Questions Asked on
November 24, 2013

  1. Science, Physics, math, calculus

    Pool players often pride themselves on their ability to impart a large speed on a pool ball. In the sport of billiards, event organizers often remove one of the rails on a pool table to allow players to measure the speed of their break shots (the opening

    asked by James
  2. Calculus

    The area A of the region S that lies under the graph of the continuous function is the limit of the sum of the areas of approximating rectangles. A = lim n → ∞ [f(x1)Δx + f(x2)Δx + . . . + f(xn)Δx] Use this definition to find an expression for the

    asked by christina
  3. physics

    Forces of F1=975 N,F2= 745 N, f3= 1175 N and are applied at the same point. The angle between f1 and f2 is 60.0 degree and the angle between f2 and f3 is 30.0 degree. F2 is between f1 and f3 find the resultant force.

    asked by carol
  4. physics

    a 2.00 lb rock is dropped from a bridge to the water 50 below. a. what is the velocity as it hits the water? b. how long does it take to hit the water? c. What is its kinetic energy as it hits the H2o?

    asked by carol
  5. Physics

    A sphere of radius r starts from rest and rolls without slipping along a curved surface, dropping through a vertical distance of 0.500 m. Find the final speed v of the sphere’s center of mass.

    asked by Clinton
  6. math

    A ladybug crawls around the outside of a rectangle that measures 5.5 cm by 8.5 cm. The ladybug stays exactly 3.5 cm from the rectangle at all times to form a larger figure.

    asked by josh
  7. Science-Ms.Sue

    Suppose some natural disaster occurs and a species of finch is forced to relocate from its original island where it dined on cactus flowers to an adjacent island with many fewer cacti but an overabundance of orchids. What would be the immediate

    asked by Anonymous
  8. Geometry

    Three vertices of a kite are (1,8), (1,0), and (4,6). What is the fourth vertex?

    asked by Samantha
  9. Calculus - Volume by Integration

    Find the volume of the solid generated by revolving the region bounded by the given lines and curves about the y-axis: y=(x-2)^3-2, x=0, y=25 (a)solve by either the disk or washer method (b)solve by the shell method (c)state which method is easiest to

    asked by Nicole
  10. biology

    Before entering the Krebs cycle, an intermediate molecule bonds to a 2-carbon molecule. This intermediate complex enters the Krebs cycle and combines with a 4-carbon molecule to form citric acid. The name of this molecule is ____________________. A.

    asked by hannah
  11. math

    A school club consist of 30 male students and 13 female students. If 3 students are selected to represent the club in the student government, what is tge probability 2 will be male and 1 will be female? please help me

    asked by Michaela
  12. Spanish

    Can I get help with revisions: 1. ¿Le escribe Rolando un correo electrónico a Miguel? 2. ¿Nos trae el botones las maletas a la habitación? 3. ¿Les dan gafas de sol los vendedores a los turistas? 4 ¿Te compra botas en el invierno tu mamá? 5 ¿Les

    asked by Tina
  13. Statistics

    A sample of 11 observations taken from a normally distributed population produced the following data. −7.1 10.3 8.7 −3.6 −6.0 −7.5 5.2 3.7 9.8 −4.4 6.4 a) What is the point estimate of μ? b) Make a 95% confidence interval for μ. c) What is the

    asked by ----
  14. Calculus Area between curves

    Consider the area between the graphs x+6y=8 and x+8=y2. This area can be computed in two different ways using integrals First of all it can be computed as a sum of two integrals where a= , b=, c= and f(x)= g(x)= I found a, but not b or c. I can't seem to

    asked by Kelly
  15. Chemistry

    A reaction: A(aq) + B(aq) C(aq) has a standard free-energy change of –4.65 kJ/mol at 25 °C. What are the concentrations of A, B, and C at equilibrium if, at the beginning of the reaction, their concentrations are 0.30 M, 0.40 M, and 0 M, respectively?

