1. Math

    The height of a Norway Spruce is 10 feet. 2 1/2 feet per year, how long will it take the tree to reach the height of 25 ft? Write an equation that could be used to find how long it will take for the tree to reach a height of 25 ft.

    asked by Amy on September 6, 2016
  2. biology

    I understand that a prokaryotic cell has ribosomes smaller than 70s. But what i don't understand is what 70s accutually means. Please could someone explain what 70s means to me? thank you

    asked by sam on June 11, 2008
  3. math

    Part 1:Is it possible for a composite number to have more than one prime factorization? Is it possible for a number to have no prime factors? Why? I think it is possible for a composite to have more then one prime factorization Part 2: Give an example of

    asked by Luna on September 11, 2017
  4. science

    A distant spaceship carrying a red headlight, emitting light with wavelength 600nm, is heading towards the earth. Observers on the earth detect the light from the headlight as ultraviolet light with wavelength 200nm. What is the velocity of the spaceship?

    asked by Relativity quest. help pls on March 9, 2014
  5. algerbra

    sasha researched the size of zoos in her state. she found that the zoo in the north part of the state is almost twice as large as the zoo in the south. she also found that the zoo in the south part of the state has 200 fewer than twice the number of

    asked by ann on January 10, 2014
  6. science physics solar

    A given monocrystalline silicon solar cell has the following specifications: Isc=5A Voc=0.6V 72 identical cells with the above specifications are to be interconnected to create a PV module. What is the open-circuit voltage (in V) of the PV module if all

    asked by pritam on January 28, 2017
  7. CHEMISTRY

    Lysozmyne is an enzyme that breks bacterial cell walls. A solution containing 0.150g of this enzyme in 210ml of solution has an osmotic pressure of 0.217kPa at 25*C. What is the molar mass of Lysozmyne? I cant find the chemical formula anywhere. I have

    asked by lulu78 on October 16, 2010
  8. math

    Three pieces of wood are needed for a project. They are to be cut from a 90-cm-long piece of wood. The longest piece is to be 3 times as long as the middle-sized piece and the shortest piece is to be 10 cm shorter than the middle-sized piece. Can this be

    asked by Annie on May 23, 2010
  9. Math

    Three pieces of wood are needed for a project. They are to be cut from a 90-cm-long piece of wood. The longest piece is to be 3 times as long as the middle-sized piece and the shortest piece is to be 10 cm shorter than the middle-sized piece. Can this be

    asked by Anonymous on June 2, 2010
  10. Math

    Solve the inequality. 3(h+5)

    asked by Anonymous on December 9, 2009
  11. 4th grade

    what part of speech is batteries

    asked by Tim on September 1, 2010
  12. P5 Science - Energy

    Need help.. Why do you think the other part of the leaf did not contain starch?

    asked by J.Sarah on September 25, 2014
  13. Math

    What part of a mile is 1 rod

    asked by Kitty on April 23, 2015
  14. PLEASE HELP ASAP

    which values will be part of the sequence? 3,4.5,6,7.5,...

    asked by Anon on May 4, 2016
  15. english

    What part of speech is coursework?

    asked by dee on January 1, 2014
  16. Math

    At 4 p.m., what part of a day has elapsed?

    asked by George on September 14, 2011
  17. math

    what part of a day is 45 minutes?

    asked by joe on March 28, 2011
  18. grammar

    what part of speech is..... don't,better,let,to,can, and then???

    asked by taylor on November 29, 2009
  19. HELP ONLY ONE QUESTION!!!!!!!!!!!! HELP ASAP ASAP!

    What is a cyber community, and when am I a part of it?

    asked by thatsme on February 27, 2014
  20. geometry

    what are part owners in a corporation

    asked by Brieeshia on March 22, 2011
  21. Math

    What part of a yard is 1 1/2 feet?

    asked by Alyson on April 1, 2015
  22. math

    What is the imaginary part of −169−−−−√?

    asked by ayan on March 21, 2013
  23. 5th grade

    if 5/17 of region is shaded what part is not?

    asked by d on November 12, 2010
  24. Math

    Write an example of a part to whole ratio.

    asked by Amy on October 6, 2014
  25. Math

    What part of an hour is 40 minutes?

    asked by Rhett cowley on May 5, 2014
  26. Math (Ms.Sue)

