ali

Popular questions and responses by ali
  1. Math

    A rectangular prism is completely packed with 180 cubes of edge length fraction 1 over 3 inch, without any gap or overlap. Which of the following describes the volume of this rectangular prism? 19 unit cubes and 9 smaller cubes of volume fraction 1 over 27

    asked on January 20, 2016
  2. college chemistry

    From your mass of MgNH4PO4.6H2O collected, calculate your value a) for the mass of "P2O5" in the initial mass of fertilizer analyzed b) the % "P2O5" in the fertilizer. Compare this with the manufacturer's specification. Just want to know how i would go

    asked on September 23, 2015
  3. Calculus

    Two ships leave the same port at noon. Ship A sails north at 22 mph, and ship B sails east at 12 mph. How fast is the distance between them changing at 1 p.m.? (Round your answer to one decimal place.)

    asked on October 10, 2012
  4. Calculus Please help!

    If 7000 dollars is invested in a bank account at an interest rate of 7 per cent per year. A) Find the amount in the bank after 6 years if interest is compounded annually? B) Find the amount in the bank after 6 years if interest is compounded quaterly? C)

    asked on February 21, 2014
  5. Calculus [Implicit Differentiation]

    If √x+√y=10 and y(16)=36, find y'(16) by implicit differentiation. If somebody could please help me by explaining how to solve this problem ! Thank you (:

    asked on November 17, 2012
  6. Statistics

    Let X be a random variable that takes integer values, with PMF pX(x) . Let Y be another integer-valued random variable and let y be a number. a) Is pX(y) a random variable or a number? b) Is pX(Y) a random variable or a number?

    asked on June 17, 2019
  7. math

    translate sentence to inequality The sum of a number times 9 and 30 is at least 17

    asked on May 5, 2019
  8. Statistics

    As in the previous lecture clip, consider the same example of two rolls of a 4-sided die, with all 16 outcomes equally likely. As before, let X be the result of the first roll and Y be the result of the second roll. Define W=XY . Find the numerical values

    asked on June 17, 2019
  9. college chemistry

    From your mass of MgNH4PO4.6H2O collected, calculate your value a) for the mass of "P2O5" in the initial mass of fertilizer analyzed b) the % "P2O5" in the fertilizer. Compare this with the manufacturer's specification. Just want to know how i would go

    asked on September 23, 2015
  10. phy

    a landscape architect is planning an artificial waterfall in a city park. water flowing at 1.70 m/s will leave the end of a horizontal channel at the top of a vertical wall h =2.35 m high . and from there it will fall into a pool ( Fig . P4.18) (a) will

    asked on May 31, 2017
  11. trig

    A space shuttle 200 miles above the earth is orbiting the. Earth once every 6 hours. how far does the shuttle travel in one hour? Note the radius of earth about 4000 miles.

    asked on September 17, 2011
  12. physics

    a block of mass 0.1kg is attached to spring and placed on a horizontal frictionless table .the spring is stretched 20cm when a force of 5n is applied.calculate the spring constant

    asked on April 22, 2017
  13. Investment management

    In this assignment, you will apply the concepts of company valuation that you have just learned to determine whether company XYZ is overvalued. We are currently at the end of year "t". You performed a thorough financial analysis of XYZ and forecast the

    asked on June 10, 2020
  14. chemistry

    Determine the quantity (g) of pure CaCl2 in 7.5 g of CaCl2*9H2O

    asked on November 16, 2015
  15. Langusge Arts

    Can you find 3 metaphors and 10 alliterations in this poem? THE Witch 1.She comes back night, in fearsome flight, 2. In garments black as pitch, 3.The queen of doom upon her broom, 4.The wild and wicked witch, 5.A cackling crone with brittle bones 6.And

    asked on April 14, 2010
  16. math

    Find the approximate area of the shaded region below, consisting of a right triangle with a circle cut out of it. Use 3.14 as an approximation for

    asked on December 5, 2019
  17. ed tech HELP PLS

    why is it important to take responsibility for your online publications? a. What you post can hurt or slander others*** b. people will know who the author is c. your parents need to see what you post d. what you post is important for your grade

    asked on February 16, 2017
  18. pyhsics

    A cannonball is shot (from ground level) with an initial horizontal velocity of 36.0 m/s and an initial vertical velocity of 21.0 m/s. 1) What is the initial speed of the cannonball? 2) What is the initial angle θ of the cannonball with respect to the

