Popular questions and responses by G
  1. math

    What is the measure, in degrees, of the acute angle formed by the hour hand and the minute hand of a 12-hour clock at 6:48?

    asked on March 12, 2015
  2. algebra 1

    A charity fair raised $6,000 by selling 500 lottery tickets. There were two types of lottery tickets: A tickets cost $10 each, and B tickets cost $60 each. How many tickets of each type were sold?

    asked on January 21, 2014
  3. Science

    How might creativity help a scientist? A.Creativity allows a scientist's findings to be trusted. B.Creativity allows a scientist to develop new ideas or evaluate old ideas in a new way. C.Creativity assures that the scientist has a sense id right and

    asked on August 22, 2014
  4. math

    An isosceles, obtuse triangle has one angle with a degree measure that is 50% larger than the measure of a right angle. What is the measure, in degrees, of one of the two smallest angles in the triangle? Express your answer as a decimal to the nearest

    asked on March 23, 2015
  5. geometry

    If BE−→− bisects ∠ABD and m∠ABE = 28°, find m∠ABD.

    asked on July 7, 2016
  6. math

    The ratio of measures of two complementary angles is 4 to 5. The smallest measure is increased by 10%. By what percent must the larger measure be decreased so that the two angles remain complementary?

    asked on March 11, 2015
  7. Math

    Two complementary angles, A and B, have measures in the ratio of 7 to 23, respectively. What is the ratio of the measure of the complement of angle A to the measure of the complement of angle B? Express your answer as a common fraction.

    asked on March 4, 2015
  8. math

    A 2 inch by 2 inch square has its area increased by 21 square inches producing a new square. How many inches long is a side of the new square?

    asked on March 23, 2015
  9. Microeconomics

    Each year, the United States considers renewal of Most Favored nation (MFN) trading status with China. Historically, legislators have made threats of not renewing MFN status because of human rights abuses in China. The game below reflects the potential

    asked on October 13, 2008
  10. math

    The rectangle pictured consists of two squares placed side by side. The perimeter of the rectangle is 60 cm. What is the number of square centimeters in the area of the rectangle?

    asked on March 23, 2015
  11. Precalculus

    Write y^2 + 8x = 0 in polar form.

    asked on November 9, 2012
  12. math

    The inner circumference of a circular track is 440 m. The track is 14 m wide. Find the diameter of the outer circle of the track.

    asked on March 31, 2017
  13. English

    My answers are *** The word that are supposed to be in italics are in all capitals. 1. Choose the answer that best matches the word in italics. When London speaks of Buck METAMORPHISING, he means that Buck lost his appetite. changed into a different kind

    asked on December 17, 2016
  14. English

    PLEASE LET ME KNOW IF THESE ARE ALL RIGHT! 1. Choose the answer that best matches the word in italics. Samantha tried to look IMPASSIVE when they announced her essay as a finalist in the competition. (1 point) surprised*** unemotional unsure vibrant 2.

    asked on September 28, 2016
  15. math

    An 8-inch by 8-inch square is folded along a diagonal creating a triangular region. This resulting triangular region is then folded so that the right angle vertex just meets the midpoint of the hypotenuse. What is the area of the resulting trapezoidal

    asked on March 23, 2015
  16. math

    Rectangle WXYZ is drawn on triangle ABC, such that point W lies on segment AB, point X lies on segment AC, and points Y and Z lies on segment BC, as shown. If

    asked on March 21, 2015
  17. math

    how to find the four geometric means between 5 and 1215

    asked on December 9, 2010
  18. Chemistry

    Which amount of heat is released when 75.0 g of water at 0° C is frozen to ice?

    asked on May 29, 2016
  19. Science

    What type of scientific thinking did alfred wegener employ to develop his theory? A.Inductive reasoning B.Deductive reasoning C.Skeptical reasoning D.Subjective reasoning Is the answer A?

