Questions Asked on
September 22, 2009

  1. Math: Calculus

    The max. weight M that can be supported by a beam is jointly proportional to its width w and the square of its height h, and inversely proportional to its length L. a) write an equation that expresses the proportionality. b) determine the constant of

    asked by Anonymous
  2. Org. Chem.

    Is there a correlation between the values of the distribution coefficients and the polarities of the three compounds? Explain. Place 0.050 g of one of the solids (benzoic acid, succinic acid, or sodium benzoate) in a vial and add 2 mL of methylene chloride

    asked by CM
  3. Calculus

    I'm having trouble with the following problem: Find the volume of the solid generated by revolving the region about the given line. The region is in the first quadrant bounded above by the line y= sqrt 2, below by the curve y=secxtanx, and on the left by

    asked by Jenna
  4. physics

    A car starts from rest on a curve with a radius of 120m and accelerates at 1.0m/s^2. Through what angle will the car have traveled when the magnitude of its total acceleration is 2.0 m/s^2?

    asked by Jordan
  5. socials

    why did the republican experiment fail in England? Give reasons for your answer the republican experiment failed in England because Oliver Cromwell died leaving his son richard not capable of ruling the nation, Richard then resigned as protector.

    asked by sara
  6. chemistry

    A 150.0-g sample of metal at 80.0∘C is added to 150.0 g of H2O at 20.0∘C. The temperature raises to 23.3∘C. Assuming that the calorimeter is a perfect insulator, what is the specific heat of the metal? [Special heat of H2O is 4.128 J/(g·∘C).] some

    asked by sara
  7. 4th grade

    Teresa has 4 flower pots in 4 different designs. How many different ways(positions) can she display her flowers?

    asked by Noah
  8. math

    a piece of string is cut in half, so that one half can be used to tie newspapers, one third of the remaining string is cut off to tie a parcel. the leftover string is 2m long. how long was the whole string

    asked by professor kitty
  9. Statistics

    I need help with this problem. I think I have some of the answers right but I'm not sure. There is a data set consisting of 33 whole-number observations. Its five number summary is (16, 20, 22, 30, 46) 1. How many observations are stricty less than 22? I

    asked by Samantha
  10. physics

    When you lift a bowling ball with a force of 69.3 N, the ball accelerates upward with an acceleration a. If you lift with a force of 77.2 N, the ball's acceleration is 2.00a. Calculate the weight of the bowling ball. For this should I add both force

    asked by Samantha
  11. science

    The living plants that are most similar to the first plants to bear gametangia are the _____. a) charophyceans b) seedless vascular plants c) angiosperms d) gymnosperms e) bryophytes

    asked by Joshua
  12. physics

    A 0.150 kg particle moves along an x axis according to x(t) = -13.00 + 2.00t + 3.50t2 - 2.50t3, with x in meters and t in seconds. In unit-vector notation, what is the net force acting on the particle at t = 3.45 s? I tried solving using s=Vit + (.5)at^2

    asked by jeff
  13. chemistry

    how are the submicroscopic and macroscopic views related?

    asked by bella
  14. physics

    a ramp is 0.5m high and has a slope of 4m long.what is the mechanical advantage?

    asked by mel
  15. Physics

    A 0.150 kg particle moves along an x axis according to x(t) = -13.00 + 2.00t + 3.50t2 - 2.50t3, with x in meters and t in seconds. In unit-vector notation, what is the net force acting on the particle at t = 3.45 s? I tried solving using s=Vit + (.5)at^2

    asked by richard
  16. 12th grade

    prove that normal to plane containing 3 points whose position vectors are a vector,b vector,c vectorlies in direction addition of cross product of vectors b and c and cross product of vectors c and a and cross product of vectors a and b

    asked by parth
  17. Bio

    Which term does not describe one of the three categories into which land plants are classified? Seedless vascular plants. Nonvascular plants. Flowering plants. Seed plants.

    asked by Max
  18. Plants

    The closest relatives of the familiar pine and spruce trees are ________. elms, maples, aspens hornworts, liverworts, mosses gnetophytes, cycads, ginkgoes ferns, horsetails, lycophytes, club mosses

    asked by Julia
  19. 4th grade english

    Bid an buy, wonderful prizes from around the world! Time: Saturday, from 9 A.M. to 6 P.M. Which sentence has a punctuation error? Would it be the first sentence? I think you should take the comma out after buy.

    asked by Stephanie
  20. Calculus

    [Implicit Differentiation] (5x-y)^4 + 2y^3 = 258 evaluate y' at the point (1,1)

    asked by Z32
  21. 12th grade

    A projectile is shot from the edge of a cliff h = 125 m above ground level with an initial speed of v0 = 115 m/s at an angle of 37.0° with the horizontal, as shown in Fig. 3-39 (a) Determine the time taken by the projectile to hit point P at ground level.

    asked by sundus
  22. math statistics/probability

    Hello I am having trouble trying to figure out how to do the last 2 questions in this word problem In an article about investment growth, Money magazine reported that drug stocks show powerful long-term trends and offer investors unparalleled potential for

    asked by aaron
  23. physics

    Four ropes are tied to a stake, and each is pulled toward a compass direction, N, S, E, or W. A force of 10 lb is applied to the rope pulled toward the east. Forces of 20, 30, and 40 lb are applied toward the south, west, and north, respectively. What is

    asked by john
  24. Math 4

    Teresa has 4 flowers, 4 designs. How many ways can she display/mix them up. Thank you ....but 4x4 seems too simple. If I line up abcd, bcda,cdab, etc...... (Naming each design abcd) ??? is it possibley more?