    asked by Katherine
  16. geometry

    A plane is is flying 225 mph heading S25°W. The wind is blowing S80°E at 60 mph. What is the bearing of the plane? What is the smallest angle of the triangle? What is the largest angle of the triangle? What is the remaining angle of the triangle? What is

    asked by me
  17. Chemistry

    Calculate the heat in kilojoules needed to condense 185g of steam at 100 ∘C.

    asked by Alex
  18. Chemistry

    Calculate the heat in kilojoules needed to condense 185g of steam at 100 ∘C.

    asked by Alex
  19. physics

    The masses of blocks A and B are 4.5 kg and 3.7 kg respectively. The blocks are initially at rest and are connected by a massless string passing over a massless, frictionless pulley. The system is released from rest. a. What is the acceleration of the

    asked by Nickoli
  20. Physics

    A pulley of mass mp , radius R , and moment of inertia about its center of mass Ic , is attached to the edge of a table. An inextensible string of negligible mass is wrapped around the pulley and attached on one end to block 1 that hangs over the edge of

    asked by Chelsea
  21. english essay

    can someone critique my essay, please? :) here's my instructions: Prompt 1: Considering what you have learned about Hemingway, his journalistic style, and how his experiences influence his writing, write a prediction for The Old Man and the Sea. Who is the

    asked by orpheus
  22. History

    Which of the following was Eisenhower's most significant legislative achievement? A. The Highway Act of 1956 B. The establishment of modern Republicanism C. The extension of Social Security benefits D. Increasing the minimum wage

    asked by Tammy
  23. math

    a pet store has 8 tanks. each tank has 9 fish in it. write an equation to find how many fish, f, the pet store has in all.

    asked by Anonymous
  24. Geometry

    How many diagonals does a prism have whose base is a regular polygon with 3 sides?

    asked by Martha
  25. statistics

    1. A professor measured the time (in seconds) required to catch a falling meter stick for 19 randomly selected students’ dominant and non-dominant hand. The professor claims that the reaction time in an individual’s dominant hand is less than the

    asked by arshi
  26. Solar Energy Please Help

    Consider a PV module with the following parameters as measured at STC (Standard Testing Conditions): Voc = 55 V; Isc = 5 A; Impp = 4.7 A; Fill Factor = FF = 75% ; Efficiency = 19.75%. Suppose that under normal operation at STC conditions, the module is not

    asked by UNO
  27. chemistry

    Consider 15 mL of an aqueous solution containing 2.0 g of an organic solute. If the distribution coefficient for the solute between ether and water is 20, calculate the percent of the compound that can be recovered with a single extraction with 13.9 mL of

    asked by samm
  28. Philosophy

    The view that knowledge is impossible is: A. Rationalism B. Empiricism C. Skepticism D. Constructivism E. Cognitivism

    asked by Jay
  29. 5TH GRADE MATH

    John placed 128 beads in equal rows to make an art project. His friend Mark used 125 beads to make a similar project. Is it possible for their projects to contain the same number of beads in a row? Please show and explain the answer.

    asked by Stephon
  30. please help me!! physics

    The masses of blocks A and B are 4.5 kg and 3.7 kg respectively. The blocks are initially at rest and are connected by a massless string passing over a massless, frictionless pulley. The system is released from rest. a. What is the acceleration of the

    asked by Nickoli
  31. 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
  32. Math

    Evaluate the expression for the given value. x = -2; y = 3; z = -1 -2x^2y - 3xy^2z - xz =

    asked by Alan
  33. physics

    a 2.50 N rock is thrown down from a cliff at 10.0 m/s. a. what is the velocity after falling 25.0 m? b. velocity as it hits the water 125 m below? c. kinetic energy as it hits the H20?

    asked by carol
  34. physics

    find the tension in each cable. T1=68.0 degree T2= 25.0 degree weight= 27500 N

    asked by carol
  35. physics

    three forces, each of magnitude 1450 LB act in the same point. The angle between adjacent forces is 45.0 degree. Find the resultant force?