    asked on August 22, 2014
  20. Business Finance

    21.Ogden wants to save for a trip to Australia. She will need $12,000 at the end of four years. She can invest a certain amount at the beginning of each of the next four years in a bank account that will pay her 6.8 percent annually. How much will she have

    asked on July 16, 2010
  21. Economics

    Indicate the effect that each of the following conditions will have on a company's average variable cost (AVC) and average total cost (ATC) curves: a. The movement of a company's administrative offices from New York City to New Jersey where rent costs are

    asked on November 1, 2010
  22. college

    15.Pedro Martinez wants to invest $25,000 in a spa that his sister is starting. He will triple his investment in six years. What is the rate of return that Pedro is being promised

    asked on July 15, 2010
  23. chemistry

    thanks Dr.Bob, I got that question. I also have another question that I am having trouble on. I am being asked to arrange the oxides in each of the following groups in order of increasing basicity: (a) K2O, Al2O3, BaO (b) CrO3, CrO, Cr2O3 I know the

    asked on July 6, 2010
  24. chemistry

    Calculate the pH for each of the following solutions: (a) 0.10 M NH3 (b) 0.050 M C5H5N (pyridine)

    asked on July 6, 2010
  25. Algebra

    The folrmula F=9/5c+32 can be used to make temperature conversions with the Celsius ans Fahrenheit temperature scales. F-Fahrenheit temperature C=Celsius temperature Convert 100 degress Fahrenheit to the Celsius temperature scale. Book says answer is 37.78

    asked on February 11, 2008
  26. Math

    Suppose an object is dropped from a height h0 above the ground. Then its height after t seconds is given by h = −16t 2 + h0, where h is measured in feet. Use this information to solve the problem. A ball is dropped from the top of a building 59 ft tall.

    asked on January 24, 2015
  27. Solid Mensuration

    A spherical wooden ball 1 ft in diameter is used as a float for a boat. If the ball sinks to a depth of 7 inches, find the area of the wetted surface.

    asked on April 3, 2013
  28. Finance

    17.Elegant Designers have generated sales of $625,000 for the current year. If they can grow their sales at a rate of 12 percent every year, how long will they take to triple their sales?

    asked on July 16, 2010
  29. biology

    Blood glucose level is regulated by a feedback loop, shown in the diagram below. People with diabetes either cannot make insulin, or their bodies cannot use insulin properly. What does the diagram suggest about the effectiveness of the feedback loop at

    asked on June 26, 2019
  30. Computer Programming

    Must be in pseudocode. Compute the income tax due on taxable income entered by the user, given the data as shown in the following table. Be sure to include error checking to make sure the user does not enter a negative number. Assume all entries are

    asked on July 31, 2017
  31. math

    Point X is on side of line AC of triangle ABC such that

    asked on March 21, 2015
  32. math

    A box with a square base and no top is to be made from a square piece of cardboard by cutting 4-in. squares from each corner and folding up the sides, as shown in the figure. The box is to hold 324 in3. How big a piece of cardboard is needed?

    asked on January 24, 2015
  33. Chemistry

    Iron 3 hydroxide reacts with acetic acid to form iron 3 acetate and water. If 45.4g of water are formed,what mass of iron 3 acetate will be produced? •Fe(OH)3+3HC2H3O2--->Fe(C2H3O2)+3H2O 45.4H2O( ? Fe(C2H3O)) ---------------------------------------- ( ?

    asked on January 18, 2015
  34. math

    a circular pizza box logo has a sector with a central angle of 80 degrees and a diameter of 16 inches. Find the area of this sector

    asked on April 23, 2014
  35. Microeconomics

    Monopolistic Competition A monopolistically competitive market could be considered inefficient because: A. Marginal revenue exceeds average revenue B. Price exceeds marginal cost C. Efficient scale is realized in the long run, but not in the short run D.

    asked on October 20, 2008
  36. Chemistry

    A sphere of metal has a radius of 5.7 cm and a density of 8.33 g/cm^3. What is the mass of the sphere? Answer in units of g.

    asked on October 9, 2015
  37. geometry

    An equilateral triangle and a square both have perimeters of 48 inches. What is the ratio of the length of the side of the triangle to the length of the side of the square?

