Questions Asked on
October 24, 2016

  1. Please help quick!!!!! History

    Name and describe three facets of modern business that have their origins in trade practices during the Middle Ages? I have looked at my book over and over again and i can not find anything. can some one just please name them that is all i need!

    asked by Doctor who
  2. Chemistry

    HCl(aq) + LiOH(aq)--> H2O(l) + LiCl(aq) Did I do this right? I need help on finding the net ionic equation

    asked by Rachael
  3. Algebra 1

    Just checking my answers. What is the sum or difference? 1. 2x^4 - 8x^4 A. -6x^8 B. -6x^4*** C. -16x^4 D. -16x^8 What is the sum or difference 2. 10y^10 - 14y^10 A. -4y^20 B. -140y^20 C. -140y^10 D. -4y^10*** 3. Write the polynomial in standard form. Then

    asked by Alyssa
  4. I need help, I'm stuck...what is the correct answe

    The table below shows the scores of a group of students on a 10-point quiz. Test Score Frequency 3 0 4 2 5 2 6 1 7 2 8 3 9 0 10 4 The mean score on this test is: 6.5 The median score on this test is: 7.5

    asked by lee
  5. economics

    What is abnormal supply curve and diagram

    asked by nifty
  6. Math

    A cup of cereal has 12 grams of fiber, which is 40% of the recommended daily allowance. What is the recommended daily amount?

    asked by Madeline
  7. AMERICAN GOVERMENT CCA

    Which of the following represents one of congress's electoral powers? A) the senate elects a president if the house cannot reach a consenus on a candidate B) The house elects a president if no candidate receives a majority of electoral votes C)The house

    asked by A.A
  8. American Government

    Give at least two reasons why the Articles of Confederation were inadequate to meet the needs of the time.

    asked by Bessy
  9. Genetics

    A pure-breeding white mouse with a long tail was crossed to pure-breeding pink mouse with a short tail. The F1 progeny were all pink with long tails. These F1 mice were test crossed to white mouse with a short tail. If the gene controlling color and the

    asked by Jane
  10. Math Check Answers

    Write a rule for the function represented by the table. x y 0 13 1 28 2 43 3 58 y= 15 + 13x y= 14 + 12x y= 13 + 15x** y= 12 + 14x Which function rule would help you find the values in the table? j k 2 -12 4 -24 6 -36 8 -48 k= -12j k= -6j** k= j - 12 k= j -

    asked by Amanda
  11. Physics

    The objects listed below are placed at the top of a ramp, and roll down to the bottom without slipping. Assuming that there is no air resistance, rank them in order from fastest average rolling speed to slowest. Basketball Bowling Ball Penny Wedding Ring

    asked by Morgan
  12. 6th grade math

    The school cafeteria serves pizza every fourth school day and tacos every third day. How many school days will pizza and tacos be served on the same day?

    asked by J. R.
  13. Math Check Answers

    Write a rule for the sequence 8 -1 -10 -19... Start with 8 and add -9 repeatedly** Start with-9 and add 8 repeatedly Start with 8 and add 9 repeatedly Start with 8 and subtract -9 repeatedly Find the next three terms of the sequence. -4 -8 -16 -32... -96

    asked by Amanda
  14. Physics

    A force of -9000N is used to stop a 1500 kg car traveling at 20m/s. What braking distance is needed to bring the car to a halt?

    asked by Melissa
  15. Algebra

    The Blakely family has driven 50 miles of a 200-mile trip. Their car travels 30 miles per gallon of gas. How many gallons of gasoline, g, will the car use on the remainder of the trip?

    asked by Rameare
  16. Chemistry

    Na2CO3(aq)+ 2HNO3(aq)--> 2NaNO3+H2O(l)+CO2(g) how do I get net ionic?

    asked by Anonymous
  17. Chemistry

    SO CONFUSED PLEASE HELP!!! A certain radio wave has a wavelength of 7 inches. a. convert the wavelength of this radio wave into meters. (1 meter = 39.37) b. find the frequency of this radio wave.

