Questions Asked on
October 24, 2013

  1. physics

    Two workhorses tow a barge along a straight canal. Each horse exerts a constant force of magnitude F, and the tow ropes make an angle θ with the direction of motion of the horses and the barge. (Figure 1) Each horse is traveling at a constant speed v. How

    asked by HELP
  2. physics

    You are a member of an alpine rescue team and must get a box of supplies, with mass 3.00kg , up an incline of constant slope angle 30.0∘ so that it reaches a stranded skier who is a vertical distance 2.90m above the bottom of the incline. There is some

    asked by HELP
  3. physics

    A pump lifts 200kg of water per hour a height of 6.0m . Part A What is the minimum necessary power output rating of the water pump in watts? Part B What is the minimum necessary power output rating of the water pump in horsepower?

    asked by HELP
  4. AP Chemistry

    The standard enthalpy of formation of Mn2O3 is −962.3 kJ/mol. How much heat energy is liberated when 6.5 grams of manganese are oxidized by oxygen gas to Mn2O3 at standard state conditions? Answer in units of kJ

    asked by Gabriella
  5. Statistics

    12) Allergic reactions to poison ivy can be miserable. Plant oils cause the reaction. Researchers at the Allergy Institute did a study to determine the effects of washing the oil off within 5 minutes of exposure. A random sample of 1000 people with known

    asked by Amanda
  6. Math

    Complete the Chart .. Whats the rate for Spaghetti ingredients Ounces of Spaghetti and Ounces of Tomato 12 __16 6 -- 8 3 -- X 2 -- X 1 -- X find the x's

    asked by Veah
  7. math

    A company's weekly profit, in riyals, is modeled by the function P(u)=-0.032u^2+46u-3000. where u is the number of units sold each week. a) the maximum weekly profit. Answer: 13531.25 riyals b) the loss for week's holiday period, where no units are sold

    asked by Lucas
  8. Chemistry

    Identify the following chemical equations by type. 1. If an electric discharge produces 500 cm3 of ozone (O3), how many cm3 of oxygen (O2) are required? 3O2(g) ---> 2O3(g) 2. When 2.75 dm3 of O2 react with an excess of glucose (C6H12O2), according to the

    asked by UnName
  9. math

    Find the perimeter of the hypocycloid of four cusps, x^2/3+y^2/3=1/9

    asked by Jingchi
  10. math

    When a skydiver jumps from an airplane, the distance d in feet the diver falls in t seconds before opening the parachute is given by the formula d=16t^2. The formula assumes that there is no air resistance. Find the time it takes a skydiver to fall 1,551

    asked by victoria
  11. US History

    Which of the following statements about the Platt Amendment is true? A - It guaranteed that Cuba would be independent by 1915. B - It prevented the United States from intervening in Cuban foreign affairs. C - It essentially made Cuba a U.S. protectorate. D

    asked by CJ
  12. Statistics

    12) Allergic reactions to poison ivy can be miserable. Plant oils cause the reaction. Researchers at the Allergy Institute did a study to determine the effects of washing the oil off within 5 minutes of exposure. A random sample of 1000 people with known

    asked by Amanda
  13. Health

    Describe how respecting yourself and respecting your values can improve your self-esteem. A: If you respect yourself, you will be proud of yourself. Therefore, your self-esteem will rise. If you respect your values, you will less likely allow others to

    asked by Anonymous
  14. Science ms sue please help

    True or false during dry weather the water level in a small pond drops because of runoff. I think it's true but I'm not sure And in the water cycle water returns to earth as condensation usually in the form of rain or snow. Is that true? And when water

    asked by Gaby
  15. Physics

    A 2.60-kg block is attached to a horizontal spring that has a spring constant of 203 N/m. At the instant when the displacement of the spring from its unstrained length is -0.115 m, what is the acceleration a of the object? In your answer, be sure to

    asked by Cheech
  16. algebra

    A restaurant meal for a group of people cost $85 total. This amount included a 6% tax and an 18% tip, both based on the price of the food. Which equation could be used to find f, the cost of the food