    asked by Noah
  25. social studies

    A study of the causes of the American Revolution of 1776, the French Revolution of 1789, and the Russian Revolution of 1917 best supports the generalization that revolution is most likely to occur when?

    asked by angel
  26. math statistics/probability

    can anyone show me how to work this problem out thanks in advance The Census Bureau provides data on the number of young adults, ages 18–24, who are living in their parents' home (the data include single young adults who are living in college dormitories

    asked by aaron
  27. math

    each expression has four 4s and equals 1. 4+4/4-4 (4+4) / (4+4) 44/44 a. Evalute the xpressions to show that they all have a value of 1. b. Make new expressions that equal each whole number from 2 to 10 for example, 4/4+4/4=2 -you may combine digits. -you

    asked by marry
  28. math

    1x3=3, 2x3=6, 3x3=9, 4x3=12, 5x3=5, 6x3=18, 7x3=21, 8x3=24, 9x3=27, 10x3=30, 11x3=33, 12x3=36, 1x6=6, 2x6=12, 3x6=18, 4x6=24, 5x6=30, 6x6=36 1x12=12, 2x12=24, 2x12=36 What patterns do you notice?

    asked by john
  29. Stats

    A few years ago, researchers investigated how many clubs students were involved in at a small liberal arts college in the Northeast. The results of their interviews of 92 students are tabulated below: number of clubs students 0 18 1 12 2 15 3 16 4 17 5 9 6

    asked by CM
  30. college-essay

    Can someone tell me do i have a good thesis and did i argue my thesis, if not can i please have some help????? Topic:The Bible and the Legitimation of Violence Deuteronomy 20:1-9 is say’s, “Issues of guilt and holiness became involved because the

    asked by LaTarial
  31. Science

    Compare the formation processes of igneous, sedimentary, and metamorphic rocks. In general, which process can be the most direct, requiring the fewest number of steps? Which can be the most complex? i think igneous is the most direct, requiring the fewest

    asked by Tony
  32. socials

    make an organizer to compare government under a republic(the commonwealth), an absolute monarchy, and a constitutional monarchy. Use the following headings: the ruler, the role of law, and the rights of people. can anyone please help me organize this?

    asked by sara
  33. science

    I am a main group element. I have 3 p-orbital electrons in my valence shell. I have a lower first ionization energy than arsenic. I am not the largest atom in my group. What element am I?

    asked by Mat
  34. Physics

    The moon Europa, of the planet Jupiter, has an orbital period of 3.55 days and an average distance from the center of the planet equal to 671,000 km. If the magnitude of the gravitational acceleration at the surface of Jupiter is 2.36 times greater than

    asked by Amzz
  35. Social studies word unscramble

    I Have Two Diferent Words I need to unscramble DEIMEATT And NENLETHMEGIN

    asked by Nate
  36. science

    Which term does not describe one of the three categories into which land plants are classified? Seedless vascular plants. Nonvascular plants. Flowering plants. Seed plants.

    asked by Lilli
  37. science

    was the bacteria that caused the bubonic plague a unicell or a multicell

    asked by joanne
  38. 7th grade Pre-Algebra

    OK !! I've asked for help so much, I've been on this site for 2 hours, and I still havent got what I wanted, :\ "Represent each expression using positive esponents" e^-4 f Would it just be 1/e^4f?

    asked by Dean
  39. Physics

    An object is shot at 20m/s at an angle theta. The object lands 24m away. What is the angle? Can you check if I am doing this right? I had v(initial) = 20 m/s g = 9.8 m/s^2 x = 24m 1st I solved for time: x = v(initial) t x = v(initial) cos(theta) t 24 = 20

    asked by Dreskillz89
  40. 9th grade

    how can i use the word acquaintance in a sentence?

    asked by jasmine
  41. Physics

    Your groceries are in a bag with paper handles. The handles will tear off if a force greater than 50.8 N is applied to them. What is the greatest mass of groceries that can be lifted safely with this bag, given that the bag is raised with constant speed.

    asked by Britt
  42. socials

    what is a absolute and constitutional monarchy? please do not provide me any links

    asked by sara
  43. german

    Hallo. Mein Deutsch ist nicht so gut. Es gibt Fehler in diesem Absatz? Bitte, hilf mir das beseitigen: Heute ist es ein idealer Tag zu einem Naturausflug im Wald machen. Das Wetter ist sehr schön und angenehm. Der Himmel ist wolkenlos. Wir wandern unter

    asked by Scott
  44. Science

    There are two fill-in-the-blank questions that I can't find the missing word. If you could be of any help, I'd appreciate it. :) #1. The ____ describes the steps you use during an experiment. #2. Sometimes scientists make a mistake, or ____, and need to do

    asked by Celine
  45. Science

    You are given a wooden block that is 25cm long, 8cm wide and 3cm tall. Also, the block of wood has a mass of 350 grams. What is the density of this block of wood?

    asked by Ruby
  46. ANALYSIS

    HELP! The volume of an open-top box is given by V(x)= 8x(6-x)(12-x) a) Give the domain for x. b) Find the x that maximizes the volume for the box? c) What is the maximum volume in cubic inches?