    asked by Clarissa
  18. BIO

    How are photosynthesis and cellular respiration related ? A)Cellular respiration cannot occur without photosynthesis B)They each occur in completely different organisms C) Both depend on ATP as a source of energy D)Both produce more ATP than they use

    asked by A.A
  19. Math

    A theater has 4,650 seats. If the theater sells all the tickets for each of its 5 shows, about how many tickets will the theater sell?

    asked by Lena Feleke
  20. History/HELP

    Which power did merchants and artisans eventually gain in the Roman Republic? The ability to elect officials who could veto laws harmful to plebeians The ability to select patrician consuls The right to help Etruscan authorities in governing Rome The right

    asked by Me
  21. Spanish

    Select the correct verb to complete the following sentence. Elena ______ en la Habana. a. esta b. es*** c. estas d. eres

    asked by Alice Keign
  22. Spanish

    Choose the correct form of ser or estar to complete the following sentence. Alejandro y Eva ______ mis padres. a. es b. estan*** c. son d. esta

    asked by Alice Keign
  23. math

    10.   What is 0.000750 in scientific notation?   75 × 10–4 7.5 × 10–3 7.5 × 10–4 7.5 × 10–5 11.   What is  written as a decimal?  (1 point) 4.2 4.3 4.4 4.5 12.   The 2010 census data for the populations of three states is shown below.

    asked by i need help please
  24. math plz help

    Order the numbers from least to greatest. 3/8, 19/24, 2/3.

    asked by Jewel
  25. econmics

    below are my answers to the following multplile choice questions, please check and correct me if im wrong, thanks :) 1. Which type of firm is more likely to have its board of directors composed of people from many different nations? Select one: A. Exporter

    asked by kary
  26. Physics

    Jane swings on a 30m long vine initially inclined at an angle of 37o from the (downward) vertical. What is her speed at the bottom of her swing if a) she starts from rest? b) she pushes off with an initial speed of 4 m/s? Help please. Show the equation and

    asked by Anonymous
  27. georgraphy

    In the following passage written by a conquistador in 1540, what can you infer about how sick citizens were treated? “No one who was lazy or tried to live by the work of others was tolerated; everyone had to work. Thus on certain days each lord went to

    asked by Jay
  28. history,college

    What are some secondary sources and primary sources about Joan of Arc's impact on how Christianity viewed females after Joan's death?

    asked by Alex
  29. physics

    You pick up a 3.2 kg can of paint from the ground and lift it to a height of 1.4 m . Part A How much work do you do on the can of paint? Express your answer to two significant figures and include the appropriate units. Part B You hold the can stationary

    asked by ...
  30. math

    find the missing number in each sequence... 30,_____,19, 13 1/2

    asked by unknown
  31. English

    What are the answers to unit 3 lesson 2 quick check

    asked by Me
  32. Chemistry

    Zn(s)+HCl(aq)--> ZnCl2(aq)+H2(g) net ionic??

    asked by Megan
  33. Social Studies

    What was the mistake British General Charles Cornwallis made that ultimately caused his defeat?

    asked by Help
  34. Maths

    object thrown upward from an initial height of h0 feet with an initial velocity of v0 (in feet per second) is given by the formula h(t)=−16t^2+v0t+h0 feet where t is the amount of time in seconds after the ball was thrown. Also, the velocity of the

    asked by Ayvar
  35. Chemistry

    Calculate the mass of water produced when 9.53 g of butane reacts with excess oxygen

    asked by Anonymous
  36. Math

    In physics, one learns that the height of an object thrown upward from an initial height of h0 feet with an initial velocity of v0 (in feet per second) is given by the formula h(t)=−16t^2+v0t+h0 feet where t is the amount of time in seconds after the

    asked by Anonymous
  37. Social Studies

    How did the French respond when the colonies defeated the British at Saratoga in the Revolutionary War?