    asked by hannah
  17. Geometry

    Find JL if JK=17-x, KL=2x-7, and K is the midpoint of JL

    asked by Alex
  18. math

    A rocket follows a parabolic trajectory. After t seconds, the vertical height of the rocket above the ground, in metres, is given by H(t) = 37t – t . Find the length of time the rocket is in the air. Could you please explain me, why answer is 37s? Thank

    asked by Lucas
  19. Physics

    Problem 1- A dog running in an open field has components of velocity vx = 2.2m/s and vy = -2.5m/s at time t1 = 12 s. For the time interval from t1 = 12 s to t2 = 24 s , the average acceleration of the dog has magnitude 0.55 m/s2 and direction 25.5∘

    asked by Maryam
  20. Physics

    A 4.7 kg bag of groceries is in equilibrium on an incline of 26 degree. The acceleration of gravity is 9.81 m/s square. What is the magnitude of the normal force on the bag? Answer in units of N

    asked by Auline
  21. algebra 2

    Three friends share the cost of a pizza. The base price of the pizza is p and the extra toppings cost $4.50. If each person’s share was $7.15, which equation could be used to find p, the base price of the pizza?

    asked by hannah
  22. Chemistry

    What mass of Carbon dioxide is produced from the complete combustion of 4.60x10^-3g of methane?

    asked by Savannah
  23. Statistics

    6)You are given the information that P(A) =0.30 and P(B) =0.40 (a) Do you have enough information to compute P(A or B)? Explain.(events A and B are mutually b) If you know that events A and B are mutually exclusive , do you have enough information to

    asked by Amanda
  24. is this good U.S. History essay

    John D. Rockefeller, Cornelius Vanderbilt, Andrew Carnegie were all big business leaders in the 1800s. Some Americans viewed these business leaders as “robber barons” but others saw them as “Captains of industry”. People classified Rockefeller as

    asked by Reina B.
  25. Computer Programming using python

    Assume s is a string of lower case characters. Write a program that prints the longest substring of s in which the letters occur in alphabetical order. For example, if s = 'azcbobobegghakl', then your program should print Longest substring in alphabetical

    asked by Anonymous
  26. Health

    1). Describe why good communication is important. A: Good communication is important because it is a process through which two or more people exchange information, and, if the message is not properly sent, misunderstandings can arise. Good communication,

    asked by Anonymous
  27. Chemistry

    Using molar volume (STP) or the ideal gas law equation, determine the molar mass, g/mole, of each of the following:1.)11.1g of a gas that has a volume of 1.50L at STP. 2.) 0.742g of a gas that has a volume 860mL at 1.28atm and 18∘C. 3.) 2.42g of a gas

    asked by anonomous
  28. Computer Programming using python

    Assume s is a string of lower case characters. Write a program that prints the number of times the string 'bob' occurs in s. For example, if s = 'azcbobobegghakl', then your program should print Number of times bob occurs is: 2 For problems such as these,

    asked by Anonymous
  29. Statisctics and Probability

    HI, I don't know how to approach this problem, could someone please help, thank you. Seeds are often treated with a fungicide for protection in poor-draining, wet environments. In a small-scale trial prior to a large-scale experiment to determine what

    asked by Adelina
  30. algebra 2

    . A tile setter is joining the angles of two tiles, A and B, to make a 90-degree angle. The degree measure of Angle A can be represented as 3y + 2 and of Angle B as 5y. Which equation represents this situation? these are the one I neeeed help with

    asked by hannah
  31. Physics

    A given solar cell has the following specifications: Isc=4A Voc=0.7V 36 identical cells with the above specifications are to be interconnected to create a PV module. 1- What is the open-circuit voltage (in V) of the PV module if all the solar cells are

    asked by youlife2015
  32. physics

    If the physical half-life of sulfur-35 is 87.1 days, and the biologic half-life in the testicle is 632 days, what is its effective half-life in this organ? I know i have to find the time and then the half-life. But im having trouble finding the time

