebra

    Simplify. x/(7x+x^2) • 1/(7+x); where x ≠-7 • 1/(7x); where x≠0 • 1/(7+x); where x≠0,-7 • 1/7 How?

    asked on May 5, 2014
  75. Algebra

    Edie can paint a wall in 3 hours. Dan can paint the same wall in 6 hours. If they work together, how many hours will it take Edie and Dan to paint the wall?

    asked on April 16, 2014
  76. Algebra - help

    A model rocket is launched from a roof into a large field. The path of the rocket can be modeled by the equation y = –0.06x² + 9.6x + 5.4 where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters,

    asked on April 4, 2014
  77. Algebra

    A physics student stands at the top of hill that has an elevation of 37 meters. He throws a rock and it goes up into the air and then falls back past him and lands on the ground below. The path of the rock can be modeled by the equation y = –0.02x² +

    asked on April 4, 2014
  78. Biology

    How do the kidneys clean the blood? (1 point) • Kidneys clean the blood by breaking down nutrients. • Kidneys clean the blood by filtering it to remove wastes. • Kidneys clean the blood by absorbing nutrients. • Kidneys clean the blood by

    asked on March 20, 2014
  79. Algebra

    A family is building a new house on a rectangular lot of land. The lot measures 7x by 11x and the house will be 2x by 3x. How much land will be left for their yard after the house is built? (1 point)

    asked on March 6, 2014
  80. science-biology

    can anyone help me by finding which enzymes are present in carbohydrates? is it salivary amylase(tyalin)

    asked on May 12, 2012
  81. the president and the bureaucracy

    legally, the bureaucracy derives the general authority for its programs from

    asked on November 23, 2010
  82. math

    Suppose the standard deviation is 13.1. What is the variance?

    asked on November 13, 2009
  83. Science

    An elephant of mass 500kg stands with all four feet on the ground .each foot has an area of 0.08m.calculate the pressure exerted on the ground (g 10m/s).

    asked on October 13, 2019
  84. Writing

    With time and public support, they should be successful. What correction should be made to this sentence? 1) change the spelling of support to suport 2) replace they with one 3) change should be to should have been 4) change the spelling of successful to

    asked on March 6, 2017
  85. writing

    In the past, the United Stated Public Health Service and state and local health departments dominate the fields. What correction should be made to this sentence? 1) insert comma after Service 2) change state and local to State and Local 3) insert comma

    asked on March 6, 2017
  86. Math

    Solve the Identity cot (x)/ (csc(x)-1)= (csc(x)+1)/cot (x)

    asked on January 29, 2017
  87. algebra 1

    Which type of function is represented by the table of values below? x y 1 4 2 16 3 64 4 256 5 1,024

    asked on October 20, 2016
  88. physics

    Find the number of moles in 2.00 L of gas at 35.0°C and under 7.41×107 N/m2 of pressure. Select one: a. 0.051 moles b. 51 ×105 moles c. 58 moles d. 5.8 moles

    asked on May 17, 2016
  89. Calculus

    A searchlight revolving once each minute is located at a distance of 1/4 mile from a straight beach. How fast is the light moving along the beach when the beam makes an angle of 60° with the shore line?

    asked on May 12, 2016
  90. Algebra 2

    Jack is selling wristbands and headbands to earn money for camp. He earns $2 for each wristband and $3 for each headband. He wants to earn at least $50. He needs to sell at least 5 wristbands. Which system of inequalities is shown in the graph of the

    asked on November 8, 2015
  91. math

    A three- digit number is eleven times the two-digit formed by using the hundreds and the units digit of the three - digit number respectively, in the tens and units place of the two - digit number. If the difference between the digit in tens place and the

    asked on November 17, 2014

    Which shows a true conditional with a correctly identified hypothesis and conclusion? (1 point) If it is raining, then the humidity level is 100% . Hypothesis: The humidity level is 100%. Conclusion: It is raining. I hate humidity, except when it rains.

    asked on October 13, 2014
  93. Algebra 2

    Am I correct? The radius of a cylinder is 3x – 2 cm. The height of the cylinder is x + 3 cm. What is the surface area of the cylinder? Use the formula A = 2pi r2 + 2 pi rh. 2spi (3x2 + 10x – 8) 2 pi (12x2 + 7x-2) 2 pi (12x2 -2x +13) my answer 2 pi

    asked on September 25, 2014
  94. Algebra

    I am confused about this... A survey is being conducted to determine the favorite movies for various ages. Which of the following best describes this survey? • qualitative and univariate • qualitative and bivariate ? • quantitative and univariate •

    asked on May 20, 2014
  95. Algebra

    Suppose that y varies inversely with x, and y = 0.2 when x = 2. What is an equation for the inverse variation? y = 1.8x y = 0.4/x x = y/1.8 y = x/0.4

    asked on April 23, 2014
  96. Algebra

    What is the sum (1 / g+2) + (3 / g + 1)

    asked on April 14, 2014
  97. Algebra

    The area of a rectangular table is given by the trinomial x2 + 7x – 30. What are the possible dimensions of the rectangle? Use factoring.

    asked on March 7, 2014
  98. Algebra word problem

    The area of a rectangular garden is given by the trinomial x2 + 6x – 27. What are the possible dimensions of the rectangle? Use factoring.

    asked on March 7, 2014
  99. statistics

    4. Suppose you administered an anxiety test to a large sample of people and obtained normally distributed scores with a mean of 45 and standard deviation of 4. Do not use web-calculator to answer the following questions. Instead, you need to use the Z

    asked on September 3, 2012
  100. Psychology

    One attribute that the Stanford-Binet,WAIS-III,and WISC-IV have in common is that they are all:

    asked on July 9, 2012


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