    asked by Help
  38. Math- Please check my answer

    Mali-li has 6 1/3 yd of material. Her new skirt will take 2 1/3 yd. How much material will she have left after the skirt is made? My answer:4 Am I wrong? If I am, can you explain it to me please? Thank you in advance.

    asked by Myah
  39. Math

    In a community of 800 people the rate at which a rumor spreads is jointly proportional to the number of people who have heard the rumor and the number of people who have not heard it. Given that the rumor is spreading at the rate of 20 people per hour when

    asked by Gems
  40. Physics

    A pitcher hurls a 0.25kg ball around a vertical circular path of radius 0.6 m, applying a tangential force of 30N, before releasing it at the bottom of the circle (underhand pitch). If the speed of the ball at the top of the circle was been 15 m/s, what

    asked by Anonymous
  41. Language Arts

    1. Which of the following sentences uses the past perfect verb tense. A) By June, I will have owned the camera shop for a decade. B) After it was sold, I had owned the camera shop for 12 year as C) I cannot recall a time when I have not owned some kind of

    asked by Nicole
  42. Chemistry

    A 250 g mass of material has a temperature of –45˚C. Its specific heat is 0.36 J/gˑ˚C. How much heat energy is required to raise its temperature to 10˚C? (its melting point is 23 ˚C)

    asked by Leandra
  43. Spanish

    Which is the short form of el gato suyo? a. tu gato b. mi gato c. su gato*** d. vuestro gato

    asked by Alice Keign
  44. physics

    Helium gas occupies a volume of 0.04 m 3 at a pressure of 2 x 10 5 Pa (Nm -2 ) and temperature of 300 K. Calculate (i) the mass of the helium. (ii) the r.m.s. speed of its molecules. (iii) the r.m.s. speed at 432 K when the gas is heated at constant

    asked by ruth
  45. Spanish

    Which is the long form of "tu cepillo"? a. el cepillo vuestro b. el cepillo suyo c. el cepillo nuestro d. el cepillo tuyo***

    asked by Alice Keign
  46. Statistics Probability

    A jar contains 5 red marbles, numbered 1 to 5, and 11 blue marbles numbered 1 to 11. a) A marble is chosen at random. If you're told the marble is red, what is the probability that it has the number 2 on it? b)The first marble is replaced, and another

    asked by Jesus
  47. Math

    Find the exact value of cos 1 degree + cos 2 degrees + cos 3 degrees + ... + cos 357 + cos 358 degrees + cos 359 degrees.

    asked by EC
  48. Algebra

    Betty can mow a lawn in 90 minutes. Melissa can mow the same lawn in 60 minutes. How long does it take for both Betty and Melissa to mow the lawn if they are working together?

    asked by Naysha Faulks
  49. maht science

    One litter of orange juice is poured equally into 8 glasses. How many milliliter does one glass hold?

    asked by jiskha
  50. Social Studies

    What motivated most Africans Americans soldiers to fight in the Revolutionary War with the Patriots?

    asked by Help
  51. Chemistry

    How many grams of ethanol must be added to 500.0 g of water to make a solution that freezes at 0.00 degrees fahrenheit? The molal freezing point depression constant for water is 1.86 degree celsius over moles.

    asked by Lucy
  52. Math

    Cathy wakes up at 7:00 am each morning. She spends 1/10 hour making her bed, 1/5 hour eating breakfast, and 1/2 hour getting ready for school. How long does Cathy spend doing these things each morning?

