BJ

Popular questions and responses by BJ
  1. calculus

    An open box is to be made from a square piece of cardboard, 32 inches on a side, by cutting equal squares with sides of length x from the corners and turning up the sides (see figure below). Determine the function, V, in terms of x, that represents the

    asked on September 19, 2010
  2. Managerial Economics

    A television station is considering the sale of promotional DVDs. It can have the DVDs produced by one of two suppliers. Supplier A will charge the station a set-up fee of $1200 plus $2 for each DVD; supplier B has no set-up fee and will charge $4 per DVD.

    asked on December 19, 2009
  3. psychology

    According to Noam Chomsky, language is primarily aquired through a. an innate module b. our parents correcting us c. imitating our parents d. trial and error I chose B Am I correct?

    asked on September 30, 2011
  4. psychology

    The sentences," lee gave the ball to LYNNE" and Lynne received the ball from Lee,"have the same: a. surface structure b. syntax c. surface and deep structures d. deep structures I chose A, is that right?

    asked on September 30, 2011
  5. psychology

    One way to explain why gene frequencies change is that individuals with traits that are adaptive in an environment will stay alive to reproduce. over generations their genes will become more common. This process describes: a. evolution b. natural selection

    asked on September 30, 2011
  6. Math

    A bus driver filled up 7/8 fuel tank for a trip. She used 6/7 of the fuel by the end of the trip. the capacity of her tank is 70 gallons. How much fuel did she use for the trip? Express your answer as decimal. Please help BJ Thank you

    asked on May 11, 2015
  7. Oceanography

    What substrate indicates the youngest and oldest beach? What are coral's symbionts?

    asked on November 21, 2011
  8. psychology

    thanks for your help

    asked on October 3, 2011
  9. Psychology

    Peter and Maria are adopting a child whose biological parents have low IQs. They want to know if this child, too, is likely to have a low IQ? Which of the following is the best response to their question? a. While IQ is heritable at least in part,

    asked on October 3, 2011
  10. Psychology

    Studies that have overcome methodological problems in examining intelligence scores for African- americans as compared to people of Anlo-Saxon descent revealed: a. that the test results were useless becxause racial prejudice invalidated them b. thst

    asked on October 3, 2011
  11. psychology

    Thanks so much for your help PsyDag. God Bless!!!!

    asked on October 2, 2011
  12. psychology

    A wealthy, married man in China is having an affair with a beautiful young woman, who seems primarily attracted to his financial status. At the same time, similar situations are occuring across other races and nations. Sociobiologists would say that: a.

    asked on September 30, 2011
  13. psychology

    One reason that new traits keep arising is because of genes' ability to spontaneously: a. divide b. split c. multiply d. mutate I chose D, am I right?

    asked on September 30, 2011
  14. psychology

    within each gene, elements of DNA are arranged in a particuler order., forming a code that influences the synthesis of particular proteins. This code affects every aspect of the body, from its structure to the chemicals that keep it running. the above

    asked on September 30, 2011
  15. PreCalc

    Which investment option will pay the most interest? A. 12.6% compounded annually B. 12.4% compounded semiannually C. 12.2% compounded quarterly D. 12.0% compounded continuously E. These investments all pay the same amount of interest.

    asked on October 4, 2010
  16. Physics

    A 930 kg car strikes a huge spring at a speed of 22 m/s, compressing the spring 12.0 m. (a) What is the spring stiffness constant of the spring? (b) How long is the car in contact with the spring before it bounces off in the opposite direction?

    asked on January 8, 2010
  17. Managerial Economics

    As a VP of sales for a rapidly growing company, you are grappling with the question of expanding the size of your direct sales force (from its current level of 60 national salespeople). You are considering hiring from 5 to 10 additional personnel. How

    asked on December 20, 2009
  18. Math

    The average household uses 2 bags of sugar per household per month. Each bag of sugar weighs 10 pounds. Assume that that there are 3 people in each household on average and that the US population is 336 million. How many pounds of sugar does the US consume

    asked on February 9, 2017
  19. Math

    The yogurt cart has the following three flavors: chocolate, vanilla, and strawberry. Yogurt comes in a cup or a cone. You can have no sprinkles, chocolate sprinkles, or rainbow sprinkles. How many different choices are there?