    asked on September 8, 2012
  19. Math

    The Mall: My sister likes to go shopping. Yesterday she borrowed a wad of money from Mom and went to the mall. She began her excursion by spending $18 on a new CD. Then she spent half her remaining money on a new dress. Then she spent $11 on lunch. Then

    asked on March 3, 2017
  20. Algebra

    Bob needs to mix 2 cups of orange juice concentrate with 3.5 cups of water to make orange juice. Bob has 6 cups of concentrate. How much orange juice can he make? Please help answer thx

    asked on October 28, 2014
  21. Calculus Help

    A high-speed bullet train accelerates and decelerates at the rate of 4 ft/s2. Its maximum cruising speed is 90 mi/h. (Round your answers to three decimal places.) (a) What is the maximum distance the train can travel if it accelerates from rest until it

    asked on April 19, 2014
  22. Math

    Mr. Kole has 30 students in his class he has twice as many girls as boys what is the ratio of boys to the class

    asked on October 2, 2016
  23. chemistry

    how many moles of fe are present in 30g of rust?

    asked on August 21, 2016
  24. Algebra

    The ratio of North American butterflies to South American butterflies is 5:3. The ratio to South American butterflies to European butterflies is 3:2. There are 30 North American butterflies at the butterfly park. Question A. How many South American

    asked on October 28, 2014
  25. Math

    1. Sally was able to eat 5/8 of her lunch. John ate 75% of his lunch. Who are more of their lunch? a. John b. Sally c. They both ate the same number amount d. The amount cannot be calculated

    asked on October 4, 2017
  26. math

    Write each equation in slope-intercept form. Underline the slope and circle the y-intercept in each equation. 4y=–6+4x all i got is that the y int. is -3/2 and that is correct

    asked on November 3, 2016
  27. Science

    why some people can keep fit by just walking yet others ne lots of running around

    asked on April 27, 2018
  28. math-Urgent help please.

    A diver's elevation is -30 feet relative to sea level. She dives down 12 feet. What is her elevation after the dive?

    asked on August 31, 2015
  29. chemistry

    apply write an expression for the quantity 506,000 cm in which it is clear that all the zeros are significant.

    asked on October 4, 2009
  30. Science

    A drop of oil of volume 10^10m spread out on water to make a circular film of radius 10^1m. What is the thickness of the film

    asked on October 26, 2017
  31. math

    Find a polynomial, which, when added to the polynomial 5x2–3x–9, is equivalent to: 0

    asked on December 21, 2016
  32. management

    Cai is preparing for a cross-cultural negotiation with Yosuke. In preparing for this negotiation, he wants to make sure that he understands Yosuke’s “deep culture.” This means understanding the other side’s (select one):

    asked on May 20, 2020
  33. Math

    TO BE HONEST I DON'T REALLY KNOW SO I WAS WONDERING IF YOU GUYS HELP ME FIND THE ANSWER THANKYOU Ursula has fraction 1 over 2 cup of butter. She uses fraction 1 over 4 cup of butter to make a batch of brownies. Part A: How many batches of brownies can

    asked on January 20, 2016
  34. Math-Urgent help please.

    Two cards are selected, without replacing the first card, from a standard deck. Find the probability of selecting an ace (A), and then selecting a 4 (B): (choose 2) 0.603% 0.592 0.592% They are dependent events. 0.00592

    asked on October 13, 2014
  35. Geometry

    If ABCD = QRST, m∠A = x-10 and m∠Q = 2x-30, what is the m∠A

    asked on July 6, 2017
  36. Fact file

    give one place where vascular bundles are close together

    asked on April 10, 2018
  37. math

    When Kaitlin divided a fraction by 1/2,the result was a mixed number.Was the original fraction less than or greater than 1/2? Explain your reasoning

    asked on October 7, 2014
  38. mathe

    Show that a right-circular cylinder of greatest volume that can be inscribed in a right-circular cone that has a volume that is 4/9 the volume of the cone.

    asked on July 12, 2014
  39. chem com

    How many moles is 158.5 grams of CaCl2

    asked on April 17, 2013
  40. Physics

    A 60 kg is pushed 12m across a horizontal floor by a horizontal force of 200N. The coefficient of kinetic friction is 0.3. How much work went into overcoming friction and how much work went into accelerating the box.

    asked on October 12, 2015
  41. math

    Solve this problem plz... A shopkeeper buys some eggs at 15 cent each.6 of them are broken.while rest are sold at 20 cent each if he makes a profit of $4.8.find eggs he bought?