    asked by Kendall
  53. Chemistry

    calculate the volumes of acetone and ethanol that was used to mix together in order to produce 1 litre (1000ml) of equimolar mixture. helpful notes are, ethanol Mr=46 and a density (20 degrees C)=0.789g/ml, acetone Mr=58 and density (20 degrees

    asked by Mara
  54. Sign Language

    Write your ASL weather report or dialogue in English. Interpret your dialogue or weather report into ASL Gloss. Remember, ASL Gloss is written using only CAPITAL LETTERS. Write the English sentences line by line (not in a paragraph). Write the ASL Gloss

    asked by Bemenet Berhanu
  55. Physics

    A 1500kg car traveling at a steady speed of 20 m/s initially due northwest round a corner so that after 10s, it is traveling due northeast. What is the magnitude and direction of the net force that must be acting on the car at the instant it is traveling

    asked by Micheal
  56. chemistry

    How much heat (in kilocalories) is evolved or absorbed in the reaction of 1.60 g of Na with H2O? 2Na(s)+2H2O(l)→2NaOH(aq)+H2(g), ΔH = -88.0 kcal (-368 kJ)

    asked by Anonymous
  57. Maths

    The circumference of a given circular park is 55m.it is surrounded by a path of uniform width 3.5m.find the area of the path

    asked by Pooja
  58. maths

    A cyclist who is travelling directly to the East at 8 kilometres per hour finds that the wind appears to blow directly from the North. She then continues to travel East but she doubles her speed to 16 kilometers per hour and the wind then appears to blow

    asked by bella
  59. biology (genetics)

    A pure-breeding white mouse with a long tail was crossed to pure-breeding pink mouse with a short tail. The F1 progeny were all pink with long tails. These F1 mice were test crossed to white mouse with a short tail. If the gene controlling color and the

    asked by Jane
  60. math

    When making a batch of orange juice, Jakie used 5 times as much water then concentrate. There were 32 more cups of water than concentrate

    asked by Anonymous
  61. physics

    A 7.4kg block starts 1.2m above the ground, at the top of a frictionless ramp. At the bottom of the ramp is a flat stretch of rough (μk = 0.15) ground 3.0m long. After sliding 3.0m, the ground becomes frictionless, and the block hits a spring (k =

    asked by April
  62. Chemistry pH, acids, and bases

    Trichloroacetic acid (CCl3CO2H) is a corrosive acid that is used to precipitate proteins. The pH of a 0.050 M solution of trichloroacetic acid is the same as the pH of a 0.040 M HClO4 solution. Calculate Ka for trichloroacetic acid. I just don't know where

    asked by Ryan
  63. geometry

    The ramp rises 20 from the ground and a vertical distance of 30 inches . how much horizontal distance does the ramp cover

    asked by oscar
  64. Math

    m∠2 + m∠3 + m∠4 = 180°/ reason: Given? m∠1 + m∠2 = 180°/reason: Supplementary Angle definition m∠1 + m∠2 = m∠2 + m∠3 + m∠4/reason: Substitution property equality m∠1 + m∠2 - m∠2 = m∠2 + m∠3 + m∠4 -m∠2/reason= Subtraction

    asked by Sasha
  65. buisness

    what are the trade-off among increased wages for unions productivity effects and profitability effects on organization?

    asked by natoshia
  66. Math

    Monica stepped outside and began to think how fast she is moving even when she is standing still. Assume that the earth is a sphere with a radius of 3960 miles and Monica is at a latitude of 13∘N. What is Monica's speed due solely to the rotation of the

    asked by Anonymous
  67. Mathematics

    Monica stepped outside and began to think how fast she is moving even when she is standing still. Assume that the earth is a sphere with a radius of 3960 miles and Monica is at a latitude of 13∘N. What is Monica's speed due solely to the rotation of the

    asked by Sal
  68. Math

    Monica stepped outside and began to think how fast she is moving even when she is standing still. Assume that the earth is a sphere with a radius of 3960 miles and Monica is at a latitude of 13∘N. What is Monica's speed due solely to the rotation of the

    asked by Todd
  69. Physics

    A sphere of radius 2.84 cm and a cylinder of radius 8.97 cm are rolling without slipping along the same floor. The two objects have the same mass. If they are to have the same total kinetic energy, what should the ratio of the sphere\'s angular speed to

    asked by Morgan
  70. Math

    1. X-7>10 X>? ?=7 2. 3x less than or equal to 21 X less than or equal to ? ?=7 3. 5a-2

    asked by Cats
  71. algebra

    If an A.p. Fifth term exceeds twice second term by 1. The tenth term xeceeds twice fourth term by 3 * find first term and common difference * find sum of first twenty-five terms.