    asked by carol
  36. Social Studies

    How is natural vegetation affected by the types of soil

    asked by Samanvita
  37. english

    what are the circumstances that would force you to be like thoreau

    asked by coleene
  38. Finance

    You are considering the purchase of an outstanding Nickel Corp bond that was issued at par on Oct. 2, 2007 with a 10-year maturity. It is now Oct 2, 2013. The bond has an 8% coupon rate and has semi-annual coupons. The price is now $1,068.23. a) If you

    asked by Cally
  39. algebra 1

    A manufacturer is cutting plastic sheets to make rectangles that are 11.125 inches by 7.625 inches. Each rectangle’s length and width must be within 0.005 inches. A. Plot the acceptable range of lengths on the number line that follows: B. Write an

    asked by mark
  40. Statistics

    Many dairy cows now receive injections of BST, a hormone intended to spur greater milk production. A group of 53 Jersey cows increased average milk production from 43 to 52 pounds per day, with a standard deviation of 4.8 lbs. Is this evidence that the

    asked by Katie
  41. algebra

    Wat is 3a-b When a is 15 and b is ~1.5

    asked by jen
  42. cv

    possible values of n for 7n−(9n+1)>5

    asked by algebra
  43. Science

    What muscles do we have more of skeletal muscles, smooth muscles, cardiac muscle or involuntary muscle?

    asked by Nikki
  44. MATH

    Find the slope and the y intercept of the following linear equation: x + 4y = -4

    asked by Matt
  45. MATH

    Find the slope of the line through the points (-4,4) and (0,-4).

    asked by Matt
  46. MATH

    For all integers a, b, c, and d, which of the following is a factored from of ab + ac + db + dc a) (a + d)(b + c) b) (ad + db) + (ac + dc) c) (a + c)(d + b) d) (ab)(cd) e) (a + b)(c + d)

    asked by Matt
  47. math

    If inflation had been 3% each year from 2002 to 2012, what would be the CPI have been in 2012?

    asked by stacy lee
  48. ALGEBRA

    FIND: 3^-1 + 3^0 + 3^1 + 3^2=

    asked by Matt
  49. Physics

    A man lifts a luggage of 20 kg from the ground and puts it on his head 2m above the ground. Calculate the work done by him on the luggage.

    asked by Ashwin
  50. Math

    A flat screen television is sized depending on the length of the diagonal (ex: a 40 inch flat screen has a 40 inch diagonal ). If a 32 inch television has a width that is 5 inches longer than its length. Determine the dimensions of the television (using

    asked by Tara
  51. Socials

    Down and Out in Victorian London from Oliver Twist by Charles Dickens questions I don't understand. 1. What is a parish? (not in religious content) 2. How did social values affect the treatment of the poor? 3. What were "workhouses" and how did they

    asked by Bethany
  52. Finance

    Buy a stock for $35 a share, hold it for 3 years, and then sell it for $75 a share (the stock pays annual dividends of $2 a share).

    asked by Kim
  53. Math

    A store has rows of T-shirts, with 8 shirts in each row. How many T-shirts are there in all? Answer,, 3*8=24 2/ there are 3groups of hikers in the Rain Forest Hiking Club. There are 7hikers in each group. Draw arrows on the number line below to skip count

    asked by Joji
  54. Physics

    A man lifts a luggage of 20 kg from the ground and puts it on his head 2 m above the ground. Calculate the work done by him on the luggage.

    asked by Ashwin
  55. Math

    Fay bakes 32 cupcakes. She puts them in a box that has 5rows , with 5cupcakes in each row . How many cupcakes do not fit in the box? The answer: 5*5=25

    asked by Nawaf
  56. mental health counseling

    Authentic and performance assessments strive for greater realism and complexity of tasks under the premise that real-life problems can often be solved ______________.

    asked by june
  57. compound interest

    If you put away $1000 when you are 21, and you earn 10% per year every year, what will that $1000 have grown to by the time you are 77?