    asked by Anonymous
  47. MATH

    each expression has four 4s and equals 1. 4+4/4-4 (4+4) / (4+4) 44/44 a. Evalute the xpressions to show that they all have a value of 1. b. Make new expressions that equal each whole number from 2 to 10 for example, 4/4+4/4=2 -you may combine digits. -you

    asked by NEED HELP IN MATH PLEASE!
  48. Algebra

    On my quiz for (3x+2)^2, I wrote the answer as 21x=4. My teacher gave me a minus one, which meant it was half wrong. What is wrong about my answer? Thanks

    asked by Amelie
  49. Algebra

    I had to factor 5x^3-10x^2+43x-6. I got 5x(x^2+-2x)+3(x-2). My teacher said this was half right. What did I do wrong then? Thank you!!

    asked by Amelie
  50. Physics

    A particle P travels with constant speed in a circle of radius 8.6 m and completes one revolution in 12.0 s. The particle passes through O at t = 0 s. What is the magnitude of the average velocity during the interval from t = 5.4 s and t = 9.7 s? What is

    asked by Anonymous
  51. math

    wesley estimated 5.82-4.21 to be about 2. Is this an overestimate or an underestimate

    asked by gary
  52. Business

    2. Assignment: Evolution of Business Presentation • Resources: Ch. 2 of Introduction to Business • Create a 10- to 15-slide Microsoft® PowerPoint® presentation describing the evolution of business. • Include information about the following points:

    asked by Mary
  53. government

    How do the Formal amendment process and constitutional change compare as expressions of popular sovereignty?

    asked by Banana
  54. 10th grade algebra

    i need help understanding linear equations. 7x-15y+9=0 please help.

    asked by lillie
  55. calculus - please help

    Simplify the expression: cos(2tan^(-1)x) any help is appreciated =D

    asked by Reen
  56. physics

    For a liquid, 0.500 cubic meters weighs 4590 N. What is the specific gravity of the liquid?

    asked by Some kid
  57. arithmetic

    14/64 divided by 1/2

    asked by Anonymous
  58. Science

    I am a non-metal. I belong to the Halogen family. I am not the largest or smallest atom in my group. My first ionization energy is greater than that of iodine. I am not a gas at room temperature. What element am I?

    asked by Mat
  59. Calculus

    Evaluate y' at (2,1) [Implicit differentiation] 5xy-3x-4=0 I got 3/10 and 2/10 but both were wrong.

    asked by Z32
  60. maths grade 05(nelson chapter 1 lesson 2.c)

    i have a table which has a question that says: extend the table to show seven the recipe . write a pattern rule for each column

    asked by sheeba.l
  61. English

    Hi! Could somebody give me some expressions about traveling and tourism? this would help me to write my definition essay! 1. word definition 2. extended def.( history, types) 3. etymology 4. compare and contrastyour term to a closely related one 5.

    asked by Lulu
  62. Physics

    One car has twice the maqss of a second car, but only half as much kiinetic energy. When both cars increase their speed by 7.0 s^-1 m, they then have the smae kinetic energy. What were the original speeds of the two cars? I got -16 or 2.4

    asked by Physics
  63. math anaylsis

    A rectangular pasture is subdivided into two equal pens. Using the barn as the LEFT side and 132m of fencing for the rest, find the value of x that gives the maximum area, and A(x). How do i do this? What are the steps?

    asked by Anonymous
  64. chemistry

    What are the different physical properties between HCl and NaCl? And explain the causes of their differences? THANKS

    asked by Adam
  65. Calculus

    [Implicit Differentiation] (6+y)^3 + 4y = x + 55 with y' at (1, -2) y' at (1,-2) =? I got this far but I'm not sure if I'm doing it right: 3(6+y)^2(1dy/dx)+4dy/dx=1

    asked by Z32
  66. Social studies

    What is winter solstice?

    asked by Tom
  67. space

    why is outer space considered science?

    asked by Sameera
  68. Honors Chemistry

    I'm doing what's called "test repair" for my class where we correct the answers we got wrong on the test. In order to get points back, however, we have to explain WHY that answer is the correct one. Can someone help me with these? 39. Nuclear forces exist

    asked by Emily
  69. algrbra 1

    Write an equation of the line containing the given point and perpendicular to the given line. express your answer in the form y=mx+b. (-5,7); 2x=9y+4 the equation of the line is y=?

    asked by spirit73
  70. biology

    studying genetics in mammals where can i find out about felines and canines that are proven mainly allergen free, thought not genetically modified?

    asked by elizabeth
  71. 6th grade

    My problem is... I had a rectangular garden plot area 60 sq. feet. This year it is one foot wider and 3 feet shorter...but has the same area..60 sq. feet. What were the dimensions of the plot last year. I just want to know how to get started on solving

    asked by Ricky
  72. algebra 1

    Write an equation of the line containing the given point and parallel to the given line. express your answer in the form y=mx+b (-8,4); 9x=7y+5 y= ?

    asked by spirit73
  73. PRECAL

    The volume of an open-top box is given by V(x)= 8x(6-x)(12-x) a) Give the domain for x. b) Find the x that maximizes the volume for the box? c) What is the maximum volume in cubic inches?

    asked by Anonymous
  74. Biology

    name the three states of matter

    asked by Swankeria
  75. Math

    Find the mode for the given data. {1,3,4,10,14}. My answer is: 4. Is this correct? Thanks.