    asked on January 20, 2016
  42. Physics

    A bicycle and rider travel along a road. Which of the following statements is true? Neither the bicycle nor the rider undergoes a translation. Only the bicycle undergoes a translation. The bicycle wheels rotate and translate the entire bike and the rider.

    asked on January 15, 2015
  43. Physics

    A 0.50 kg mass is attached to a spring with spring constant, k= 43.8N/m. Suppose the mass is pushed upward, so that it rises past the spring’s unstretched position, compressing the spring. Calculate the net force on the mass when the spring is compressed

    asked on January 13, 2018
  44. math

    Belle had the choice of taking out a four year car loan at 8.5% simple interest or a Five year loan at 7.75% simple interest. If she borrows $15,000, how much interest would she pay for each loan? Which option requires less interest?

    asked on September 8, 2014
  45. derivative (fg)'

    This problem tests calculating new functions from old ones: From the table below calculate the quantities asked for (fg)'(–2) x 1 –17 0 –2 f(x) 3 –4335 0 0 g(x) 1 –10097 1 –17 f(x) 7 799 0 4 g(x) 3 1767 –1 27 (fg)'(–2) = ??? ty

    asked on February 22, 2014
  46. ci

    What does it mean to be a good citizen? Be sure to include the three actions you listed in Step 2. What is the difference between a civic duty and a civic responsibility? Be sure to give an example for each to help explain. When have you experienced a

    asked on January 14, 2016
  47. physics

    a hockey puck rebounds from a board. the puck is in contact with the board for 2.5 ms. dertermine the acceleration of the puck over the time interval. V(i) = 26 m/s...at angle of 22 degrees. V(f) = 21 m/s...at angle of 22 degrees. a=?

    asked on January 27, 2011
  48. Physics

    A particle has a charge of +1.5 µC and moves from point A to point B, a distance of 0.18 m. The particle experiences a constant electric force, and its motion is along the line of action of the force. The difference between the particle's electric

    asked on January 12, 2011
  49. Math

    The graph of f(x)=sin(x) is transformed into a new function, g(x), by stretching it vertically by a factor of 4 and shifting it 3 units to the right. What is the equation of the new function g(x)?

    asked on May 6, 2019
  50. Fact file

    give one place where vascular bundles are spread out

    asked on April 10, 2018
  51. Investment

    On April 16, 2012, the President of Argentina introduced a bill for the re-nationalization of the country's largest energy company, YPF. In more concrete terms, Argentina expropriated the shares that a foreign investor (Repsol) held in the company. Into

    asked on June 22, 2020
  52. Math

    The mean monthly wages of 7experienced and 5 inexperienced workers is 1000 .If the mean monthly wage of the 5 inexperiencedworkers is 846 find the mean monthly wage of 7experienced workers

    asked on November 27, 2018
  53. Scince

    suggest and explain what happens to the movement of sugar in winter when a tree has no leaves

    asked on April 1, 2018
  54. Geometry

    When constructing inscribed polygons and parallel lines, how are the steps different? A. A protractor is used to take measurements B. Four right angles are created. C. A compass is used to copy an angle. D. There are no similarities. I think it's C? What

    asked on October 13, 2017
  55. Math

    1. Is it possible for a composite number to have more than one prime factorization? 2. Is it possible for a number to have no prime factors? Why? 3. Give an example of how prime factorization could be used in the real world

    asked on January 14, 2016
  56. physics

    You are on an airplane traveling 30° south of due west at 130.0 m/s with respect to the air. The air is moving with a speed 31.0 m/s with respect to the ground due north. 1) What is the speed of the plane with respect to the ground? 2) What is the heading

    asked on September 10, 2012
  57. math

    The perimeter of a rectangular pool is 84 feet. The width of the pool is half the length. What are the measurements of the rectangular pool?