    asked by Anwar
  72. Science

    How much heat is released when 75.0 g of steam at 100.0 c is cooled to ice at -15.0c? I'm using 6.01 kl/mol for fusion of water, 75.4 j/mol-c for heat capacity of water and 36.4 j/mol- c for molar heat capacity of ice.

    asked by Kurt
  73. math

    Larry and his sister, Betty, are saving money to buy their own laptop computers. Larry has $215 and can save $35 each week. Betty has $380 and can save $20 each week, When will Larry and Betty have the same amount of money?

    asked by Owen
  74. Math

    The price of a home is 177,000. The bank requires a​ 20% down payment and three points at the time of closing. The cost of the home is financed with a​ 30-year fixed-rate mortgage at 10​%.

    asked by Karen
  75. Algebra

    A projectile is fired straight up in the air. Let h(t) be its height in meters above the ground t seconds after it was fired. Use the model h(t) = −4.9t2 + 70t + 30 to answer the following questions. Feel free to use a calculator for computations, but

    asked by Jess Lee
  76. Chemistry

    In a three reactions system the first two reactions are endothermic with DeltaH values of 138kj and 241kj. if the final reaction is exothermic what is the minimum value of DeltaH3 that would make the overall reaction exothermic? explain your reasoning. i

    asked by Anonymous
  77. MATH HELP

    Monica stepped outside and began to think how fast she is moving even when she is standing still. Assume that the earth is a sphere with a radius of 3960 miles and Monica is at a latitude of 13∘N. What is Monica's speed due solely to the rotation of the

    asked by Carly
  78. math

    the ratio of the number of people at dinner to the number invited was 106:100. Express this as a percent

    asked by karie
  79. time speed and distance

    P, Q and R start from the same place X at (a) kmph, (a+b) kmph and (a+2b) kmph respectively. If Q starts p hours after P, how many hours after Q should R start, so that both Q and R overtake P at the same time?

    asked by vipul
  80. Spanish

    What is the correct way to say "They are Colombian"? a. Son colombianos*** b. Sois " c. Estan " d. Estais "

    asked by Alice Keign
  81. math

    m∠2 + m∠3 + m∠4 = 180°/ reason: Given? m∠1 + m∠2 = 180°/reason: Supplementary Angle definition m∠1 + m∠2 = m∠2 + m∠3 + m∠4/reason: Substitution property equality m∠1 + m∠2 - m∠2 = m∠2 + m∠3 + m∠4 -m∠2/reason= Subtraction

    asked by Sasha
  82. maths

    A company is planning to manufacture and sell a new headphone set. After conducting extensive market surveys, the research department provide the following estimates: Marginal costs function: c^' (x)=RM(40+0.4x) where x is the quantity sold for the fixed

    asked by yooo
  83. English

    1. Two-thirds of the apple is rotten. 2. Two-thirs of the apples are rotten. (Both are correct,right?0 3. Most of the books were his. 4. Most of the time was spent in reading. (Are both grammatical? Do we have to use 'in' before 'reading' in Sentence 4?)

    asked by rfvv
  84. Chemistry

    You have 2m^3 of a mineral ore sample. It has a mass of 1x10^4 kg. Calculate the density of the ore sample and express your results in g/cm^3 with appropriate scientific notation.

    asked by Please Help
  85. Math

    The first question is show how to make one addend the next tens numbers. Complete the new addition sentence: 15 + 37= I need a break down to how to to figure this out. Please.. I have no clue what to do.