    asked by Sarah
  33. physics

    The total volume of a new house is 800 m3. Before the heat is turned on, the air temperature inside is 10°C, and the relative humidity is 50%. After the air is warmed to 20°C, how much water vapor must be added to the air to make the relative humidity

    asked by vanessa
  34. physics

    A spherical shell of uniform charge density σ has a circular hole cut out of it.What is the Electric Field at a radius just outside the sphere, directly over the center of the circular, cut-out hole? Type "sigma" for σ and "epsilon_o" for ϵo. HINT: the

    asked by manu
  35. cal

    Find dy/dx by implicit differentiation given that tan(4x+y)=4x

    asked by cal
  36. 6th grade math

    Can you check these problems, please? Translate each phrase into algebraic expression. 1. 5 more than D Ans: 5 + D 2. Twice a number W Ans: 2*W 3. Product of 60 and W Ans: 60*W 4. A number, N, decreased by 18 Ans: N - 18 5. 14 minus a number, M Ans: 14 - M

    asked by Alex
  37. chemistry

    Determination of Kf of Cu(NH3)4 (aq) with given 10mL of 6M NH3 mix with 40mL of 1M Cu. This is what I have so far: nCu= .040L x 1= .040mol nNH3= .010L x 6= .060mol Cu^2+ + 4NH3 -> Cu(NH3)4 .040 .06 0 -.040 4(-.040) +.040 0 -.1 .040 [Cu(NH3)]=

    asked by slamj
  38. physics

    A person jumps from the roof of a house 4.0-m high. When he strikes the ground below, he bends his knees so that his torso decelerates over an approximate distance of 0.66m. If the mass of his torso (excluding legs) is 42kg , what is the magnitude of the

    asked by john
  39. ENGLISH

    Book april morning Describe both sides of the Boiled pudding controversy in town. What does this reveal about the town?

    asked by carl
  40. english

    aesops's fables tell stories about people and animals

    asked by daquarius
  41. algebra 2

    One-fourth of the distance between two cities is 100 miles less than two-thirds the distance between the cities. Which equation expresses this situation?

    asked by hannah
  42. Finance

    (15 points) You have been living in the house you bought 10 years ago for $300,000. At that time, you took out a loan for 80% of the house at a fixed rate 15-year loan at an annual stated rate of 9%. You have just paid off the 120th monthly payment.

    asked by Anonymous
  43. Algebra

    1800 (x+20) 1800x + 20(1800) or 1800x + 36,000 are the expressions all equivalent? How can you determine if they are equivalent?

    asked by BILL
  44. Physics

    a) Family Smith has already installed PV in their house. Now, they also want to cover their needs for warm water with solar energy. For this, they consider having a solar thermal water heating system. Considering that the need for warm water is 100L/day,

    asked by youlifex
  45. cal

    Find dy/dx by implicit differentiation. x^3+8x+x^13y-y^6=4

    asked by cal
  46. English

    "The Passionate Shepherd to His Love who is the audience of the poem?

    asked by Christopher
  47. math

    Stephen drove at a constant speed from Town X to Town Y at 9 A.M. yesterday. Half an hour later, Cole drove from Town X to Town Y at a constant speed that was 30km/h faster than Stephen's. By 9:30 A.M., Stephen traveled 40 km. Cole caught up with Stephen

    asked by Jade
  48. Personal finance

    Josh has decided to take a course at the local community college that could help him get a promotion at work. The course begins at 5pm and goes until 9pm on monday nights. Josh normally works until 5pm each day, but because of the drive time he will leave

    asked by Michelle
  49. Chemistry

    what's the density of a cube of an unknown substance if mass is 45.2g and the side of a cube is 3.2cm?

    asked by Nick
  50. Math

    Write an expression for the word phrase. r divided by 2

    asked by kim
  51. Physics

    why does a hunter raise the barrel of his rifle when aiming at a distant target? If he aims directly at a target 115 m away, by how much will he miss the target of the muzzle velocity is 330 m/s?