    asked by B.B.
  76. math

    5y+2(6+3y) 0

    asked by shannon
  77. Algebra

    I'm trying to solve the problem: 6y-bracket 3y-(y+7)bracket. I got an answer of 4y-7 multiple times. However, my book said the answer is 4y+7. I do not see how the 7 can be positive. I distributed the negative, so therefore, the seven should be negative.

    asked by Amelie
  78. Algebra

    Evaluate when x=3 and y=-5 (2x)^3+y^3 My figuring: 2*3=6, 6*6*6=216 (-5)(-5)(-5)=-125 Solution: 91 According to my teacher, the answer should be -7, not 91. Who is right, and why?

    asked by Anonymous
  79. math

    workout 3 over y subtract 2 over y-2

    asked by chin
  80. Algebra

    What value(s) of x make each of these undefined? #1: 25x-x^2 my answer: x=0 and x=25 #2: 5x^2-3x-2 my answer: x=1 Are these both correct? Isn't there another solution for #2, or is the only one x=1?

    asked by Anonymous
  81. physics

    find the air velocity of a plane that must have a relative ground velocity of 250 km/h north if it encounters a wind pushing it toward the northeast at 75 km/h

    asked by Anonymous
  82. Algebra

    I am unsure how to factor x^3-8. Could you please explain?

    asked by Amelie
  83. social studies

    how people settled in north america?

    asked by dasia
  84. Calculus

    Can someone please work this algebra. verify that y(x) = -ln (x - cx^2) satisfies the ODE x(e^y - y') = 2 where c is constant. I have been working through this and it is way too messy.

    asked by Yamada
  85. Algebra

    I am trying to simplify 24a^2/b^4 (the entire expression has a radical sign around it). I got 4a times the radical of 6a/b^4. However, my teacher said this isn't correct on my quiz. Why, and what is the right answer? Thanks!!!

    asked by Amelie
  86. chemistry

    How many grams of NO2 will be produced when 5.00 moles of NO react? I have 5 moles of NO2 produces 5 moles of NO (1:1ratio) mass (g)=5 moles times 16.02g/mol=80.1g

    asked by jo
  87. 4th grade-music

    In the song, "Somebody" by Reba M cEntire, I have to retell the story bein told in the song. Is the song about finding somebody special to fall in love with?

    asked by Elaine
  88. math

    estimate the difference of 5,602-2,344

    asked by gary
  89. math

    write the following in scientific notation: This is what I wrote, am I right? 2.033Km= 2.033 * 10 3 Km 54890W= 5.4890 * 10 4 W 0.073461Kg= 7.3461 * 10 -2Kg 0.00000641172m= 6.41172 * 10-6m 0.3695245454= 3.695245454 * 10-1

    asked by jo
  90. Microecomices

    In each of the following cases, explain whether you think the situation is efficient or not. If it is efficient , why not? What actions would make the situation efficient? (a) Electricity is included in the rent at the your dorm. Some of the resdients in

    asked by Cindy
  91. U.S. History

    I am finding information about Daniel Boone. I have did a google search, but I cannot find the answer to my question still. Would sommeone please help me out? 1. Could Daniel Boone speak Native American languages 2. In the days of Daniel Boone, what was

    asked by Anonymous
  92. SOCIAL STUDIES

    WHAT ARE JOINT STOCK COMPANIES

    asked by VANNESSA
  93. Economics

    Property Tax The Jones family earns $225,000 a year. What % is the property tax of their income? 0.44% 1% 4.4% 0.1% Can anyone please explain me how to do this question? I wasn't given a % amount or anything...

    asked by Stan
  94. English

    1. What kind of movies do you like? 2. I like comedy. 3. I like comedies. 4. I like comedy movies. (Which answer is right? Are all OK?) 5. What kind of books do you like? 6. I like fantasy. 7. I like fantasies. 8. I like fantasy books. (Which answers are

    asked by John
  95. pre calculus

    write the slope-intercept form of an equation for a line that passes through A(3,4)and is perpendicular to the line that passes through e(4,1) and F(-2,4)

    asked by andrea
  96. algerbra

    i have to simply the expression 3x squared-10+4x+8-x squared, so far i have this 1x squared+4x-2 3x squared-1xsqaured+4x -10+8 2x squared+4x-2 i know its kinda confusing becasue i type sqaured so many time, am i on the right track?how do i find the answer

    asked by julie
  97. chemistry

    For a liquid, 0.500 cubic meters weighs 4590 N. What is the specific gravity of the liquid?

    asked by Some kid
  98. Algebra One

    Is this statement true (x + y)^2 = x^2 + y^2

    asked by Algebra One
  99. Science

    i have one more question just hope someone can help me can someone tell me what type of environmental change might stop the development of organic sedimentary rock. please help and thank you

    asked by Tony
  100. science

    I am a metal. I am a transition metal. I have the smallest atomic radius in my group. I have 6 valence electrons. What element am I?

    asked by Mat
  101. riddle

    what goes wetter and wetter the more it dries

    asked by madhuri
  102. 7th grade

    What are some examples of proteins ?