    asked by Paula
  86. math

    a dolphin swims from 10 3/4 feet under water and jumps 16 1/2 feet out of the water. What is the distance from his starting point to the highest point of his jump? I got 26 5/4

    asked by Corben
  87. maths

    Determine the nature of the roots of the following quadratic equations: (a) 3x^2 - 6x + 7 = 0 (b) 3x^2 + 6x - 7 = 0 (c) -5x^2- x/5 = 0 (d) 4x^2 - 28/3x + 49/9 = 0

    asked by Michael
  88. math please help

    The speed of a passenger train is 8 mph faster than the speed of a freight train. The passenger train travels 310 miles in the same time it takes the freight train to travel 270 miles. Find the speed of each train. What is the speed of passenger​ train?

    asked by madison
  89. math please help

    The speed of a moving sidewalk at an airport is 6 ​ft/sec. A person can walk 42 ft forward on the moving sidewalk in the same time it takes to walk 10 ft on a nonmoving sidewalk in the opposite direction. At what rate would a person walk on a

    asked by madison
  90. STATISTICS

    A study of college football games shows that the number of holding penalties assessed has a mean of penalties per game and a standard deviation of penalties per game. What is the probability that, for a sample of college games to be played next week, the

    asked by RILEY
  91. english

    can you help me fill in each blank with a word about Money Problem

    asked by Minh
  92. Math

    Use the given values to write an equation relati g x,y and z given that z varies jointly with x and y X=3 Y=2 Z=2.4

    asked by Willow
  93. applied business math

    Thomas Rendell's company pays him a straight 7% commission with a $1,570 drawing account each month. If his sales last month totaled $142,280, how much commission is owed to Thomas?

    asked by wanda
  94. Chemistry - acids & bases

    4. Calculate the pH of each of the solutions and the change in pH to 0.01 pH units caused by adding 10.0 mL of 2.37-M HCl to 320. mL of each of the following solutions. Change is defined as final minus initial, so if the pH drops upon mixing the change is

    asked by Ellen
  95. Math

    When 1 is subtracted from 5 times a number and a result is divided by 3 more than twice the number we get 4/5.find the number.

    asked by Nitin
  96. world history ap

    What are some similarities and differences between Mesoamerican and early indus civilizations

    asked by Anonymous
  97. buisness

    what are the economic benefits of union membership to employees and to what extent can these benefits be increased before employers face problems?

    asked by natoshia
  98. Chemistry

    How many moles of nitric oxide are formed from 0.60 mole of nitrogen dioxide

    asked by Sienna
  99. English

    1. Let's play tennis, shall we? 2. Let's not play tennis, shall we? 3. Let us play tennis, shall we? (Are the tag questions all grammatical?) 4. Have a cup of coffee, will you? 5. Have a cup of coffee, won't you? (Ae both okay? What is the difference

    asked by rfvv
  100. Physics

    How much heat must be added to 1-kg of 0 degrees Celsius water to turn it into water at 50 degrees Celsius? If the water had been ice at 0 degrees Celsius, would that increase, decrease, or not change the amount of energy required?

    asked by Teresa
  101. Ap chemistry

    Calculate the concentrations of all ions present in the following solutions of strong electrolytes : 2.0 times 10-3 M AL2(SO4)3

    asked by Tiffany
  102. Science (Chemistry) (Yield)

    Using your mass of Mg (0.101g), and assuming all of the Mg burns in oxygen and forms the theoretical predicted product, calculate the theoretical yield of magnesium oxide. I wrote out the equation and it turned out to be: 2Mg+O2->2MgO I have my mass of Mg

    asked by Ray
  103. Algebra II

    Find the recursive formula for the following sequence and determine if the sequence is arithmetic or geometric. A) 3,7,11,15.... B) -5,-15,-75....

    asked by Luisa
  104. Physics

    A 1.96 kg toy train rolls around a circular horizontal track. If the train has an angular acceleration of -1.95 rads/s2 and is released with an angular speed of 33.0 rpm, what time is required for the train to come to a complete stop?