    asked by Kairi
  52. GEOMETRY TRIANGLE

    IN TRIANGLE ABC, A POINT D IS ON AC SO THAT AB=BD. ANGLE ABC - ANGLE ACB = 30. FIND ANGLE CBD HELP NNNNNDEEEEEDDDD PLEASE

    asked by Barbie Lee
  53. Computer Programming using python

    Assume s is a string of lower case characters. Write a program that counts up the number of vowels contained in the string s. Valid vowels are: 'a', 'e', 'i', 'o', and 'u'. For example, if s = 'azcbobobegghakl', your program should print: Number of vowels:

    asked by Anonymous
  54. Computer Programming using python

    Now write a program that calculates the minimum fixed monthly payment needed in order pay off a credit card balance within 12 months. By a fixed monthly payment, we mean a single number which does not change each month, but instead is a constant amount

    asked by Anonymous
  55. Computer Programming using python

    You'll notice that in Problem 2, your monthly payment had to be a multiple of $10. Why did we make it that way? You can try running your code locally so that the payment can be any dollar and cent amount (in other words, the monthly payment is a multiple

    asked by Anonymous
  56. math

    How does finding the square root of a number compare finding the cube root of a number? Use the number 64 in your explanation.

    asked by victoria
  57. chem

    A 1L flask is filled with 1.25 g of argon at 25 degrees celcium. A sample of ethane vapor is added to the same flask until the total pressure is 1.45 atm. What is the partial pressure of argon in the flask? Chemistry - DrBob222, Tuesday, October 5, 2010 at

    asked by kris
  58. algebra

    a 9 foot board is cut into two pieces .one is 3.5 feet longer than the other. how long is the longer piece?

    asked by nick
  59. language

    a synopsis of a novel focuses on a) the main points of the story b) the point of view of the story c) the setting of the story d) the primary conflict in the story

    asked by victoria
  60. math

    Ms. Ross has 24 students, 2/3 of the students have brown hair and the rest have blond hair. How many students have brown hair?

    asked by Renee
  61. physics

    How much power must you exert to horizontally drag a 21.0kg table 15.0m across a brick floor in 20.0s at constant velocity, assuming the coefficient of kinetic friction between the table and floor is 0.500?

    asked by HELP
  62. PHYSICS

    A proton moves perpendicular to a uniform magnetic field B at 1.20 107 m/s and experiences an acceleration of 2.00 1013 m/s2 in the +x direction when its velocity is in the +z direction. Determine the magnitude and direction of the field. T in the

    asked by smita
  63. Biology

    What happens when a substance dissolves in the watery solution outside of a cell and equilibrium is disrupted. a. Water from the cell will move into the solution b. water from the solution will move into the cell c. the pores in the cell membrane will

    asked by David
  64. Early childcare

    Parents start to socialize their children in earnest during

    asked by Anonymous
  65. chemistry

    Assign oxidation states to all atoms in compound. C2H2O4 i already know the other 2 but how do i find C C - ? H - +1 O - -2

    asked by Anonymous
  66. physics

    You are driving north on a highway. Then, without changing speed, you round a curve and drive east. Does your velocity change

    asked by Anonymous
  67. personal finance

    which of the following is a credit management decision? a. Purchasing a used car. b. investing your savings in a stock market c. obtaining a student loan to attend college d. putting money into your retirement account

    asked by Michelle
  68. biology

    Covalent bonds are not affected by chemical reactions. true ir false

    asked by hannah
  69. Physics

    A research balloon of total mass 225 kg is descending vertically with a downward acceleration of 1.4 m/s2. How much ballast must be thrown from the car to give the balloon an upward acceleration equal to 3.6 m/s2, presuming that the upward lift of the

    asked by Liz
  70. math

    Ventura Coal mined 6 ¨ø tons on Monday, 7 ¨ú tons on Tuesday, and 4 ¨ö tons on Wednesday. If the goal is to mine 25 tons this week, how many more tons must be mined?