    asked by Anonymous
  58. compound interest

    When you were 14 your uncle decides to put $2000 in an account for you that pays 10% per year. How much money will you have at the age of 77 years old?

    asked by Anonymous
  59. Physics

    A 5 kg block is hanging from the top of an elevator if the elevator is accelerating upward at a rate of 3m/s/s, what is the tension in the rope that the block is hanging from?

    asked by Karen
  60. algebra

    Please Help, The last question has to be done by midnight. A chevy Bel Air, a classic car today, cost $2,400.0 new in mid-1963. How much would that be in 2012 dollar.

    asked by Tracy
  61. Physics

    TURNTABLE SOLUTIONS A gyroscope consists of a uniform disc of mass radius M= 1 kg and radius R= 0.3 m . The disc spins with an angular speed ω= 400 rad⋅s-1 as shown in the figure below. The gyroscope precesses, with its axle at an angle 30∘ below the

    asked by Anon
  62. Physics

    TORQUE, ROTATION AND TRANSLATION A Yo-Yo of mass m has an axle of radius b and a spool of radius R . Its moment of inertia about the center can be taken to be I=(1/2)mR2 and the thickness of the string can be neglected. The Yo-Yo is released from rest. You

    asked by Anon
  63. Precalculus

    Exact value cosπ/12

    asked by Anonymous
  64. Math

    HELP: Does THIS LOOK OK SO FAR? NEED HELP WITH THE REST, PLEASE! A 1963 Chevy Bel Air, a classic car today, cost $2400 new in mid-1963. How much would that be in 2012 dollars? Cost 2012 = CPI in 2012 Cost 1963 = CPI in 1963 Cost in 2012 = 232.0 $2,400 30.6

    asked by Tracy
  65. Accounting

    How can price inflation effect a university negatively in the future? Like, what are a few things in the university that will be impacted?

    asked by Anonymous
  66. Physics

    A weather vane initially at rest has a moment of inertiaof 0.100 kg-m2about its axis of rotation. A 50.0 g pieceof clay is thrown at the vane and sticks to it at a point20.0 cm from the axis. The initial velocity of the clay is 15.0 m/s, directed

    asked by Clinton
  67. biology

    Oxygen becomes part of cellular respiration _________________. A. at the end of glycolysis B. at the end of the electron transport chain C. at the end of fermentation D. at the end of the Krebs cycle

    asked by hannah
  68. math

    Determine the area of the region bounded by the given function, the x-axis, and the given vertical lines. The region lies above the x-axis. f(x)=4x√ , x=1 and x=4

    asked by lol24
  69. science

    How did Lamarck and Darwin differ in their thinking about species? A. Darwin thought that organisms could induce their own changes, while Lamarck thought that change could only be induced by an organism's environment. B. Darwin thought that change could

    asked by Anonymous
  70. algebra

    Can anyone explain the formula y=mx+b ? I know that y is the output and x is the input, but I'm not sure how it works.. Explain? With an example?

    asked by BrainyBird
  71. chem

    The min. energy needed to break a C-Br bond is 288000mol^-1. If one has access to laser with 3 output wavelengths 266,1065,800nm, which wavelength(s) can be used to break that bond? I keep getting 417nm for the wavelength (which is none of the outputs) but

    asked by Lenny
  72. reading (Ms. Sue or Writeacher)

    Those members will create a "page" in a characterization book entitled "Two Kinds." Each page will present a character, character terms specific to this character, a graphic image and text suppot that "proves" each character term that has been assigned.

    asked by anonymous
  73. world history

    how did the fighting at lexington and concord affect the relationship between the colonies and great britain?

    asked by tyrone
  74. Grammar

    1.Select the correct sentence: a.She is younger than him and me. b.She is younger than he and me. c.She is younger than him and I. d.She is younger than he and I. 2. Select the correct sentence: a. They, theirselves, had a happy holiday celebration. b.

    asked by Susan
  75. Socials

    What were the poor laws? What was their purpose and what did they set out to do? my answer for the first part: - The poor laws was a law regulating the public relief or support of the poor. Its purpose was...?