    asked on March 24, 2015
  38. geometry

    In triangle ABC, the measure of

    asked on March 20, 2015
  39. Eng 2

    Which sentence has a compound predicate with a direct object? a) Anne backes cakes and cookies. b) Anne loves to bake cakes. c) Anne took baking classes d)Anne baked a cake and ate it

    asked on January 21, 2014
  40. chemistry

    What is the maximum mass of H2O that can be produced by combining 90.8 g of each reactant

    asked on February 18, 2013
  41. Phsyics

    Determine the magnitude and direction of the gravitational force exerted a) on the Moon by Earth and b) on Earth by Moon.

    asked on December 18, 2012
  42. Physics

    1) Which control on a music player or television set allows you to increase or decrease amplitude of the sound waves that come out of it? 2)Ripple tanks are used to observe two-dimensional waves. What should be the name of the amplitude control for

    asked on April 24, 2012
  43. chemistry

    What is/are the amino acid products when we have an mRNA that is AUGAAAUUU?

    asked on July 14, 2011
  44. Finance

    25.Largent Supplies Corp. has borrowed to invest in a project. The loan calls for a payment of $17,384 every month for three years. The lender quoted Largent a rate of 8.40 percent with monthly compounding. At what rate would you discount the payments to

    asked on July 16, 2010
  45. Micoreconomics

    As a general rule, profit-maximizing producers in a competitive maket produce output at a point where: A) Marginal cost is increasing B) Marginal cost is decreasing C) marginal revenue is increasing D) Price is less then marginal revenue I picked C? The

    asked on September 1, 2008
  46. Geography

    Did I answer these correctly? Q. Continent southeast of North America A. South America,Africa Q.How far is Panama City, Panama from San Salvador, El Salvador? A. 659 miles Q. Most of Cuba has an elevation of A. 0 to 500 feet above sea level Q. The

    asked on December 7, 2016
  47. Math

    A bag of wood chips weighs 12.4 lbs. how much does a bag containing 0.42 times as many wood chips weghs?

    asked on November 10, 2016
  48. algebra

    The weight of a rock sample is measured to be 2.5 pounds. What is the percent of error in the measurement?

    asked on September 29, 2015
  49. PSAT

    From 1990 to 1995, the value of one share of stock of XYZ corporation increased by 25%. if the value was D dollars in 1995, what was the value in 1990?

    asked on September 22, 2014
  50. pre ap chem

    determine the partial pressure of hydrogen if it's collected over water at 23 degrees celsius and the system has a total pressure of 724 mmHg then determine the mole fraction of water vapor in the system

    asked on March 6, 2013
  51. physics

    After 6.00 kg of water at 80.4 oC is mixed in a perfect thermos with 3.00 kg of ice at 0.0 oC, the mixture is allowed to reach equilibrium. When heat is added to or removed from a solid or liquid of mass m and specific heat capacity c, the change in

    asked on December 1, 2012
  52. computers

    19. The major reason for the predominance of the PCI bus in the latest models of PCs is that End of exam A. it's exclusively manufactured in the USA. B. the size and form factor make it easy to package. C. the technology was released as open source. D. it

    asked on September 18, 2012
  53. Biology

    Why is knee-jerk reflex exaggerated after the book is clenched?

    asked on September 18, 2012
  54. chemistry

    What are the products ? CH3-CH2-CH2-CH3 + Br2→

    asked on July 14, 2011
  55. chemistry

    Why do you think an input of energy is required into a glucose molecule before we can break it down for energy?

    asked on July 14, 2011
  56. chemistry

    How many moles of CO2 would be made if you have 8 moles of C3H8? C3H8 + 5O2 → 3CO2 +4 H2O

    asked on July 14, 2011
  57. chemistry

    What is/are the amino acid products when we have an mRNA that is AUGAAAUUU?

    asked on July 14, 2011
  58. chemistry

    How many TOTAL carbons does 3 ethyl 5, 6 di methyl decane have?

    asked on July 14, 2011
  59. chemistry

    What is the product when ethanol is oxidized?

    asked on July 14, 2011
  60. chemistry

    How many kilojoules of heat energy does it take to change the temperature of 50 grams of water from 20 C to 24 C?

    asked on July 14, 2011
  61. chemistry

    If I add more and more HCl to a solution, what will happen to the pOH?