    asked on March 20, 2012
  58. Chemistry

    Describe how you would obtain pure crystals of Sodium chloride from a muxture of solid sodium chloride and solid zinc carbonate Step1 Step 2 Step 3 1. Add HCl to react with the carbonate. The products are zinc chloride, CO2, and water. The CO2 leaves as a

    asked on April 24, 2007
  59. Chemistry

    Solutions of potassium carbonate, copper(II) chloride, and lead(II) nitrate are each added to a beaker. Will any compound(s) precipitate from solution? Write a balanced net ionic equation for any precipitation reaction that occurs. I have gotten this so

    asked on October 22, 2013
  60. physics

    A stone is launched straight up by a slingshot. Its initial speed is 20.1 m/s and the stone is 1.30 m above the ground when launched. Assume g = 9.80 m/s2. (a) How high above the ground does the stone rise? (b) How much time elapses before the stone hits

    asked on January 24, 2012
  61. maths

    a quality control inspector found that 1.3percent of 1500 computer inspected were defective how many computer were defective

    asked on February 14, 2016
  62. chem com

    3PbO + 2NH3 ---> 3Pb + N2 + 3H2O Based on the above balanced equation, If given 12.6 moles of NH3, how many moles of lead (Pb) will be produced

    asked on April 17, 2013
  63. chemistry

    The Measured voltage of the cell Pt H2 (1.0atm) H+ // Ag+ (1.0M) Ag ia 1.02 V at 25degrees. Gven E cell is 0.80V, calculate the pH of the solution.

    asked on November 2, 2009
  64. Social Studies

    Mongolia, Japan, and the koreas are largely ______, with large majority ethnic groups. However, the _____, make up a small minority group on the Japanese island of Hokkaido.China's largest ethnic groups of the Han, but the large country has many minority

    asked on October 21, 2019
  65. Math

    1) for any three consecutive numbers, what can you say about odd numbers and even numbers? Explain. 2 A)Mirari conjectures that, for any three consecutive numbers, one number would be divisible by 3. Do you think Mirari is correct? Explain. 2 B) Gia claims

    asked on October 9, 2017
  66. trig

    if cot(x-10)=tan(4x) what does x equal?

    asked on March 4, 2012
  67. trig

    Verify the identity sin 3x cos 3x = 1/2 sin 6x can you show step by step please

    asked on April 19, 2010
  68. chemistry

    Why reversible reaction never complete

    asked on June 21, 2016
  69. Maths area

    Mr dodson wants to fence an area that is 8 feet by 10 feet how muchfence will he need

    asked on September 26, 2015
  70. com 150

    Identify the topic and three subtopics for your expository essay. · Provide three credible sources from the Internet for your expository essay and cite the sources in APA format. · Address the following question: Which subpoint or subpoints on your mind

    asked on June 29, 2008
  71. Ela

    Read the following passage. Many people take in their daily dose of caffeine with the first cup of coffee or sips of soda. While a moderate amount of caffeine consumption is safe, experts warn that too much caffeine can pull too much water from a person's

    asked on October 23, 2020
  72. 4th grade math

    A park guide plans the swan boat rides for 40 people. Each boat can carry 6 people at a time. What is the best way to interpret the remainder of 40/6 in this situation so that everyone gets a ride? How do I show the work?

    asked on February 1, 2015
  73. Algebra

    A collector has 120 movie posters and 100 band posters. She wants to sell 24 movie posters but still have her poster collection maintain the same ratio of 120:100. If she sells 24 movie posters, how many band posters should she sell? Explain thx

    asked on October 28, 2014
  74. Statistics-Help please??

    Given a mean of 25 and a standard deviation of 2.3, what is the z-score of a data value of 29? I don't understand the formula they gave me for the z-score, so I dunno where to start. /:

    asked on October 8, 2014
  75. math

    t is a 7-digit even number.there is no repetition of digits.the digit 5 is in in thousands place.the greatest digit is in millions place.the digit in the hundred thousands place is twice the digit in the hundreds place.the digit in the hundreds place is

    asked on September 18, 2013
  76. physics

    Batman, whose mass is 119 kg, is holding on to the free end of a 14.6 m rope, the other end of which is fixed to a tree limb above. He is able to get the rope in motion as only Batman knows how, eventually getting it to swing enough that he can reach a

    asked on February 25, 2011
  77. Physics

    A ball is allowed to fall freely from certain heightn. What distance it covers in 1st second?

    asked on January 11, 2017
  78. math

    Solve this plz The area of a rectangle is 1680msq.if it's diagonal is 58 m long find the length & width of the rectangle

    asked on January 22, 2016
  79. 4th grade math fraction

    Ashley bought 4 packages of juice boxes. There are 6 juice boxes in each package. She gave 2 juice boxes to each of 3 friends. How many juice boxes does Ashley have left?

    asked on February 2, 2015
  80. f

    You have just purchased a new warehouse. To finance the purchase, you’ve arranged for a 35-year mortgage for 85 percent of the $3,100,000 purchase price. The monthly payment on this loan will be $17,200. What is the APR on this loan? What is the EAR on

    asked on January 28, 2015
  81. math

    The least common multiple of two numbers is 60, and one of the numbers is 7 less than the other number. What are the numbers? Justify your answer. Any help would be greatly appreciated. Thanks in advance.

    asked on September 4, 2014
  82. Calculus Please help!