    asked by Anonymous
  105. Math

    Write each percent as a fraction and as a decimal. 7. 72% full 72/100 or .72 9. 500% increase Would it be 500/100 or 500/1000? .500 11. 37% profit 37/100 and .37 Please be so kind as to double check my answers and explain to me if I got anything wrong so I

    asked by Donald
  106. algebra

    the number of bacteria in a certain population is predicted to increase according to a continuous exponential growth model at a relative rate of 6% per hour. suppose that a sample culture has an initial population of 94 bacteria. find the predicted

    asked by jasica
  107. algbebra

    The fifth term of an A.p. Exceeds the second term by 1.The tenth term exceeds twice the fourth term by 3 * find first term and common difference * sum of first twenty-five terms.

    asked by Anwar
  108. math

    you buy a bicycle lock with 4 dials to enter the combination. the first dial has numbers from 0 to 9, the next dial has numbers from 3 to 8, the next has numbers from 0 to 4 and the last has letters from A to Z. write the equation for the number possible

    asked by issy
  109. Math

    write the base 10 numeral for twenty five thousand nine hundred?

    asked by Kyle
  110. Science

    Your moms vacumm cleaner really sucks up dirt. The motor draws a current of 6 A at a potential of 120 V. Calculate the power and resistance of her vacuum cleaner

    asked by Yasmine
  111. physics

    A mass of 1kg is placed at 1m,2m,0.Another mere of 2kg is placed at 3m,4m,0.Find moment of inertia of both the ladder about z-axis

    asked by Gauravi
  112. Physics

    A baseball pitcher throws the ball in a motion where there is rotation of the forearm about the elbow joint as well as other movements. If the linear velocity of the ball relative to the elbow joint is 19.7 m / s at a distance of 0.470 m from the joint and

    asked by Morgan
  113. algebra

    find the x-intercepts, f(x)=-9x^2-48x-64

    asked by jen
  114. Physics

    A 59.6 g box is left 17.5 cm from the centre of a merry-go-round. If the box has coefficients of friction of μs = 0.790 and μk = 0.550 with the merry-go-round, what is the maximum speed of the merry-go-round without having the box slide off of the

    asked by Lana
  115. Physics

    A 3.65 kg steel block is spun around a motor at 44.0 rpm. The angular acceleration of the block is -1.3 rads/s2 and it takes 3.54 s for the block to come to a complete stop. What is the angular displacement while the block slows to a stop?

    asked by Tim
  116. English

    1. You and Tom didn't attend the meeting, did you? 2. You, he and I are good friends, aren't we? 3. Tom and I are good students, aren't we? 4. Tom and Ted are good lawyers, aren't they? -------------------------------------- Are the tag questions all

    asked by rfvv
  117. English

    Posted by rfvv on Friday, September 9, 2016 at 5:56pm. Oh, Susanna, Oh don't you cry for me For I come from Alabama With my banjo on my knee ------------------------------------- What is the meaning of the sentences? 1. Don't cry for me, because I've come

    asked by rfvv
  118. science

    You normally drive the south expressway between Calubang and Magallanes at an average velocity of 105km/hr (65mi/hr), and the trip takes 2 hours and 20 minutes. On a Monday morning, however, heavy traffic slows you down and you drive the same distance at

    asked by Johnny
  119. Finance

    I'm struggling with being able to solve this question: A company wants to raise money in the capital markets. The firm intends to sell $18 million of common stock; the expected return is 15%. In addition, the company plans to issue $5 million of debt, the

    asked by Veronica
  120. Physics

    The angle of a sector of a circle is 75 If the radius of this circle is increasing at the rate of 0.3cm/s find the rate of increase of the area when the radius is 6cm

    asked by Favour
  121. 7th Grade Math

    Sarah ran her first mile in 8 minutes. Her next mile was run in 6 minutes. What was the percent decrease in her mile time?