    How do you write an example of a part to whole ratio?

    asked by Amy on October 6, 2014
  27. math

    what part of a mile is 1 rod

    asked by maxwell on February 5, 2013
  28. Early childhood

    Which of the following is not part of a learning prescription?

    asked by Ebony on March 18, 2014
  29. math

    what part of a foot is 6 2/3 inches?

    asked by Gio on June 2, 2011
  30. math

    If A=2/3B,B=2/3C,and C=2/3D,what part of D is B? a. 8/27 b. 4/9 c. 2/3 d. 75 e. 4/3 please answer and explain

    asked by thomas on May 2, 2014
  31. eighth grade english parts of speech

    what part of speech is the word in

    asked by shakiria marsh on September 26, 2010
  32. Data Science Visyulaization

    Finish the visualization part

    asked by Yanxiang on November 5, 2017
  33. literature

    the short story part 2

    asked by Anita on November 5, 2010
  34. language

    what part of speech is has passed

    asked by chan on November 29, 2010
  35. accounting

    Customer relations are usually part of:

    asked by angie on April 19, 2013
  36. biology

    which of the following is not a part of the theory of evolution

    asked by jamie on May 13, 2014
  37. 10th grade

    Is dictatorship part of democratic

    asked by ritu on September 24, 2008
  38. math

    1/3 of 18 find the part of each number

    asked by maddi please help asap on February 14, 2007
  39. English

    What part of speech is expulsion?

    asked by Jynessa on November 3, 2013
  40. Geography

    Is Paris part of Germany?

    asked by Donald Trump on February 3, 2016
  41. Math lit,business studies,consumer studies,tourism

    What career part should i follow

    asked by Andrea on February 10, 2016
  42. Math

    write an example of a part to whole ratio.

    asked by Amy on October 6, 2014
  43. math (fractions)

    a _____________ has a whole number and a part.

    asked by ary on November 21, 2014
  44. English

    Explian The 8 Part Of Speech

    asked by valued on June 25, 2017
  45. Economics

    How do you do the portfolio worth part 2?

    asked by Alayna on May 24, 2008
  46. English

    What part of speech is has passed?

    asked by Bailey on November 20, 2008
  47. Calculus

    New York state income tax is based on taxable income which is part of a person's total income. The tax owed to the state is calculated using taxable income (not total income). In 2005, for a single person with a taxable income between $20,000 and $100,000,

    asked by Alex on October 29, 2014
  48. help math

    1.Write the ratio in the simplest form 16:24 1:2 4:3*** 3:4 2:3 2.Solve the following proportion p/6 =7/8 p=5.25*** p=8 p-10.5 p=42 3.James has a model helicopter. The model is 8 inches long and 7 inches wide. The actual helicopter is 56 inches long. What

    asked by rain on December 22, 2016
  49. statistics

    Please, give the formula and steps to do this problem. Thank you The average length of a flight by regional airlines in the United States has been reported as 299 miles. If a simple random sample of 30 flights by regional airlines If The average length of

    asked by Lina on August 2, 2009
  50. MATH HELP

    I am trying to work this problem out. I know that the systematic counting principle is used. However, I cannot get the right answer. For the first part, I took R=2 N=6 6!/(6-2)! (Permutation). Answer: 30 choices for the Chair/Vice The second part, I took

    asked by Johnathan (John) on January 19, 2017
  51. MATH HELP

    I am trying to work this problem out. I know that the systematic counting principle is used. However, I cannot get the right answer. For the first part, I took R=2 N=6 6!/(6-2)! (Permutation). Answer: 30 choices for the Chair/Vice The second part, I took

    asked by Johnathan (John) on January 18, 2017
  52. AP physics

    On Block has a mass M=500 g, the other has mass m=460 g, they are hooked to a string and is on a pulley will one mass on either side, the pulley, which is mounted in horizontal frictionless bearings, has a radius of 5 cm. When released from rest, the

    asked by Kristen on January 27, 2008
  53. Math Help

    I am trying to work this problem out. I know that the systematic counting principle is used. However, I cannot get the right answer. For the first part, I took R=2 N=6 6!/(6-2)! (Permutation). Answer: 30 choices for the Chair/Vice The second part, I took

    asked by John on January 18, 2017
  54. Math

    I am trying to work this problem out. I know that the systematic counting principle is used. However, I cannot get the right answer. For the first part, I took R=2 N=6 6!/(6-2)! (Permutation). Answer: 30 choices for the Chair/Vice The second part, I took

    asked by John on January 18, 2017
  55. math

    john can paint 2 square feet of fence in 10 min.How long will it take him to paint a fence that is 6 feet high by 25 feet long?