    asked by Bethany
  76. Statistics

    142 out of 507 people were right. Calculate a 95% confidence interval for the proportion of the entire population that could be right. I did some of the work and got .72...don't know what to do with this? Please help.

    asked by Jon
  77. grammar

    Select the correct sentence: a. We will retreat the patient after we re-create his chart. b. We will retreat the patient after we recreate his chart. c. We will re-treat the patient after we re-create his chart. d. We will re-treat the patient after we

    asked by Susan
  78. Trig-Geometry - Law of sines and cosines

    Hello everyone, I've been struggling on this problem for quite some time. It would be appreciated if you could help. Thanks. (The website is the diagram, it is a screenshot) In the diagram below, triangle ABC has been reflected over its median AM to

    asked by Sam
  79. Math-Algebra

    1. The surface area of a cube varies directly as the square of its edge. Find its surface are. 2. A certain object traveling at 24 meters per second has a kinetic energy of 72 joules. If the kinetic energy of that object varies directly as the square of

    asked by Mckenna Louise
  80. college problem solving

    a certain two-digit number is 6 less than the sum of its tens digit and 7 times its units digit. if the digits are reversed the number is increase by 27. fin the original two-digit numbers

    asked by luckybee
  81. Math-Algebra

    1. The length of a rectangle with a constant area varies inversely as its width. The length of this rectangle is 8in when its width is 3in. Find the length when the width is 4in. 2. The number of people working on a certain job varies inversely as the

    asked by Mckenna Louise
  82. Math-Algebra

    1. Finf the width of a rectangle whose area is 36 sq in. And length is 9in. 2. The attraction F of any two masses m1 and m2 foe each other varies directly as the oroduct of the masses and inversely as the square of the distance d between these teo masses.

    asked by Mckenna Louise
  83. college problem solving 2

    Me and Bill said casey can do the job for you in 10 days but give me alex instead of bill and we can get it done in 9 days. i can do better tha that said slex. let me take bill as a partner and we will do the job for you in 8 days. how long will it take

    asked by luckybee
  84. Calculus 1

    Use the method of cylindrical shells to find the volume V generated by rotating the region bounded by the given curves about the specified axis. y=8-x^2, y= x^2 ; about x=2 V=?

    asked by Brianna
  85. college problem solving 3

    an express train leaves new york at 3:00 pm and rreaches boston at 6:00 pm a slow train leaves boston at 1:30pm and arrives in new york at 6:00 pm. if both trains travel at constant speeds at what time do they meet

    asked by luckybee
  86. Science, Physics, math, calculus

    A toy rocket is fired at v0 = 41.2 m/s at an angle of è = 73.8 degrees with respect to the horizontal on flat level ground. Assuming that air resistance is negligible, what is its maximum height (H) and how far (R) will the rocket have traveled in the

    asked by James
  87. Math

    consider the equations:f(x)=-6x-1 and g(x)=4x^2 Select the solution for (f+g)(x) A) -6x-1+4x^2 B) -24x^3 - 4X^2 C) -24x^2 - 1 D) -6X -1 - 24X^2 I think the answer is A. Please help

    asked by Maria
  88. cultural dances

    I finally have to do that project on cultural dances, but the one I picked isn't the one I want to do. Is the cowboy boogie a cultural dance? Please. I only have a day now and I didn't think of it till now.

    asked by Izzy
  89. maths

    What are the binary representations of the following decimal numbers? 17,29,38

    asked by Alang
  90. Science, Physics, math, calculus

    You would like to shoot an orange out of a tree with your bow and arrow. The orange is hanging 5.00 m above the ground. You fire the arrow at 35.0 m/s oriented 30.0° above the horizontal from a height of 1.30 m while standing 47.0 m away on your first

    asked by James
  91. math

    Select the x-coordinate of the vertex of the parabola defined by the function f(x) = -7x2 + 5x + 9. -7/5 9 5/14 -5/7

    asked by Maria
  92. maths

    Rama kant has a gold coin of 150gms.He distributed 1/6,3/5 and 1/5 of the coin to his three daughters.Now how much gold is left with Rama Kant?