    asked on April 27, 2016
  20. MAth

    1 apple weighs x gram 1 banana weighs y gram; y> x 1 orange weighs z grams A magician can combine 1 apple and one banana to make one orange. The magician is given 57 grams of apples and 57 grams of bananas. what is the theoretical yield? (i.e theoretically

    asked on February 3, 2016
  21. electromagnets

    A 100 gram resistive slider (thick line) moves without friction along a vertical U-shaped conducting track (thin line) that is 50 centimeters wide in a magnetic field of 5 Tesla as shown. The slider's resistance is 20 Ohms. It falls under the influence of

    asked on December 5, 2013
  22. chem

    Which of the following solutions represent a buffer system? Select all that apply. Answer A. H2CO3 and HCO3- B. HNO2 and NaNO2 C. NH4Br D. Na2SO4 E. HClO4 and NaClO4 F. CH3COOH

    asked on April 22, 2013
  23. MAth

    Write a six pairs of digits that make one number?

    asked on November 8, 2012
  24. Biology

    Is Wind Power Green? I am writing a paper and I need to put together an outline of my final paper. I would just like to know if the following paragraph I have put together can serve as a thesis statement? "The idea that the world is reaching a possible

    asked on June 17, 2012
  25. Education

    Having undertaken a variety of proactive steps to forestall the inclusion of items that might, due to an item's content, have an unwarrantedly adverse impact on students because of any student's personal characteristics, the test-developers then, based on

    asked on June 8, 2012
  26. Psychology

    This is part of a paper I am writing.....I need to write about this, however I am confused by the 2nd part of the question. What do you think they are looking for when they state how are we influenced by emotion, framing and narratives? What attributes are

    asked on January 10, 2012
  27. psychology

    A massage therapist stimulates the body, which in turn stimulates the: a. parietal lobe b. temporal lobe c. pituitary gland d. prefrontal cortex

    asked on November 11, 2011
  28. Psychology

    Which of the following statements describes the relationship between genes, chromosomes, and DNA? a. Genes, the basic unit of heredity, are located on chromosomes, which consist of strands of DNA b. Genes are composed of and DNA c. Chromosomes, the basic

    asked on October 3, 2011
  29. psychology

    Janice smokes while she is pregnant with her son. He is more likely to have: a. a normal IQ b. a lower IQ c. a higher IQ d. an IQ below 90 I choose B, is this right?

    asked on October 3, 2011
  30. psychology

    Brad wonders if he will have a problem later in life with alcoholism. His father is an alcoholic and his great-grandfatheer had a problem holding a job due to his drinkng habits. After reading this lesson, Brad believes that a/an ______ study would give

    asked on September 30, 2011
  31. psychology

    Which one of the following statements describes the relationship between genes, chromosomes, and DNA? a. Genes, the basic unit of heredity, are located on chromosomes, which consist of strands of DNA.b. Genes are composed of chromosomes and DNA. c.

    asked on September 30, 2011
  32. trig

    The angle of elevation from the top of a house to a jet flying 2 miles above the house is x radians. If d represents the horizontal distance, in miles, of the jet from the house, express d in terms of a trigonmetric function of x.

    asked on September 26, 2010
  33. college algebra

    Find the variation constant and write a formula that expresses the indicated variation. c varies inversely as d, and c=5 when d = 2.

    asked on April 23, 2010
  34. language arts

    where could i look to find information about the wright brothers that i can use in a biography project?