    asked by Sam on March 23, 2011
  56. math

    A man is six feet tall and casts a shadow 4 feet long. At the same time a child is 4.5 feet tall, how long is her shadow?

    asked by dylan on November 8, 2012
  57. Math

    How many strips of paper 4 inches long and 1 inch wide can be cut from a piece of paper 8 inches long and 6 inches wide

    asked by Zack on March 12, 2013
  58. science

    1.Leeuwenhoek’s invention of the _____ made the development of the cell theory possible. * telescope * microscope * cork * magnified glass 2. Chlorophyll can be found in organelles called______. * amino acids * chloroplasts * Golgi bodies * ribosomes

    asked by please answer =)!!!!!! on November 30, 2012
  59. physic

    Billy Bob “Bubba” Hickman is driving along one day messing with his cell phone instead of paying attention to what he is doing. He drives right off of a 25.0 foot high cliff at 42.4 mph. How far from horizontally from the edge of the cliff does his

    asked by evan on September 7, 2018
  60. Please help (Science)

    http://en.wikipedia.org/wiki/Cyanobacteria Scroll to photosynthesis and read. Then think about how most plants and algae use chloroplasts to photosynthesise. Cellular examination of a cyanobacterium and a diatom reveals that the diatom has (which

    asked by Lance on March 13, 2007
  61. Physics

    The Cyclotron lab is not really designed to handle radioactive beams, but Briggsium is too weird to ignore. The physicists propose to generate it in a nuclear reaction immediately behind the accelerators, and are trying to see if they can get the beam all

    asked by Nadya on April 24, 2011
  62. Chemistry (please help)

    How would you make a serial dilution if you have a starting value 100mM of X The are the values of X show different dilutions. I think she wants to know starting from 100mM of X how you would get the X values through a serial dilution. X 0 1 3 1 10 30 100

    asked by tatiana on January 28, 2007
  63. Math 1

    AT&T:$0.08 per minute,$5 monthly fee VOIP:(cable phone):free calls,$35 monthly fee Cell:$40 for first 400 minutes,$0.25 per minute after 400 equation for each? how to graph?

    asked by Alexis on December 3, 2015
  64. Inorganic chemistry

    Calc1ulate E for the following electrochemical cell at 25 degrees Celsius Pt(s) ! Sn^2+ (aq, 0.50M), S^4+(aq, 0.50M !!I^-(aq, 0.15M) ! AgI(s) ! Ag(s)! given the following standard reduction potentials. AgI(s) = e^- ==> Ag(s) + I^-(aq) E naught = -0.15V

    asked by Steve on April 12, 2009
  65. chemistry

    I posted this que before but got no answers pls help me :( A voltaic cell is made by placing an iron electrode in a compartment in which the Fe2+ concentration is 2.0 ´ 10-5 M and by placing a Pt electrode in the other compartment, in which the H+

    asked by ibbi on June 18, 2010
  66. Math

    To make green paint, Jeff's art teacher instructed him to mix blue and yellow paint. To make the desired shade of green, the ratio of blue paint to yellow paint is 3:4. What does the ratio 3:4 mean? Answer: It means comparing part to part. (Comparing how

    asked by Matt on September 14, 2016
  67. Math

    Can someone please explain this problem to me? A tangram is a geometric puzzle made from seven pieces that form a square. A) If the area of the entire square equals 1 unit, label each piece with its rational number area. B) If the area of piece (a) equals

    asked by B.B. on July 10, 2009
  68. SQL server help!