    asked by Lanyam konyak
  93. pre-algebra

    write a number sentence for the model. let one white tile equal +1 and one black tile equal -1

    asked by ashay
  94. Journalism

    I haven't started working on my article yet, but it'll be explaining Christmas music - mostly the history of Christmas carols. However, I found some pretty interesting facts on the origins of some popular carols and how they aren't in any way related to

    asked by Me
  95. Math

    Determine the equation of g(x) that results from translating the function f(x) = x2 + 3 upward 14 units. g(x) = (x + 17)2 g(x) = (x + 14)2 + 3 g(x) = x2 - 11 g(x) = x2 + 17

    asked by Jeff
  96. Language Arts

    describe a soggy, wet day. use sensory details.

    asked by anon
  97. Math

    Determine the equation of g(x) that results from translating the function f(x) = (x + 6)2 to the right 12 units. g(x) = (x - 6)2 g(x) = (x + 18)2 g(x) = (x + 6)2 - 12 g(x) = (x + 6)2 + 12

    asked by Rohan
  98. Calculus 1

    Use the method of cylindrical shells to find the volume V generated by rotating the region bounded by the given curves about the specified axis. y=8-x^2, y= x^2 ; about x=2 V=?

    asked by Brianna
  99. Math

    This homework question was removed due to a copyright claim submitted by the National Network of Digital Schools Management Foundation (NNDS). How do I graph it?

    asked by jenny
  100. Statistics

    142 out of 507 people were right. Calculate a 95% confidence interval for the proportion of the entire population that could be right. I did some of the work …Please help. I am getting .0199 SD =sqt(.28(1-.28)/506 = .0119 so .28 +/- .0119 so I could say

    asked by Jon
  101. Mathematics

    calculate the CPI for this year and for 5 years from now. Project the price 5 years from now of an item that you commonly buy. **Dunkin Donuts Coffee**** $2.04 Please help, I know I am missing something. Thanks

    asked by tracy
  102. math fractions

    A rectangular table 6/7 of a meter long by 2/5 of a meter wide

    asked by damesha
  103. Language Arts

    Have you ever wanted to know what people said and thought about you when you weren't around? If you could disguise yourself in some way and be around the people you know, how would you carry it out? Describe your ideal disguise and a scenario that you

    asked by anon
  104. math fractions

    A rectangular table 6/7 of a meter long by 2/5 of a meter wide

    asked by damesha
  105. Physics

    An X-ray binary consists of 2 stars with masses m1 (the accreting compact object) and m2 (the donor). The orbits are circular with radii r1 and r2 centered on the center of mass. (a) Find the orbital period T of the binary following the guidelines given in

    asked by jennifer
  106. Science- Ms.Sue

    The fossil record contains many intermediate forms of at least one evolutionary line of animals. Beginning with a set of ancient fossils of extinct animals that had three toes, the fossil record continues with intermediate forms containing two toes, and

    asked by Anonymous
  107. Social Studies

    European possessions in the New World as of 1800. British, Spanish, French, Portuguese, Dutch. Can someone find me a map

    asked by Jynessa
  108. statistics

    Typing speeds among college students are normally distributed with a mean of 60 words, and a standard deviation of 10 words. determine the typing speed that separates the top 6% typists from the rest.