    asked by love
  71. calc

    Find the slope of the tangent line at (8,8) for the function (16-x)y^2=x^3 Round your answer to two decimal places.

    asked by math
  72. biology

    What are the reactants in the following chemical formula? C6H12O6 + 6O2 ¨ 6CO2 + 6H2O

    asked by hannah
  73. Chemistry

    A 23.16 ml volume of an H2A acid solution of unknown concentration with 2 drops of phenolphthalein required 14.24 ml of 0.135 M NaOH to reach the endpoint. What is the molar concentration of the acid solution?

    asked by Joy
  74. chemistry

    A 0.286g sample of carbon dioxide, CO2, has a volume of 585mL and a pressure of 495mmHg . What is the temperature, in kelvins and degrees Celsius, of the gas?

    asked by ellie
  75. math

    What is a quartic function with only the two real zeros given? x = -4 and x = -1

    asked by tabatha
  76. science

    fill in the blank. Contact lenses improve lives. Contact lenses are an example of a(n)__________ .

    asked by victoria
  77. physics

    How much power must you exert to horizontally drag a 21.0kg table 15.0m across a brick floor in 20.0s at constant velocity, assuming the coefficient of kinetic friction between the table and floor is 0.500?

    asked by becca
  78. math

    Stacey is x years old. Ali is four years less than three times Stacey's age. Carli is 10 years more than twice Ali's age. What is the age difference between Stacey and Carli? a. 2x+6 b. 3x-4 c. 3x+6 d. 5x+2 e. 6x+2 please answer and explain

    asked by Tomas
  79. DISCRETE MATHS

    We need to show that 4 divides 1-n2 whenever n is an odd positive integer. If n is an odd positive integer then by definition n = 2k+1 for some non negative integer, k. Now 1 - n2 = 1 - (2k+1)2 = -4k2-4k = 4 (-k2-4k). k is a nonnegative integer, hence

    asked by Don(please check my math)
  80. math

    round to the nearest ten and hundred. 997

    asked by Raquel
  81. English Literature-Critical Thinking

    Animals should serve as models for us. They are gentle, cooperative, and family-oriented creatures who fight mainly over territory and mates and rarely kill one another. Humans being engage in group warfare and slaughter one another by millions. In fact,

    asked by Sarah
  82. Chemistry

    Which of the following compounds is neutral in aqueous solution? A. CaCl2 B. AlCl3 C. NH4Cl D. CaO E. Na2CO3 F. CO2

    asked by Joy
  83. earth science

    A heterogeneous mixture is a

    asked by rey
  84. chemistry

    Two 50mL beaker. One contains 50mL of 1.0M PbSO4 and the other contains 10mL of 0.1M Pb(NO3)2 added with 40mL of .10M KI. What is the Ksp of PbI2?

    asked by slamj
  85. English

    In Johnny Tremain tensions were growing between the colonist and the British as the colonists struggled to gain Independence from the British Government. Does this show! external conflict climax or point of view

    asked by Steve
  86. physics

    A person of mass m jumps off the ground. Suppose the person pushes off the ground with a constant force of magnitude F for T seconds. What was the magnitude of the displacement of the center of mass of the person while they were in contact with the ground?

    asked by Anonymous
  87. cal

    Use the Product Rule to differentiate f(u)= √u (5-u^6)

    asked by cal
  88. Finance

    __________ Management involves decisions regarding how much money to retain in a liquid form and how to allocate funds among short-term investment instruments. a. investment b. money c. credit d. liquidity

    asked by Sheliah
  89. macoreconomics

    Suppose there is a temporary but significant increase in oil prices in an economy with an upward-sloping Short-Run Aggregate Supply (SRAS) curve. If policymakers wish to prevent the equilibrium price level from changing in response to the oil price

    asked by jen
  90. college macroeconomics

    Suppose there is a temporary but significant increase in oil prices in an economy with an upward-sloping Short-Run Aggregate Supply (SRAS) curve. If policymakers wish to prevent the equilibrium price level from changing in response to the oil price

    asked by jen
  91. algebra

    Sophie bought a total of 27 guppies and angel fish. She bought twice as many guppies as angel fish. How many of each kind of fish did Sophie purchase?