    asked on October 2, 2007
  35. Spanish

    How do you say friendly in espanol http://www.spanishdict.com/ =) Thank you for using the Jiskha Homework Help Forum. The word "friendly" is an adjective so don't forget that most adjectives have 4 forms in Spanish, depending upon the number

    asked on January 23, 2007
  36. physics

    how much power does a 63kg athlete develops as he climbs a 5.2m rope in 3.5 second

    asked on August 9, 2018
  37. math

    A couple wants to install a square mirror that has an area of 500 square inches. To the nearest tenth of an inch, what length of wood trim is needed to go around the mirror?

    asked on August 27, 2017
  38. CGTC

    Desiree invested some money at 9% and $100 less than three times the amount at 7%. Her total annual interest was $83. How much did she invest at each rate?

    asked on August 27, 2016
  39. Math

    Please help me answer this question At the Cats galore cat show, 1/2 cat were Siamese, 1/6 were Persian, 1/5 were Abyssinian and 4 cats were tabby. how many cats were at the show? write an equation and solve it Thank you BJ

    asked on October 26, 2015
  40. Math

    Please help me understading this question "a cycling club has 2/3 boys, 2/9 girls and 3 adults. how many are in club? write an equation and solve" Thank you for your input

    asked on October 26, 2015
  41. Math

    Please help me with this 12x = -8 -15 = -3x/5 x -2/3 = 3/8 Thank you BJ

    asked on September 9, 2015
  42. Math

    Please help me with load-out plan question the following personal and equipment to be airlifted troop 450 total (not include aircraft crew ) 120 of whom must travel on the same plane Equipment (2) MIA2 Abrams main battle tanks (4)M3 Bradley fighting

    asked on September 8, 2015
  43. Math solve the equation

    Can you help me to understanding this 7x = 72 9p = 30 Thank you for your help

    asked on December 10, 2014
  44. math Subtraction equation

    Please help me understanding this Aparasailer is attached by cable to a boat, she wear catches air and raises her into the air when the boat slows down to turn back towards the beach the parasailer chute catches less air and dip 25 meters. She must decent

    asked on December 4, 2014
  45. Math

    6.2*1,000=

    asked on November 17, 2014
  46. math

    Thank you Ms. Sue.

    asked on October 16, 2014
  47. math

    A cooked steak weighs 6 tenths of a pound, Mario eats 9/10 of the steak. How much did the portion that he ate weigh?

    asked on October 16, 2014
  48. Math

    The diagonal of a rectangle is 26 inches long. Its length is 14 inches more than the height. What is the height of the rectangle?

    asked on October 9, 2014
  49. math, statistics

    The image of the public library is constantly changing, and their online services continue to grow. Usage of the library's home page grew by 17% during the past 12 months. It has been estimated that the current average length of a visit to the library's

    asked on June 10, 2014
  50. STATISTICS

    Suppose that you are in a class of 29 students and it is assumed that approximately 16% of the population is left-handed. (Give your answers correct to three decimal places.) (a) Compute the probability that exactly five students are left-handed. (b)

    asked on June 5, 2014
  51. calculus

    3x^2-75/6x+30

    asked on April 29, 2014
  52. calculus

    x^2-9/8x-24

    asked on April 29, 2014
  53. calculus

    (x^2-1)/5x+5

    asked on April 29, 2014
  54. Education

    What do you consider to be three important positive qualities a teacher should possess?

    asked on January 12, 2014
  55. eletromagnets

    In earlier learning sequences we described how a static magnetic field cannot change the speed (and therefore kinetic energy) of a free charged particle. A changing magnetic field can, and this is one way particle beams are accelerated. Consider free

    asked on December 5, 2013
  56. magnets

    A very large loop of metal wire with radius 1 meter is driven with a linearly increasing current at a rate of 200 amps/second. A very small metal wire loop with radius 5 centimeter is positioned a small distance away with its center on the same axis (the

    asked on December 5, 2013
  57. magnets

    A 100 gram resistive slider (thick line) moves without friction along a vertical U-shaped conducting track (thin line) that is 50 centimeters wide in a magnetic field of 5 Tesla as shown. The slider's resistance is 20 Ohms. It falls under the influence of

    asked on December 3, 2013
  58. Math

    If two angles of one triangle are congruent to two angles of another triangle, then?