    asked by Aby
  103. socials

    Ruler Republic- had no monarch - execution of charles didn't make England a republic please help

    asked by sara
  104. English

    Hi! Can somebody help me? I'm an austrian student, and i have a big problem! We have to write a definition essay with the title : tourism/ travel. and we have to write it until tomorrow, but i'm very busy, i have a mathe test tomorrow too, and i am not

    asked by Lulu
  105. Physic

    Two boxes sit side-by-side on a smooth horizontal surface. The lighter box has a mass of 5.91 kg, the heavier box has a mass of 7.67 kg. Calculate the contact force between these boxes when a horizontal force of 5.09 N is applied to the light box. and

    asked by Timothy Tran
  106. german

    hi everybody! can someone give me some help to write from Franz kafka's novel: Die Verandlung:) PLEASE!!!!

    asked by Lulu
  107. Algebra One

    Can I simplify this at all our expand it or something -2(14x)+2(7x) is it just really -18x + 14 x ?

    asked by Algebra One
  108. 11th grade

    Write your own journal entry from the perspective of a member of Bradford's colony. What do you think of these unruly pirates? What shocks you the most about these surly characters? How do the manners of the pirates differ from yours?

    asked by lala
  109. Algebra2

    The piper Ad Agency claims that for every dollar spent on magazine advertising, monthly profit will increase by $5.00. You presently spend $5,000 on magazine advertising and your monthly profit is $12,000. What will be your profit if you spend $7500 on

    asked by :)help please
  110. litterature

    If an author is skillful at representing the point of view and attitudes of a hobo, a nurse, a corporate CEO, and a variety of other diverse characters, the author is demonstrating

    asked by smoochie
  111. Maths GCSE

    Please could somebody give me some advice. Cog A has 8 teeth and connects with cog B which has 10 teeth. A ratio of 8:10 or 2:5 at its lowest. If A completes 10 turns, how many turns does B complete? I get this to be 8 at a ratio of 8:10 or 1:0.8 Is this

    asked by sam
  112. english

    how do I start out writing a essay on the advantages of being in a relationship

    asked by shawna
  113. Physics

    A fire helicopter carries a 679 kg bucket of water at the end of a 15.2 m long cable. Flying back from a fire at a constant speed of 42.5 m/s, the cable makes an angle of 49.0o with respect to the vertical. Determine the force of air resistance on the

    asked by Britt
  114. us history

    please make a 3 paragraph essay including these words: dissent, persecute, puritan, seperatist, pilgrim, mayflower, compact, toleration, patroon, proprietary, colony, pacifist, indentured servant, constitutuion, debtor, tenant farmer, and mission.

    asked by kayla
  115. Algebra 1

    in 1920, the record for a certain race was 45.8 sec. In 1980, it was 44.6 sec. Let R(t)=the record in the race and t=the number of years since 1920. find the linear function that fits the data use the function (a) to predict the record in 2003 and in 2006

    asked by Need Help
  116. How do I become an expert on here?

    Expert?

    asked by Mrs. Taylor
  117. social studies

    who was the conquistador who conquered the aztecs

    asked by blake
  118. SOCIALS PLEASE HELP

    i know that I am wrong.. Ruler Rep____puritan type of lifestyle, no amusements anywhere, blue laws Ab. Mon__lack of strength in parliament Con. Mon made sure most supporters in parliament are on his side, bribery, persvasion, blackmail i really am in need

    asked by sara
  119. Biology

    In the two-kingdom system, why were fungi classified in the kingdom Plantae?

    asked by Lilly
  120. 7th grade Pre-Algebra

    Using the definition, 10(to the negative sixth power) = 1/10to the six power and x(negative2) = 1/xto the second power The definition also shows that 1/10to the six power = 10to the negative 6th power and 1/xto the 2nd power = x(negative2) I think that's

    asked by Dean
  121. college math statistics

    Hello I am having trouble trying to figure out how to do the last 2 questions in this word problem In an article about investment growth, Money magazine reported that drug stocks show powerful long-term trends and offer investors unparalleled potential for

    asked by aaron
  122. math

    How many three-letter code symbols can be formed using a set of 5 different letters if repetition is not allowed? To solve this I would only need to multiply 5x4x3 right? how would I solve it if repetition was allowed?

    asked by sam
  123. Physics

    I have a resistor with a voltage across it and and a current through it that satisfy the passive sign convention. the problem wants me to write three different ways in which the power dissapated by the resistor can be calculcated. i know Ohms law v=ir and

    asked by Bobby
  124. math

    Suppose that an experiment has five separate mutually exclusive outcomes: A, B, C, D, and E. If the sample space for the experiment is a uniform sample space, what is P (A, B or E)?

    asked by Blake
  125. BIO

    Which of the following pairs of plant groups are the most closely related? Lycophytes and green algae. Conifers and angiosperms. Liverworts and mosses. Horsetails and ferns.

    asked by Max
  126. Precalculus

    "A rectangular pasture is subdivided into two equal pens. Using the barn as one side and 132 m of fencing for the rest, find the value of x that gives the maximum area, and A(x)." It gives no diagram whatsoever, so I have no idea if all the sides are the

    asked by Emily
  127. math

    how can i round each number to the place of the underlined digit?

    asked by daniel
  128. Math

    On average, we lose about 45 hairs per day. About how many years would it take a blond person with 140000 hairs to go completely bald?

    asked by Allly
  129. health

    How might nutrition affect growth, development, and learning for newborns to 3 years of age?

    asked by ruby
  130. To DrBob222

    What is 14/4 as an integer?