    Use implicit differentiation to find the slope of the tangent line to the curve at the point (1,3) -4x^2+4xy-2y^3=-46 m=____? ty guys so much!

    asked on February 21, 2014
  83. math

    Tony is 1/2 of a mile ahead of Laura on a jogging path. If Tony is running at 5 miles per hour, and Laura is running at 7 miles per hour, how long will it take Laura to catch up with Tony?

    asked on September 12, 2013
  84. grammar

    correct the grammar of the following text: Jason Turner thought he did the right thing when he had seen a man get into a car and drive off much too fast. A year earlier, another dangerous drive was injuring a friend of his, when he was knocking him off his

    asked on November 20, 2012
  85. math

    find the sum of the first 8th term of the Geometric progression, 1,3,9,27

    asked on November 5, 2010
  86. Physics

    A 6.0 kg block,starting from rest, slides down a frictionless incline of length 2.0 m. When it arrives at the bottom of the incline its speed is vf. At what distance from the top of the incline is the speed of the block .5 vf

    asked on September 20, 2010
  87. science

    DDT is stored in body fat and remains toxic for many years. Explain why these characterestics are undersirable in a pesticide. What characteristics would you want in a pesticide to make it less harmful to non-pest organisms?

    asked on September 23, 2009
  88. us history

    What big idea of American government does The House of Burgesses Fall under? Delf Government, Limited government, representative government or common law.

    asked on September 18, 2008
  89. Chemistry

    In a eudiometer, 20 ml of a gaseous hydrocarbon A is mixed with 150 ml of oxygen gas. The combustion of A is initiated by an electric spark. After cooling and condensing the vapour, the volume of the gaseous mixture is 110 ml, of which 80 ml causes

    asked on April 28, 2019
  90. Mathematics

    The points A,B,C and D are consecutive vertices of a regular polygons with 20 sides.Calculate angles (a) ABC (b) ACD (c) ABD

    asked on March 2, 2019
  91. financial mathematics

    bernard burrows rm8889 at 15%per annum simple interest. he agrees to settle the loan by paying x ringgit, 2x ringgit and 3x ringgit in two months, five months and nine months respectively.find the value of x using the present as the focal date

    asked on June 10, 2016
  92. math

    Plz solve this problem.. A wire of 100 cm is cut into two parts and each part is bent to form square.if the sum of the areas of two squares is 425 cm square.find the length of side of two square.

    asked on January 21, 2016
  93. chemistry

    0.5g of an organic compound x (containing carbon hydrogen oxygen) produces 0.733g of carbondioxide and 0.3g of water on complete combustion.the max spectrum shows mr=60.determine molecular formula of x

    asked on December 6, 2015
  94. Calculus

    The base of a solid in the first quadrant of the xy plane is a right triangle bounded by the coordinate axes and the line x + y = 2. Cross sections of the solid perpendicular to the base are squares. What is the volume, in cubic units, of the solid?

    asked on July 28, 2015
  95. physics

    In a new scenario, the block only makes it (exactly) halfway through the rough spot. How far was the spring compressed from its unstretched length?

    asked on October 4, 2012
  96. Math

    what is the scientific notation of 1,890,000

    asked on January 24, 2012
  97. calculus

    Differentiate the function. h(x)= ln(x+ sqrt(x^2 -4))

    asked on November 9, 2011
  98. algebra

    Susie has a budget of $92 to spend on clothes. The shorts she wants to buy are on sale for $14 each. The shirts are on sale for $12 each. If Susie purchases four shorts, what is the maximum number of shirts she can buy to go with the shorts?

    asked on October 24, 2011
  99. physics

    as a baseball player strikes the ball with his batt the 1kg bat applies an average force of 250N on the .15kg baseball for .2 seconds. A) what is the force applied by the baseball on the bat? what is the acceleration of the baseball? C) what is the speed

    asked on October 20, 2011
  100. statistics

    If 50% of the automobiles sold by an agency for a certain car are equipped with diesel engines, let X represent the number of diesel models among the next 5 cars sold by this agency, write the probability distribution of X.

    asked on June 3, 2011

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