    asked on September 23, 2013
  59. Math

    (-2x-3+8x^2) divide by (1+4x)

    asked on August 7, 2013
  60. MATH

    Complete Problem 34 in Section 5.2 Exercises (Ch. 5) of Essentials of Geometry for College Students. 34. Given: ABC,/ AD bisects

    asked on June 17, 2013
  61. Analytic Algebra

    Verify your results of the 2 linear equations by graphing in the desired graphing program and paste the graph in your assignment document (edit/copy image). 35x + 50y = 2220 x + y = 51 y = 29 x = 22

    asked on November 12, 2012
  62. Physical Chemistry

    The escape velocity, the velocity required by an object to escape from the gravitational field is given V^e = (2gr)^1/2 where r is the radius for Earth (6.37 x 10^6m). At what temperature will the c of an H2 molecule and of an N2 molecule attain the escape

    asked on September 17, 2012
  63. Chem..

    1. The c of a certain gas at 25˚C is 411 m/sec. Determine the molar mass of the gas. 2. The c of a sample of O2 is 575 m/sec. Determine the temperature of the gas.

    asked on September 17, 2012
  64. PHI103

    Sorry, I didn't post my argument the last time. Write two arguments in English, one in the form of modus ponens and one in the form of modus tollens. Then, write the arguments in symbols using sentence letters and truth-functional connectives. The

    asked on September 5, 2012
  65. PHI 103

    Write two arguments in English, one in the form of modus ponens and one in the form of modus tollens. Then, write the arguments in symbols using sentence letters and truth-functional connectives. The following is one of the arguments and I believe it can

    asked on September 5, 2012
  66. Science

    Ms. Sue I understand, but what the professor requested was the following: NOTE: In the “Sample: Outline,” it states that the thesis statement is the last one to three sentences of the introduction. However, the thesis statement must be one sentence in

    asked on June 17, 2012
  67. Math

    At an airport, a flight controller is in a tower 45m above the ground. She observes an airplane flying at a constant altitude at an angle of elevation of 14 degrees from her line of sight. Seven seconds later, the airplane flies directly overhead. If the

    asked on May 31, 2012
  68. Psychology

    How does the elaboration likelihood model helps to explain the relationship between the persuader, the message and audience?

    asked on January 10, 2012
  69. Physic

    A student walks to school 3 blocks North. For lunch he walks to Mcdonald's 3 blocks North. After lunch he returns home 6 blocks South. The magnitude of his total displacement is now

    asked on January 10, 2012
  70. college algenra

    it a log problem? e^x=87

    asked on December 1, 2011
  71. math - earn interest

    invest money that pays 6.3% interest/year compounded quarterly. How long should invest if want to double initial investment?

    asked on November 7, 2011
  72. math - natural logs

    Find the EXACT solution to e^(1-x) = 4^x You must use logs, not just a calculator.

    asked on October 31, 2011
  73. algebra

    How many years and days will it take for a deposit of $700 to double at 4% interest compounded continuously?

    asked on October 29, 2011
  74. math

    ball is thrown up at 88 ft/s from a height of 25 feet. Path of ball is y = -16t^2 + 88t +25. y is the height of ball above the ground t seconds after being thrown. when does it reach maxiumum height? (I got that at 2.75 s) At what time does the ball hit

    asked on October 16, 2011
  75. algebra

    invest $2,000, part earns 6% year and reh rest earned 11% year. Interest at end of year = $155. How much is invested at each rate?

    asked on October 15, 2011
  76. psychiology

    Wihtin groups, differences in intelligence are highly correlated with _______. Between groups, differences are highly correlated with __________. a. heritability; environment b. environment; genes c. heritability; random error in measurmemt d. genes; the

    asked on September 30, 2011
  77. Oceanography

    A 15.75-g piece of unknown metal absorbs 60 cal of heat energy, and its temperature changes form 25 degrees C to 175 degrees C. Calculate the specific heat capacity of this metal.