    asked by Shavaleir
  131. algebra

    which is bigger 5/11 or 7/8

    asked by john
  132. health

    ms sue i don't understand you comment

    asked by ruby
  133. essay

    college essay on an experience that changed my life?? need help any ideas

    asked by kim
  134. Balanced equation(chem)

    is this correct: iron is heated in the air , iron (II) oxide is formed. 2Fe+O2--> 2FeO

    asked by Lou
  135. science

    why are crash test dummies so important

    asked by Jordan
  136. math

    can anyone show me how to work this problem out thanks in advance The Census Bureau provides data on the number of young adults, ages 18–24, who are living in their parents' home (the data include single young adults who are living in college dormitories

    asked by aaron
  137. Science

    can someone help me? Why is is possible to fin large, well-formed crystals inside geodes? please and thank you

    asked by Tony
  138. Microbiology

    what is the best resolution of our light microscopes the formula should be RP = wavelength/2NA right?? so my question is which wavelength do i put as the denominator

    asked by lyne
  139. soilcail studies

    can any one tell me more about the miccosuklee tribe

    asked by chichi
  140. MATH

    3/y - 2/y-2

    asked by chin
  141. Foreign Language-Italian

    I am an adult learner. I grew up speaking the second language of Italian. I want to take a proficiency exam in Italian. I don't read or write in the language. Is there a self teaching program that would teach me to speak, read and write? I am not looking

    asked by G
  142. Math

    need help changing decimals to fractions in simplist form

    asked by Ceejay
  143. science

    I am in the p-block of the Periodic Table. My melting point is the highest in my period (ignore tansition metals). I am not the smallest atom in my group. My first ionization energy is greater than that of germanium. What element am I?

    asked by Mat
  144. SOCIALS

    can anyone please help me:-) check out my earlier posts on page 2 you don't have to help me if you don't want to but I'd really appreciate your help, if you do

    asked by sara
  145. Intermediate algebra

    (5,) m=2/3 how do I solve this using slope intercept?

    asked by Brooke
  146. psychology

    At a restaurant,you bite into a stalk of broccoli and it tastes bitter to you.Your date it tastes just fine.You may have: A)a sensitivity to tastes of bitter and salty,whereas your date has an elevated taste for sweet and sour B)large concentration of

    asked by vedrana
  147. physics

    After falling from rest at a height of 29.2 m, a 0.488 kg ball rebounds upward, reaching a height of 20.3 m. If the contact between ball and ground lasted 1.68 ms, what average force was exerted on the ball? I'm so confused on where to start. tyvm

    asked by David
  148. miswrote the last question

    (5,1) m = 2/3

    asked by Brooke
  149. 8th grade

    suppose that jake flew on this jet to new york. if his trip took 4 hours, how many km did he travel?

    asked by destiny
  150. Math

    factor 2x2 - x - 3

    asked by Anonymous
  151. algebra

    Write an equation of the line containing the given point and perpendicular to the given line. express your answer in the fory y=mx+b. (8,9); 7x+y=2 the equation of the line is y=?

    asked by spirit73
  152. chemistry

    What are the different physical properties between HCl and NaCl? And explain the causes of their differences?

    asked by Adam
  153. math statistics

    Hello I am having trouble trying to figure out how to do this probability word problem: In an article about investment growth, Money magazine reported that drug stocks show powerful long-term trends and offer investors unparalleled potential for strong and

    asked by aaron
  154. maths grade 05(nelson chapter 1 lesson 2.c)

    Numbers of times recipe Numbers of cups of water Numbers of scoops of crystals Numbers people served 1 5 3 4 2 10 6 8 3 15 9 12 4 20 12 16 5 25 15 20 6 30 18 24 7 35 21 28

    asked by sheeba.l
  155. Education

    will teacher reforms, such as comprehensive testing of teachers or requiring ongoing professional development, attract or intimidate individuals from joining the teaching profession? How do the reforms affect your own desire to enter the profession?

    asked by Debbie
  156. university of phoenix

    differences and similarities between profit and profitability

    asked by rosio
  157. Mass Communication Studies

    How might mass media technology contribute to making the world a more dangerous place in the 21st century?

    asked by Breanna
  158. art

    Hi i need some help with my art project. I know what i have to do and how to research but i have just gone blank when trying to think about what to do. I've been given 2 headlines, one which goes at the beginning of a sequence and one at the end. They are

    asked by dee
  159. english

    In huckleberry finn what is huck's perception of himself?

    asked by Jake
  160. art

    What method of ethical oversight oversight by the board of directors, would you suggest for Acre Woods retirement community as described in the Week 7 Case Study?

    asked by Anonymous
  161. Health

    Are there any homepages where we can see many kinds of rice cake on the Internet?

    asked by Tom
  162. physics

    If you jump from rest from a height of 2.0 m above ground, what is your speed (magnitude only), right before you hit the ground? Give your answer numerically in m/s using decimal notation (omit the units). Use the acceleration due to gravity as g=9.8 m/s2

    asked by H
  163. Algebra 1

    Having a hard time with algebra need help give the function h(s) = 8s+1 find each following: h(7)=? h(-1)=? h(6.2)=?

    asked by spirit73
  164. Civics

    What bills are used to set up federal programs and designate which executive agency will administer them? What legislation describes the abuse of Public Works bills?