    asked by Kayla
  92. language

    Select the word or words that the italicized phrase modifies or describes. 1. A growing of tourists are pursuing the idea of ecotourism, TRAVELING DESIGNED TO SUPPORT AND RESPECT THE ENVIRONMENT. a) number b) tourists c) idea d) ecotourism

    asked by victoria
  93. Health

    Describe three ways you can improve your self-esteem. A: You can improve your self-esteem by acting with integrity, choosing supportive friends, and accepting yourself.

    asked by Anonymous
  94. Poetry

    what is the rhyme scheme for the poem: Come, the wind may never again Blow as now it blows for us; And the stars may never again shine as now they shine; Long before October returns, Seas of blood will have parted us; And you must crush the love in your

    asked by Mercy
  95. Math

    The two shortest sides of a right triangle are 10 inches and 24 inches long. What is the length of the shortest side of a similar right triangle whose two longest sides are 36 inches and 39 inches? I don't know how to do this one. I'm lost

    asked by Jerald
  96. Physics

    Consider two straight conductors of length 0.9m, carrying current of 19.9A and 12A respectively. If they are placed 0.3m apart, what is the value 10^6 ×F, where F is the magnitude of the force (in N) between these two conductors. Express the answer with

    asked by Sabrina
  97. chemistry

    Two 50mL beaker. One contains 50mL of 1.0M PbSO4 and the other contains 10mL of 0.1M Pb(NO3)2 added with 40mL of .10M KI. What is the Ksp of PbI2?

    asked by denny
  98. Computer Programming using python

    Write a program to calculate the credit card balance after one year if a person only pays the minimum monthly payment required by the credit card company each month. The following variables contain values as described below: balance - the outstanding

    asked by Anonymous
  99. Math

    Please help with this!!! 3/8-9/4[(-5/4)+(-1/10)] I cannot figure this out.

    asked by Cherie
  100. Astronomy

    Calculate the amount of energy released if a total of 1.5 kg of hydrogen is fused into helium.

    asked by Steven
  101. MATH HELP

    Derrick is investing $1,000 at 5% interest and Anna is investing $750 at 7% interest. Both interest rates are compounded annually. When will they have the same amount saved? (Hint: 1.05t/1.07t =(1.05/1.07)t )

    asked by Sammy
  102. physics(easy)

    A superball of mass m, starting at rest, is dropped from a height hi above the ground and bounces back up to a height of hf. The collision with the ground occurs over a total time tc. You may ignore air resistance. (a) What is the magnitude of the momentum

    asked by Anonymous
  103. management

    an auto manufactore negotiates a deal to have its cars appear in a hollywood film. this is and example of a. publicity b. prodcution placement c. media placement d. image exposure

    asked by jesus
  104. History

    In what ways can you use this document to help answer the question: Early Jamestown: why did so many settler die?

    asked by Isabella
  105. Math

    Need help with how to work the problem below. The answer key says the answer is 12,700 mi squared but I don't know how they got that. "The athletic dept. at Pi High School is planning a circular track 400 m long. The area inside the track will be planted

    asked by Brandi
  106. math

    ross buys 3 packages of 12 veggie burgers each. he also buys enough packages of 8 rolls so that there is a roll for every veggie burger. how many packages of rolls does he buy. How would i use a bar diagram?

    asked by peter
  107. History/Economics

    Plato, a Greek philosopher who lived from 427 BC to 347BC, famously wrote that, "Necessity is the mother of invention." Do you agree with this statement? Why or why not?