    asked on July 14, 2011
  62. Chemistry

    If the solvent had been impure (that is, contaminated with soluble material); how woild this affect delta Tf (explain) and how would this effect the calculated molar mass?

    asked on March 14, 2011
  63. Finance

    22.A lottery winner was given a perpetual payment of $11, 444. She could invest the cash flows at 7 percent. What is the present value of this perpetuity?

    asked on July 16, 2010
  64. Microeconomics

    If the wage exceeds the value of the marginal product of labor, then hiring another worker: A. Decreases the firm’s total revenue B. Increases the firm’s profit C. Increases the firms total cost D. All of the above are correct I picked A? As a result

    asked on October 27, 2008
  65. Microeconomics

    When firms in a perfectly competitive market face the same costs, in the long run they must be operating: A) Under diseconomis of scale B) With small but positive levels of profit C) At their efficient scale D) All of the above are correct I picked C? A

    asked on September 4, 2008
  66. Algebra

    Quadratic Formula Using +/- for plus or minus Using \/ radical sign *****************_________ Formula: -b +/- \/b^2-4ac ********____________________ *****************2a Equation: x^2 - 25 = 0 Books says answer is 5 and -5. I can get the 5. I do not get

    asked on June 12, 2008
  67. Algebra-Graphing Linear Equation


    asked on March 8, 2008
  68. Algebra

    Fomula: A=1/2(b1+b2)h A=area of a trapezoid b1=width at the top b2-width at the bottom h=height A 7-foor tall trapezoid has 42 square feet of area. If is is 9 feet wide at the bottom, how far across is it at the top?

    asked on February 15, 2008
  69. Science

    How might a scientist use a model to test a hypothesis?

    asked on March 2, 2020
  70. SS

    Can ANYBODY give me the answer to Lesson 7: uNIT TEST Social Studies 7B Unit Arkansas Geography

    asked on February 7, 2019
  71. Math

    A __ has volume because it is a __ figure Class room floor can of soup rooftop Two - dimensional Three Dimensional I think its Class room floor and Three Dimensional

    asked on October 13, 2017
  72. math

    A rectangular school banner has a length of 54 inches and a width of 36 inches. A sign is made that is similar to the school banner and has a length of 17 inches. What is the ratio of the area of the school banner to the area of the sign?

    asked on September 14, 2017
  73. math

    A 6-foot person standing 15 feet from a streetlight casts a 15-foot shadow. Two similar triangles are formed. One triangle is formed by the person and the shadow that the person casts. A second triangle is formed by the streetlight and the ground from the

    asked on September 14, 2017
  74. Chemistry

    The equation is: CuSO4(s) + Zn(s) -> Cu(s) + ZnSO4(aq) 3.22 g of powdered zinc is added to 200ml of 0.5M copper sulfate solution. What mass of copper is deposited? Hi guys. I am confused about the stoichmetry question. Q: The equation is: CuSO4(s) + Zn(s)

    asked on October 10, 2015
  75. Science

    An electron travels 1.23 m in 4.66 × 10−8 s. How fast is it traveling? Answer in units of m/s.

    asked on October 9, 2015
  76. Conversions?

    1) Express 4106 mockingbirds in kilomockingbirds. Answer in units of kmockingbird. 2) Express 10^−3 phones in microphones. Answer in units of µphone.

    asked on October 9, 2015
  77. Chemistry

    What is the mass of water required to fill a circular hot tub 3.6 m in diameter and 1.3 m deep? Answer in units of kg.

    asked on October 9, 2015
  78. Math

    I tried so hard for the question below and I couldn't figure it out. Please show some working out. Thanks 10 owners of pedigree dogs will enter the arena to parade their dogs by walking around a circular track. 3 dogs cannot get along together but their is

    asked on July 28, 2015
  79. Geometry

    Two triangles are similar. The ratio of their areas is 1:4. If the height of the smaller triangle is 3 cm, how long is the corresponding height of the larger triangle, in centimeters? does this mean that i just multiply the numbers of the sides by four?

    asked on April 1, 2015
  80. math

    An equilateral triangle and a square both have perimeters of 48 inches. What is the ratio of the length of the side of the triangle to the length of the side of the square? Express your answer as a common fraction.