    asked by Anonymous
  165. Algebra 1

    Find the indicated outputs for f(x)=4x(2)-5x f(0)=? f(-1)=? (f(2)=?

    asked by spirit73
  166. socials

    I tried to get this, but really I am unable to can someone please help me a little with this, then maybe I will be able to do the rest. make an organizer to compare government under a republic(the commonwealth), an absolute monarchy, and a constitutional

    asked by sara
  167. Algebra1

    find the slope, if it exists, for the line containing the pair of points (-15.2,5.6) and (-13.2, 4.5) slope m= ?

    asked by Need Help
  168. gr.7 math

    each expression has four 4s and equals 1. 4+4/4-4 (4+4) / (4+4) 44/44 a. Evalute the xpressions to show that they all have a value of 1. b. Make new expressions that equal each whole number from 2 to 10 for example, 4/4+4/4=2 -you may combine digits. -you

    asked by vanny :)
  169. math

    make ten to add 5+7=

    asked by Lmt
  170. Social

    I need to do a current event for social, a current event is where you have to wright a paper on something big that's going on in the world, possibly bout' the swine flu or something bout' the economy. A few of my class mates did their paper on that so now

    asked by Morgan
  171. art

    Hi i've already posted a question before but i forgot to add some information I need some help with my art project. I need to choose 2 headlines out of: - anything you can do.. - cuts will lead to riots in cities - life was in the oceans 200m years before

    asked by dee
  172. nothing

    Thanks MS.Sue

    asked by Morgan
  173. math

    housewhole item less ten 90 degree

    asked by justin
  174. french

    Can you check this please Directions: Remplacez Christine par Christine et Juliette. Christine est dans le train. Elle lit. Elle dit que le livre qu'elle lit est très intéressant. Christine a aussi des cartes postales à écrire. Elle écrit ses cartes

    asked by stacie
  175. hum130

    Discuss how modern civilization has impacted the spiritual lives of the indigenous peoples you explored. Are the indigenous religions still being practiced today? If so, how have the practices changed over time? Post two Web site URLs in the thread along

    asked by trudy
  176. MS.SUE

    WHO R U MS.SUE?

    asked by Morgan
  177. help

    asian americans and pacific islanders model minority

    asked by university of phoenix
  178. math

    each expression has four 4s and equals 1. 4+4/4-4 (4+4) / (4+4) 44/44 a. Evalute the xpressions to show that they all have a value of 1. b. Make new expressions that equal each whole number from 2 to 10 for example, 4/4+4/4=2 -you may combine digits. -you

    asked by ashely
  179. college essay

    i need help cominmg up with An Experience That Has Changed My Life and I can think of any. I want a topic that will make a very good college essay.

    asked by kate
  180. psychology

    The most important aspect of classical conditioning is that the conditioned stimulus becomes a for the unconditined stimulus. A)signal B)stimulus generalization C) stimulus discrimination D)higher-order conditioning support I THINK CORRECT ANSWER IS B???

    asked by vedrana
  181. social

    defferences and similarities on profit and prfitability

    asked by rosio
  182. MUSIC

    HOW MANY SEMIQUAVER ARE IN A MINIM

    asked by CRESELLE ROSE
  183. MUSIC

    HOW MANY DEMISEMIQUAVER IN A BREVE.

    asked by CRESELLE ROSE
  184. hum130

    you asked how may we help you with this question help find sites that will help answers these questionsto this Discuss how modern civilization has impacted the spiritual lives of the indigenous peoples you explored. Are the indigenous religions still being

    asked by trudy
  185. science

    In the two-kingdom system, why were fungi classified in the kingdom Plantae?

    asked by Lillibeth
  186. math

    2000 liters = about how many gallons?

    asked by Maddie
  187. psychology

    The "face mobile" located in the right temporal lobe of the brain,explain why: A the cells fire when a dog lover looks at picture of show dogs B infants are not afraid to go to strangers. C ganglion cells in this area respond to simple familiar faces D we

    asked by vedrana
  188. global

    What government system was more effective, during the seventeenth and eighteenth centuries, absolutism or democracy?

    asked by Renee
  189. math

    Hello I am having trouble trying to figure out how to do the last 2 questions in this word problem In an article about investment growth, Money magazine reported that drug stocks show powerful long-term trends and offer investors unparalleled potential for

    asked by aaron
  190. math

    At what rate will $150 double itself in 14 years? Hoe do I solve this?

    asked by Kelsey
  191. psychology

    The "face module" located in the right temporal lobe of the brain,explain why: A the cells fire when a dog lover looks at picture of show dogs B infants are not afraid to go to strangers. C ganglion cells in this area respond to simple familiar faces D we

    asked by vedrana
  192. 6th grade

    what is the equal-area projection

    asked by Will
  193. math

    how can i rounfd each number to the place of the underlined digit?

    asked by daniel
  194. Biology

    I need to know this info about the Jack tailed Jackrabbit Originated: Invaded: Displacing: Steps to control them: if you could tell me the info or give me a site that would be great!

    asked by Sara
  195. math

    solve the equation 2(x-1)=5/2

    asked by keke
  196. government

    what seasonal patterns did the colonists in all three regions encounter

    asked by Anonymous
  197. algerbra

    the problem is x+6-2x+9, how would i go about solving it a simpiler expression would be greatly apprciated1 the x's get me confused

    asked by julie
  198. science

    sometimes scientists make a mistake or ? and need to repeat the experiment again.