    asked by Nicole
  108. Social studies

    What are the east states and there capitols

    asked by Stacy
  109. Geometry

    Given a triangle ABC with A(6b,6c) B(0,0) and C (6a,0), prove that the medians of the triangle are concurrent at a point that is two thirds of the way from any vertex to the midpoint of the opposite side. I'm not sure how to prove this. I tried and when I

    asked by Cecilia
  110. statistics

    A survey among US adults of their favorite toppings on a cheese pizza reported that 43% favored pepperoni, 14% favored mushrooms, and 6% favored both pepperoni and mushrooms. What is the probability that a random adult favored pepperoni or mushrooms on

    asked by Anonymous
  111. algebra a

    f(c-5)

    asked by Anonymous
  112. Algebra

    A motorist was to travel from town A to town B, a distance of 80 miles. He traveled the first 24 minutes at a certain rate; traffic then increased and for the next 6 minutes he averaged 10 miles per hour less than his original speed; then traffic eased up

    asked by Jane
  113. language

    What would a promoter do for a boxing match ? a) provide money b) referee the fight c) train the boxers

    asked by victoria
  114. language

    A person who is grimacing probably feels a) pleased b) pained c) nervous

    asked by victoria
  115. 6th Grade Math

    How would you write an expression that is equivalent to 4x4x5x4x5.

    asked by Brianna
  116. Physics

    A stick of dynamite (190 g) contains roughly 10 J of chemical energy that is transformed into mechanical energy and heat during an explosion. A 1000 kg rock in outer space is at rest with respect to a spaceship. An astronaut blows up the rock with one

    asked by askas
  117. Science: Fluids in motion

    I'm just currently reading my science book and I just thought of a few questions.. Why are water molecules have a high attraction of glass? And why are their adhesion higher than their cohesion?

    asked by Losa
  118. English

    Hello, I am french and I have some english homework for tomorrow, Can you correct my English please ? Thank ou During the Victorian era, the middle class growth quickly. Moreover, the social divide was very important ( To illustrate this gap, the

    asked by Mariek
  119. math

    Stephen drove at a constant speed from Town X to Y at 9 A.M.yesterday. Half an hour later Cole drove from Town X to Y at A constant speed that was 30 km/h faster than Stephens. By 9:30 A.m, Stephanie had already traveled 40 km. Cole caught up with Stephen

    asked by rain
  120. language

    a costumer who has come to the store to browse will most likely a) rush through the aisles b) stroll to see what is new and interesting c) buy the one item he/she came looking for d) avoid any of the items on clearance

    asked by victoria
  121. Algebra II

    Having trouble solving this... Write the equation if a line that goes through (6,-1/2) and has an x-intercept of 5x-2y=-20 I think the x-intercept is -4, but I don't know what to do with that.

    asked by Tim
  122. Math

    v-7/5=2 What does v equal? Please show all work.

    asked by Sarah
  123. math

    is it independent or dependent: The contract states that every day past the agreed upon completion date the project is not finished, the price is reduced by $25. Also state the rate of change?

    asked by Teddy
  124. Math help

    Solve this equation and check answer Fraction→n/56=8

    asked by Nina
  125. PHYSICS

    A superball of mass m, starting at rest, is dropped from a height hi above the ground and bounces back up to a height of hf. The collision with the ground occurs over a total time tc. You may ignore air resistance. (a) What is the magnitude of the momentum

    asked by Anonymous
  126. (Dead Poets Society)

    Did Neil Perry make any accomplishments in the movie? Also what did Todd Anderson sacrifice to reach his goal of pleasing his teachers? Please help!

    asked by jennifer
  127. math

    what is the answer to this problem _3 125x6y3

    asked by mae
  128. cal

    Find the derivative of the function. f(x)= x^8√5-3x

    asked by cal
  129. algebra

    Rita's tuition bill for last semester was $4360 If she paid $6052 in tuition this semester what was the percentage increase on her tuition Please help me as I am not sure of my answer which is 0.38%

    asked by cassandra
  130. math

    Sarah collects money for charity while treat-or-treating. This year she collected $15.80. Last year she collected $14.25. Find the percent increase for Sarah's collection from last year to this year to the nearest percent. $15.80-$14.25=$1.55 difference

    asked by Elle
  131. Maths

    A15- foot ladder is leaning against a 30- foot wall. The bottom end of the ladder is 9 feet from the wall. How many feet above the ground does the ladder touch the wall. Can someone please help me with this question

    asked by Alana
  132. College Anatomy

    Within the nervous system, the (a) are to the ganglia as a tract is to a (b).