    A SQL statement is needed to create a stored procedure, which adds a new record to the Part table of week 3. The stored proc returns an out parameter that contains the value of the PartID PK of the record just added. Input parameters are needed to pass the

    asked by Anonymous on August 8, 2011
  69. math

    Part A of your history test has 15 multiple choice questions. Each question has four choices. Part B has 10 true/false questions. How many ways are there to answer the 15 multiple choice questions? How many ways are there to answer the 10 true or

    asked by John on February 16, 2011
  70. History

    How did the Ancient Puebloans adapt to their physical environment? A. They built networks of ditches to irrigate the desert. B. They cleared forests to make room for farmland. C. They relied on fishing and hunting for food. D. They built mounds to increase

    asked by iDONT-REALLYhaveAclue on October 14, 2018
  71. physics

    A rocket carrying a satellite is accelerating straight up from the earth's surface. At 1.25 s after liftoff, the rocket clears the top of its launch platform, 69 m above the ground. After an additional 4.80 s , it is 1.00 km above the ground. Calculate the

    asked by aisha on March 5, 2012
  72. math

    Jeff put a small box that is 12 inches long, 8 inches wide, and 4 inches tall inside a box that is 20 inches long, 15 inches wide, and 9 inches high. How much space is left in the larger box?

    asked by Blake on March 31, 2011
  73. 5th grade math

    Jeff put small box that is 12 inches long, 8 inches wide, and 4 inches tall inside a box that's 20 inches long, 15 inches wide, and 9 inches high. How much space is left in the larger box?

    asked by Chris on May 1, 2015
  74. MATH; linear equation?

    radius; another word for the bone that connects the elbow and wrist. don't get this confused with the radius of a circle, this has NOTHING to do with that... A woman with an arm radius of 22 centimets long should be about 160 centimeters tall. A woman with

    asked by amazinggg on January 10, 2008
  75. Chemisty-Dr.Bob222

    Determine the minimum concentration of the precipitating agent on the right to cause precipitation of the cation from the solutions to the left. a. 0.035 M BaNO3; NaF b. 0.085 M CaI2 ; K2SO4 c. 0.0018 M AgNO3 ; RbCl My work: Are my answers correct? a.

    asked by Nevaeh on May 21, 2016
  76. math

    Jeff and Rocky both drew squares on a piece of art paper. Jeff drew a square with a side length of inches. Rocky drew a square with a side length of inches. Part A: Which student drew the square with the longer side length? Part B: How did you come to this

    asked by boy needs help on November 15, 2018
  77. Chemistry Check Please!!!

    Using a table of standard electrode potentials (as in Appendix M of your text), calculate the standard cell potential, Eo, for: 2 Fe2+(aq) + Cl2(g) 2 Fe3+(aq) + 2 Cl(aq). Answer: Anode: 2 Fe2+ 2 Fe3+ + 2 e Eox = 0.771 V Cathode: Cl2 + 2 e 2 Cl Ered = +1.36

    asked by Maho on March 18, 2014
  78. water treatment

    A wastewater treatment plant based on activated sludge with biological phosphate and nitrogen removal via pre-denitrification. The influent flow (dwf) is 30,000 m3/day and the influent BOD concentration is 300 mg BOD/l. The suspended solid concentration in

    asked by Anon on November 24, 2013
  79. English

    At school, he learns 10 subjects such as math, science, social studies, computers, ethics, etc. He is in math class now. He has a cell phone. He is sitting at the back. One of his friends calls him and asked "Which class are you in?" What is the answer to

    asked by rfvv on March 23, 2016
  80. Math

    Is (2,12) a solution to the given system? y>2x+4 yx+8 3x+y>2 y>-x+8 2x+3y≥7 y≤-3x+1 x-y≥-15 Melissa keeps a jar for holding change. The jar holds 21 coins. All of the coins are quarters and nickels. The total amount in the jar is $3.85. How many

    asked by Anonymous on December 20, 2016
  81. Algebra II

    The maximum safe load of a rectangle beam varies jointly as its width and the square of its depth and inversely as the length of the beam. If a beam 8.00 in. wide, 11.5 in. Deep, and 16.0 ft long can safely support 15.000 lb, find the safe load for a beam

    asked by Ashley on November 22, 2011
  82. Algebra II

    The maximum safe load of a rectangle beam varies jointly as its width and the square of its depth and inversely as the length of the beam. If a beam 8.00 in. wide, 11.5 in. Deep, and 16.0 ft long can safely support 15.000 lb, find the safe load for a beam

    asked by Joe on November 22, 2011
  83. Algebra II

    The maximum safe load of a rectangle beam varies jointly as its width and the square of its depth and inversely as the length of the beam. If a beam 8.00 in. wide, 11.5 in. Deep, and 16.0 ft long can safely support 15.000 lb, find the safe load for a beam