    asked by Jon
  109. Math

    Need help solving this! Use the following information to find y: m=-3 (5,2) and (6,y)

    asked by Anonymous
  110. Math

    Need help solving!! write an equation in slope intercept form with a y-intercept of 3 and is perpendicular to the given line

    asked by Anonymous
  111. Math

    Please help me solve this!! I'm really struggling with this topic Write an equation in slope intercept form with a y-intercept of 1 and is parallel to the given line

    asked by Hannah
  112. Math

    Please help me solve this!! I'm really struggling with this topic Write an equation in slope intercept form that is parallel to the following two points: (-1,4) and(1,5)

    asked by Hannah
  113. Trigonometry

    Prove the following trigonometric identities. please give a detailed answer because I don't understand this at all. a. sin(x)tan(x)=cos(x)/cot^2 (x) b. (1+tanx)^2=sec^2 (x)+2tan(x) c. 1/sin(x) + 1/cos(x) = (cosx+sinx)(secx)(cscx) d. tan^2 (x)(1+1/tan^2 x)

    asked by Jessy
  114. Trigonometry

    Given the equation 2cos^2x+sinx-1=0 1. Explain why this equation cannot be factored. 2. Use a trigonometric identity to change the equation into one that can be factored.

    asked by Jessy
  115. Pre-Calc (Prove the identity)

    Prove the identity. (show steps please!) Thank you! tan^2(x/2+π/4)=(1 + sin x)/(1 − sin x)

    asked by Anonymous
  116. English

    1. Eggs are most helpful for people who have nerve damage. (In this sentence, does 'most' mean 'very'?) 2. Eggs are the most helpful for people who have nerve damage. (What about this one? Are both different in meaning?)

    asked by rfvv
  117. Science-Ms.Sue

    Very few fossils of jellyfish or their close relatives have been found. This makes it hard to trace the evolutionary history of jellyfish using the fossil record. What explains this? A. Jellyfish fossils are buried deep under the ocean floor, not in land

    asked by Anonymous
  118. English

    1. If he goes there, he will be arrested. 2. Does he go there, he will be arrested. (is #2 grammatical?) 3. If he were to go there, he would be arrested. 4. Were he to go there, he would be arrested. (is #4 grammatical?)

    asked by rfvv
  119. Science-Ms.Sue

    Which of the following correctly states the relationship between monkeys and humans? A. Humans and monkeys evolved from apes. B. Humans evolved from monkeys. C. Humans and monkeys evolved from the same ancestor, which is now extinct. D. Humans evolved from

    asked by Anonymous
  120. finite math

    a cellular phone manufacturer randomly selects 5 phones from every batch of 50 produced. if at least one of the phones is found to be defective, then each phone in the batch is tested individually. find the probability that the entire batch will need

    asked by Sim
  121. ms. sue

    can you help me out on my assignment

    asked by anonymous
  122. Science

    I need to make a good slogan for a company that sells the mineral dolomite, using 1 of the mineral's uses. The uses are: 1) Dolomite is used as a source of magnesia (MgO) 2) It is used for acid neutralization in the chemical industry, in stream restoration

    asked by Victoria
  123. Trig/Precalc

    a lamp post that is 8 feet high casts a shadow 5 feet long. how tall is the person standing beside the lamp post if his shadow is 3.5 feet long

    asked by Marusa
  124. math

    Vanessa typically works 8 hours per day in a normal 5 day work week. Last week, however, Vanessa had to take 90 minutes off on Tuesday, 45 minutes off on Thursday, and she left two and a half hours early on Friday. How many hours did Vanessa work last

    asked by p
  125. math

    60 percent of the students in a marching band are girls. There are 30 girls in the marching band. How many students are there altogether?

    asked by Rylee
  126. math

    If x=(2/y^2)+2,what is the value of y in terms of x ? please answer and explain

    asked by Tomas
  127. Statistics

    Given the following information, determine the 68.3 percent, 95.5 percent, and 99.7 percent confidence intervals. overbar above X equals 4.33 comma SE sub m equals 3 I would appreciate it extremely if someone would help me figure this out. I honestly have

    asked by Anonymous 11/24/13
  128. math

    Considering the scenario from the previous question, if partial payment was sent by the discount date, what is the balance still due on the order? (Points : 2.5)

    asked by Anonymous
  129. Chemistry

    When weighing liquid ethanol, why do you have to place water in the beaker prior to adding the ethanol to that same beaker?