    asked by Elaine
  133. government

    New Hampshire was the first State to _____.

    asked by chris
  134. Calculus

    f(x)=x^3-(4/x) find [f^(-1)(x)]' at x=6

    asked by DW
  135. college algebra

    graph the following: (5/4)x-4 (4x+16)/(5)

    asked by Dee
  136. Math

    How do you find the intersection of the lines 5x + 2y = 60 and 3x + 2y = 45?

    asked by Jess
  137. Algebra

    At a cafeteria, the automatic ice machine can completely fill itself in 20 minutes. During lunch time, customers can completely empty the ice machine in 30 minutes. At the start of lunch time, the ice machine is completely and it starts making ice at the

    asked by Stacey
  138. Algebra

    Markus jogs 4 mi around the track at an average rate of r mi/h. Then he cools down by walking 1 mi at a rate 3 mi/h slower. His whole workout last 1 h. At what rates did Markus jog and walk?

    asked by Stacey
  139. college algebra

    graph the following: 7x + 6y = 42 (-6x+42)\(7)

    asked by Dee
  140. physics (elena)

    JUMPING OFF THE GROUND (10 points possible) A person of mass m jumps off the ground. Suppose the person pushes off the ground with a constant force of magnitude F for T seconds. What was the magnitude of the displacement of the center of mass of the person

    asked by Anonymous
  141. English

    Can you please tell me if I use this word correctly? Gallantry: The hero was ready for the gallantry that came with saving the woman.

    asked by Serena
  142. Economics

    Fixed cost do not change the shape of the total lost curve. (Yes or no) explain why. - I would say the answer is yes but i'm not entierly sure as so why it would change the shape. If answered could you give and example to help me understand why?

    asked by TonyaV
  143. Math

    Frederick buy five candy bars for $10.25. Find both unit rates for this situation.

    asked by Ninja
  144. cal

    Find the second derivative of the function. f(x)= (3x^3+7)^7

    asked by cal
  145. algerbra 2

    Lisa buys a carpet for $230. The price is $3.50 per square foot. If Lisa had a special discount of $50 off, which linear equation could be used to find the area, A, of the carpet?

    asked by hannah
  146. math

    When y is divided by 6, the remainder is 4. What will be the remainder if y-6 is divided by 3 ? a. 0 b. 1 c. 2 d. 3 e. 4 my answer is b. 1 , but teacher give me the answer is d. 3 , I don't understand, anyone can explain

    asked by Tomas
  147. english question

    What does dead flowers taste like?

    asked by anomymous
  148. language

    Select the word or words that the italicized phrase modifies or describes. 1. Eco-tourism encourages visitors to get involved with local projects, such as CLEARING TRAILS, BUILDING SCHOOLS , AND PROTECTING WILDLIFE a) ecotourism b) victors c) local d)

    asked by victoria
  149. Geometry: Ms. Sue or Steve or someone help please?

    Given a triangle ABC with A(6b,6c) B(0,0) and C (6a,0), prove that the medians of the triangle are concurrent at a point that is two thirds of the way from any vertex to the midpoint of the opposite side. I'm not sure how to prove this. I tried and when I

    asked by Cecilia
  150. Math

    Order from least to greatest. 2/3 65% 0.06 I put 0.06 then 65% and 2/3 is that correct?

    asked by Mathematician
  151. math

    round 997 to the nearest hundreds

    asked by Raquel
  152. History

    Was craft guild back in the days same as inspector of today or apprenticeship??What I want to know is a Craft guilds are basically early versions of what that helps unify workers today?

    asked by JJ