    asked on March 26, 2015
  81. programming

    Step 1: Design a flowchart or write pseudocode for a program that allows a user to enter 12 numbers, then displays all of the numbers (in the order they were entered) as well as the largest number and the smallest number. Step 2: Implement and test your

    asked on November 25, 2014
  82. Physics

    A beaker of mass 5kg containing oil of mass 17.4 kg and density 8.5 x102kg/m3 rests on the scale A block of iron of mass 6.7kg is suspended from the spring scale and completely submerged in the oil as shown in Figure below. Determine the equilibrium

    asked on November 3, 2014
  83. physics

    Assuming you are on Earth, where acceleration due to gravity is 9.81 meters/second2, and you have a pendulum with a cord that is 0.65 meters long, what is the period?

    asked on October 31, 2014
  84. Grammar

    Select the correctly punctuated sentence. 1. Thank you for asking me to meet with your patient, Wonder Woman, who came to the appointment accompanied by her husband. 2.Thank you for asking me to meet with your patient Wonder Woman who came to the

    asked on October 23, 2013
  85. chemistry

    In a household radiator, 1000 g of steam at 100 C condenses. How much heat is released?

    asked on February 12, 2013
  86. physics

    how to use the values of total energy and potential energy in a graph?

    asked on December 19, 2012
  87. Lies

    What is a synonym for ugly

    asked on November 13, 2012
  88. Precalculas

    The sum of the first 30 terms of one arithmetic sequence is 300 more than the sum of the first 30 terms of another arithmetic sequence. what could the sequences be?

    asked on September 9, 2012
  89. Physics

    1. A car starts from rest and accelerates uniformly at 3.0 m/s2. A second car starts from rest 6.0 s later at the same point and accelerates uniformly at 5.0 m/s2. How long does it take the second car to overtake the first car? 2. A ball is thrown downward

    asked on February 16, 2012
  90. Accounting

    If you are closing out a company how would you handle retained earnings? Example: If I opened a company with my own cash for $1,000.00. I know the entry would be: $1,000.00 DB to cash $1,000.00 CR to Retained Earnings If I used the $1,000.00 cash to pay

    asked on January 24, 2012
  91. math

    Gemma says that a regular polygon cannot have an exterior angle of 25 degrees. Is she correct? Explain your answewr.

    asked on November 8, 2011
  92. chemistry

    Which of the following will lie flat on a plane? Methane, ethane, ethene, ethyne, chloromethane?

    asked on July 10, 2011
  93. pre calc

    the longest side of a triangle is 34 feet. the measures of two angles of the triangle are 40 and 65 degrees. find the lengths of the other two sides using law of sines and cosines

    asked on April 28, 2011
  94. Chemistry

    Why would you use weighing paper instead of filter paper for weighing the unknown sample?

    asked on March 14, 2011
  95. Chemistry

    If some soluble material contaminated your solution after it had been prepared, how would this effect the measured delta Tf and the calculated molar mass of solute? Explain.

    asked on March 14, 2011
  96. Chemistry

    What is the relationship between delta T and molar mass of solute? The larger the value of delta T, the (larger,smaller) the molar mass of the solute?

    asked on March 14, 2011
  97. Chemistry

    Assume you had used a well calibrated thermometer to measure the freezing point of a solvent, can you tell from the cooling curve if the solvent is contaminated with soluble material? If yes, how can you tell?

    asked on March 14, 2011
  98. science

    A golf ball and a ping-pong ball are dropped in a vacuum chamber. When they have fallen halfway down, they have the same?

    asked on March 1, 2011
  99. Physics

    A monkey swings on a vine and at the bottom of the swing while moving horizontally lets go of the vine aiming for another vine 19 meters away horizontally and whose bottom is 13.5 meters below the monkey. How fast must the monkey be moving to the nearest

    asked on September 10, 2010
  100. Physics

    A boat is traveling with a speed 7.2 mph over the water and at a direction of 87 degrees counterclockwise from east. The river itself is flowing east at 4.9 mph relative to its bank. What is the speed of the boat relative to the river bank to the nearest

    asked on September 10, 2010


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