    asked by Chem
  130. Chemistry

    What factors do you need to consider if you wish to use the volumetric method for preparation of stock ethanol solutions?

    asked by Stock Solutions
  131. math

    5 CUPS EQUAL HOW MANY PINTS (x1pt/2c) I thought 10?

    asked by Libby
  132. Science

    Luther Burbank was a plant breeder who developed a strain of potato plant that produced more tubers of larger size than other potato plants that were grown on farms at the time. This strain of potato was also resistant to the potato blight that had wiped

    asked by Anonymous
  133. magnets

    A positive helium ion He+ is released from rest at the surface of a +1000 V flat electrode. It travels in the +x-direction (in vacuum) across a 1 mm gap, passes through a small hole in a +0 V electrode that is parallel to the first one, and enters a region

    asked by Ed some one please help
  134. current and magnetism

    A current loop with radius 20 cm and current 2 A is in a uniform magnetic field of 0.5 T. Considering all possible orientations of the loop relative to the field, what is the largest potential energy difference (in Joules) you can find between two

    asked by James
  135. College Algebra

    solve the polynomial inequality and graph on number line. express in set interval rotation. Show work x^3 - 3x^2 - 9x + 27 < 0

    asked by Jenn
  136. math

    There is a winter storm and the snow is falling at a rate of 4 inches/hour. Write 3 equivalent ratios associated with the following rate 4/inches/hour. How many inches will fall between 8pm and 12pm? I haven't a clue

    asked by Libby
  137. statistics

    For the past 20 years, the high temperature on April 15th has averaged  = 62 degrees with a standard deviation of  = 12. Last year, the high temperature was 68 degrees. Based on this information, which of the following best describes last year's

    asked by Anonymous
  138. Physics

    A man has a mass of 65kg on the Earth's surface. How far above the surface of the Earth would he have to go to "lose" 13% of his body weight?

    asked by Anonymous
  139. physics

    want to bring a weight of 1 kg suspended at a height of 5 feet, slowly down so that it takes 1 min to reach down.how do i make this working

    asked by susan
  140. statistics

    what makes a probability plot non-normal? I would think outliers are one of them, but what else?

    asked by star101
  141. statistics

    how would you tell deviations from normality by looking at a box plot?

    asked by star101
  142. science

    A 1520 kg car rounds a 164m radius curved at a constant speed of 22.0 m/s. What is the centripetal acceleration of the car? What is the centripetal force acting on the car?

    asked by Tel
  143. PHYSICS

    Consider the circuit in Figure P32.17, taking script e = 6 V, L = 5.00 mH, and R = 7.00 . Figure P32.17 (a) What is the inductive time constant of the circuit? ms (b) Calculate the current in the circuit 250 µs after the switch is closed. A (c) What is

    asked by Begging for help
  144. statistics

    how would you tell deviations from normality by looking at a box plot?

    asked by star101
  145. Algebra 2

    solve this equation x+2y+2z=6, -2x+4y+6z=-3, x+3y+z=6

    asked by Sky
  146. math

    what would be an example of a parameter? i'm confused. i'm given this problem: How much time do undergraduate students at GMU spend each day reading and sending email? A survey was conducted by a graduate student asking students in the Johnson Center the

    asked by bob
  147. water treatment

    Which is correct for this trickling filter? a)Due to the low BOD loading rate the biomass growth will be too little. Methanol needs to be dosed to keep the biomass alive. b)Due to the high BOD loading rate the filter might clog. This can be prevented by

    asked by Anon
  148. Physics

    A supply plane needs to drop a package of food to scientists working on a glacier in Greenland. The plane flies 50.0m above the glacier at a speed of 100m/s . How far short of the target should it drop the package?

    asked by Alez
  149. Science

    Study the image of the fossil shown below. How might a scientist use this fossil to learn more about the history of life on Earth? connexus dot com/content/media/917517-4162013-72829-PM-1012149111.jpg to compare structures in the fossil with homologous

    asked by Anonymous
  150. 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