    asked on September 28, 2011
  78. informal logic

    Officer, please don't give me a ticket. My kids were hungry, and I had to drive fast to get them their food" may commit which fallacy?

    asked on July 23, 2011
  79. Englis

    The teacher said they were going to grade the test over the weekend. __ Pronoun shift in number __ Pronoun shift in person _X_ Ambiguous reference __ No error

    asked on July 2, 2011
  80. Chemistry

    Balanced ionic equation for ClO + Fe(OH)3 = Cl + FeO4. Show electron balance and work

    asked on April 2, 2011
  81. geometry

    what is the area of a trapazoid h=6,b1=5,b2=3

    asked on February 14, 2011
  82. espaniolII

    Por primera, tú necesitas cambiar los hábitos. Si tú trabajas mucho para tener una buena dieta, va a hacer mas feliz también. Es tan difícil para mantener una vida saludable. Es esencial que no comas comida basura y hacer ejercicios todos los dias.

    asked on January 26, 2011
  83. science

    A wagon with a weight of 300N is accelerated across a level surface at 0.5 m/s . What net force acts on the wagon

    asked on December 5, 2010
  84. Precalc

    A woman made $45,000 during the first year of her new job at city hall. Each year she received a 10% raise. Find her total earnings during the first nine years on the job.

    asked on November 13, 2010
  85. Compter programing Design

    Design a program that will ask the user to enter the amount of a purchase. The program should the compute the state and county sales tax. Assume the state sales tax is 4 percent and the county sales tax is 2 percent. The program should display the amount

    asked on October 18, 2010
  86. Health

    How to develop a filing system and determine the number of shelves and the like that will be needed. hospital has asked to keep hard copy records for 4 years. number for the first year 25,000, 2nd - 28,000, 3rd - 32,000 and fourth 40,000

    asked on October 12, 2010
  87. PreCalc

    Consider the function(7+15x^2)/(10x^2+9x+10). Find the function's domain and identify any horizontal and vertical asymptotes Please Help!

    asked on September 23, 2010
  88. economics

    Is the mrts? a. minuse one times the ratio of marginal products for ea. input? b. the slope of the marignal revenue product curve c. the marginal products of either input d. the slope of an icocost curve

    asked on August 3, 2010
  89. Finance

    Camping USA Inc. has only been operating for 2 years in the outskirts of Albuquerque, New Mexico, and is a new manufacturer of a top-of-the-line camping tent. You are starting an internship as assistant to the chief financial officer of the company, and

    asked on June 2, 2010
  90. college algebra

    Solve each variation problem. n varies directly as q, and n= 39 when q=3. Find n when q=8.

    asked on April 23, 2010
  91. college algebra

    u varies inversly as n

    asked on April 23, 2010
  92. college algebra

    Write formula that expresses the relationship described by each statement. Use k for the constant in each case. m varies directly as p.

    asked on April 23, 2010
  93. college algebra

    Find equation of each line form y=mx+b if possible. The line through (3,2) with undefined slope.

    asked on April 23, 2010
  94. college algebra

    Find equation of each line. write answer in slope intercept form. The line parallel to -3x+2y=9 and contains the point (-2, 1).

    asked on April 23, 2010
  95. college algebra

    Find the equation of the line that goes through the given point and has the given slope. Write the answer in slope- intercept form. (-1,-5), -8

    asked on April 23, 2010
  96. college algebra

    Write equation in slope form y+3= -3(x-6)

    asked on April 23, 2010
  97. college algebra

    Determine whether the lines are parallel, perpendicular or neither. y=x+7 y=-x+2

    asked on April 23, 2010
  98. college algebra

    same as previous question. y+4x=8

    asked on April 23, 2010
  99. college algebra

    Find Slope and y intercept for each line that has a slope and y intercept. x+2y=3

    asked on April 23, 2010
  100. college algebra

    Draw line 1 through (-4, 0) and (0, 6). What is the slope of any line parallel to line1? Draw line 2 through the origin and parallel to line1.

    asked on April 23, 2010

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