    asked by Anonymous
  199. Mathematics

    Numbers between 0 and 1

    asked by Sreena
  200. Chemisty

    when filling a flask to measure the density of a sugar water solution, a student leaves an air bubble at the top of a 20.7 mL flask. How will the density the student calculates differ from the actual density?

    asked by Mike
  201. Algebra 1

    List in order from least to greatest: 7^1, -5, 6, 4, 3, -100, 0, 1, 14/4

    asked by Shavaleir
  202. 7th grade Pre-Algebra

    Represent each expression using positive exponents. 2. E(to the negative fourth power)f Would it be 1/e to the 4th power f?

    asked by Dean
  203. Math

    2p+7p=54 It says to combine like terms and solve the equations but i don't know how to. Please help?

    asked by Sherry
  204. English

    1. She is talking to the boy named/called Pooh in Seoul at a chatroom. 2. She is talking to a boy named/called Pooh in Seoul at a chatroom. (Are both grammatical? Which one is right? Do we ahve to use 'a' or 'the'?)

    asked by John
  205. Algebra 1

    what is 14/4 as an integer?

    asked by Shavaleir
  206. health

    What are some current nutritional issues, such as obesity or malnutrition, that might affect newborns to 3 years of age?

    asked by ruby
  207. English

    1. He will upload some pictures of other kinds of rice cake. She will see some pictures of rice cake on Seoul Phooh's homepage. 2. He will upload some pictures of other kinds of rice cake. She will see some pictures of the rice cake on Seoul Phooh's

    asked by John
  208. Ecnomics

    Social Security Question As one's income rises, the % of income paid in Social Security tax increases. decreases. remains constant. fluctuates. I don't know if it is increases, or decreases, but I know it isn't one of the last 2

    asked by Chris
  209. physics

    I have a resistor with a voltage across it and and a current through it that satisfy the passive sign convention. the problem wants me to write three different ways in which the power dissapated by the resistor can be calculcated. i know Ohms law v=ir and

    asked by Tim
  210. DINA MATH

    HOW MANY TIMES DO A KID HEARTH BEAT PER MINUTE?

    asked by Danialle
  211. calculus

    find the first derivative of f(x)=(3-4x)^5tan(2x^2-x-1)

    asked by Anonymous
  212. science

    witch one is a viral disease? 1.tuberculosis 2.smallpox 3.anthrax or 4.tetanus?

    asked by jazzy
  213. math

    Flamingos have 2 legs lions have 4 legs there are 72 animals totaling 200 legs how many are flamingos

    asked by kaylah
  214. social studies

    what are the namesofthe six resources?

    asked by hannah
  215. chemistry

    you have a block of ice that weighs 500g. how many CO2 molecules do you have?

    asked by jo
  216. 4th grade

    What is an open word? A closed word? Have to put vocabulary words into categories?????

    asked by Elaine
  217. thanks

    ms sue thanks for your help

    asked by madhuri
  218. riddle

    what goes around the world but stays at a corner

    asked by madhuri
  219. Science

    how do scientists preserve a fossil frozen in ice

    asked by Cris
  220. math

    estimate the difference in precipitation between 124 days of rain in N.N. and 85 days of rain in Kansas

    asked by gary
  221. math

    Hello I am having trouble trying to figure out how to do the last 2 questions in this word problem In an article about investment growth, Money magazine reported that drug stocks show powerful long-term trends and offer investors unparalleled potential for

    asked by aaron
  222. psychology

    At a restaurant,you bite into a stalk of broccoli and it tastes bitter to you.Your date it tastes just fine.You may have: A)a sensitivity to tastes of bitter and salty,whereas your date has an elevated taste for sweet and sour B)large concentration of

    asked by vedrana
  223. 4th grade science

    how do scientist preserve fossils frozen in ice

    asked by Cris
  224. science

    How do i design a controlled experiment using the vocabulary control,independent,and dependent variables, and the terms.. problem, Hypothesis, procedure, analyze data and conclusion?

    asked by Blayne
  225. maths

    multiply this set of brackets a+3(a-b)

    asked by fdt
  226. psychology

    To punish John for clowning around,his teacher makes him sit up front where she can keep an eye on hom.John loves attention and secretly has always wanted to sit in the front of the class where he can be the center of attention.John's clowning around

    asked by vedrana
  227. english

    what are some setbacks of leaving school and beginning homeschooling? i thought of two pints: a. Studying all by myself without a teacher. b. I would lack the ability of meeting different kinds of students and people. pls give few more points.

    asked by bindiya farswani
  228. English

    What is the origin or the meaning of 'Jack O' Lantern?

    asked by John
  229. Stats

    Make a boxplot of the salaries. To the right is a stem-and-leaf plot of the salaries for the 2006 New York Yankees. The stems are millions of dollars; the leaves are hundreds of thousands. For example, the "5|4" represents the 5.4 million dollars earned by

    asked by CM
  230. computers

    distinguish between computer data represented by the stateof a computer's electrical switches and the meaningful information that is displayed to the users.

    asked by iyanna
  231. socials

    I really don't get this question ''without the english Civil war, democracy would never have developed.''make a case for or against this statement. give evidence to support your case. I really don't know how to do this

    asked by sara
  232. Literature

    What is modern fiction

    asked by Bob