    asked by Ashley on November 22, 2011
  84. Science

    Is Nuclear energy man-made or natural and HOW? Nuclear energy used to make electricity is not natural but man made. HOW. That's a long long story. Here is a site that should help get you started. Post with more specific questions after you have studied

    asked by Jenna on December 20, 2006
  85. Math Finance

    Rex Corp's EBITDA last year was $385,000 (= EBIT + depreciation + amortization), its interest charges were $10,000, it had to repay $25,000 of long term debt, and it had to make a payment of $20,000 under a long term lease. The firm had no amortization

    asked by Steve on September 25, 2007
  86. Sociology

    In general, the more resources and supports provided to families and young children: a) The worse a child will fare in the long run, since they need to learn to do for themselves b) The better a child will fare in the long run since what happens early in

    asked by Tammy on September 3, 2012
  87. Math

    A flagpole casts a shadow 10 ft long. If a man 6 ft tall casts a shadow 4 ft long at the sme time of day, how tall is the flagpole?

    asked by Edwqard on May 3, 2011
  88. pre algebra

    a 28 foot flagpole cast a shadow 95 feet long. a nearby person cast a shadow 17.5 feet long. how tall is this person

    asked by ariana on December 17, 2013
  89. Math

    3.) A garden is 6 2/3 feet long and 2 2/3 feet wide. Juan is putting a brick border around the garden. Each brick is 2/3 ft long. How many bricks does Juan need?

    asked by Meighan on September 20, 2016
  90. math

    A park has the shape of a trapezoid. Two of the sides are 25 meters long. The other two sides are 40 meters and 20 meters long. What is the perimeter of the park my answer is 110 meters

    asked by jack on March 5, 2012
  91. math

    if a 3-foot -tall child casts a shadow that is 2 feet long, how tall is a telephone pole that casts a shadow that is 40 feet long?

    asked by Mattie on March 26, 2015
  92. algebra

    The function H described bu H(x)=2.75x + 71.48 can be used to predict the height in centimeters of a woman whose humerus is x cm long. Predict the height os a woman whose humerus is 36cm long.

    asked by katy on September 1, 2010
  93. Math

    Rod is 6feet tell he casts a 3-foot-long shadow at the Same time a tree casts an 8-foot-long shadow what is the height of the tree

    asked by Lizbeth on February 23, 2017
  94. Geometry

    You are 1.57 meters tall and have a shadow that is 10 meters long. A nearby statue has a shadow the measures 100 meters long. What is the height of the statue in meters?

    asked by Bokeri on September 27, 2017
  95. Algebra

    A pole that is 3.4 m tall cast a shadow that 1.73 m long. At the same time , a nearby tower cast a shadow that is 48.25 m long. How tall is the tower? I can't seem to figure out what to do

    asked by Malicha on January 21, 2017
  96. Trigonometry

    Rusty has a photograph that is 8 inches wide x 10 inches long. She wants to enlarge the photograph to make a poster that is 3 feet wide. How long will the poster be?

    asked by Bob on October 30, 2015
  97. Math Grade 7

    you want to put a place mat that is 11.5 inches long directly in the center of a table that is 40 inches long. How far is the place mat from either edge of the table?

    asked by Cindy on April 12, 2016
  98. Stats

    The Geometric distribution is used when we want to find the probability of performing a sequence of trials with X “failures” before the first “success”, where a “success” occurs with some probability p. We can denote such a random variable as

    asked by Becca on October 1, 2013
  99. Calculus

    a) Estimate the area under the graph of f(x)=7+4x^2 from x=-1 to x=2 using three rectangles and right endpoints. R3= ???? Then improve your estimate by using six rectangles. R6= ????? Sketch the curve and the approximating rectangles for R3. Sketch the

    asked by TANYA on April 23, 2014
  100. Chemistry

    Determine the unknown quantity in the following cell at 298.15 K. Pt(s) | H2(g, 1.0 bar)| H+(pH = ?) || Cl -(aq, 1.0 mol·L-1) |AgCl(s), Ag(s), ΔE = +0.36 V. (DrBob) I still wasn't able to figure out the other one--I posted again after that one, but I

    asked by Val on March 30, 2010