    asked by Geek Girl
  122. MATH

    if (3-x)=6, (7-5x) are consecutive terms of GP with common ratio r>0, fing d value of (x) and d common ratio. thanks

    asked by blake
  123. Physics

    An orange of mass 40g falls freely from a tree to the ground through a distance of 2.5m. Calculate the velocity just before it hits the ground. Velocity = speed/time I have no speed or time so what do I do.

    asked by Komori
  124. English

    1. He used to take a walk in the park, didn't he? 2. Didn't he used to take a walk? 3. Didn't he use to take a walk? 4. He used to take a walk in the park, usedn't he? 5. He used to take a walk in the park, usen't he? 6. Usedn't he to take a walk? 7.

    asked by rfvv
  125. STATISTICS

    Suppose that a researcher is interested in estimating the mean systolic blood pressure, , of executives of major corporations. He plans to use the blood pressures of a random sample of executives of major corporations to estimate . Assuming that the

    asked by RILEY
  126. math

    separate 50 into 2 parts such that 3 times the smaller is 10 less than twice the larger. Find both parts.

    asked by julia
  127. English

    The cracker was named by Josiah Bent. One day Mr. Bent was making biscuits. He baked the biscuits until they were very crisp. The biscuits crackled when he chewed, so he called them crackers. What is main idea? The cracker was named by Josiah Bent What

    asked by Hayden
  128. physics

    A highway is being constructed to accommodate traffic for speeds of 22.8 m/s. If the angle of the bank is 6.28° and there is no friction force, what is the highway's curve radius?

    asked by abdul
  129. Chem: pH of acids and bases

    Calculate the concentrations of all species in a 0.320-M solution of H2X if K1 = 6.31E-06 and K2 = 3.71E-09 [H2X] = [H3O1+] = [HX1-] = [X2-] = Work: H2X + H2O --> HX- + H3O+ .320 M This is literally the only thing I know. How can there be two different

    asked by Maggie
  130. maths

    1a) Solve the each of these equations by factorising the left hand side into a product of linear factors: (i) x^2 - 6x - 40 = 0 (ii) 3x^2 + 20x - 7 = 0 (b) For each question in part (a), check your solutions by substituting them back into the equation. 3.

    asked by Saphina AlMatary
  131. Math

    If the numerator and denominator of a fraction are both increased by 5, the resulting fraction is equivalent to 2/3. However, if the numerator and denominator are both decreased by 5, the resulting fraction is equivalent to 3/7. What is the fraction?

    asked by Gems (thanks for helping)
  132. math

    The parabola whose equation is 4y^2+3x=2+8y, determine the co-ordinates of the focus, equation of the directrix and the length of the latus rectum?

    asked by david
  133. Math

    The lengths of two sides of a parallelogram are 7.4cm and 9.2cm and one of the diagonals has a length of 6.2 cm. Find the area of the parallelogram.

    asked by JR 8
  134. Math

    What is the weight of one half of two fifth of a bag of sand? The bag of sand weighs 60 pounds.

    asked by Bonnie
  135. Math

    Find the solution set of x^2+x+3>0

    asked by JR 8
  136. physics projectile

    A ball is thrown with an initial velocity of 20mls at an angle of 30 to the horizontal calculate time of flight maximum height the horizontal range of the ball how do I know If you have done it

    asked by onyebuchi ogor
  137. Math

    Jaden gave away 1/2 of her money on monday. He then gave away 1/3 of what was left on Tuesday. On Wednesday, she spent 1/4 of his remaining money. What fraction of her original money does he have left

    asked by Takay
  138. math

    An age that is at least 25 years old.. Translate to inequality

    asked by ben
  139. English

    How do I find the simple subject and predicate for these sentences. There was much interest in Oriental culture. There were questions (S) about (P)this form of drama. There is some truth to these stories. Here is a photograph of him in Tokyo. Is there a

    asked by Aveary
  140. math

    a man jumps off of a cliff 12 feet above a lake. His jump takes him 4 3/4 feet under water. How far did his jump take him? I got 8 3/4

    asked by Corben
  141. math 115

    A city of population 2.0 million is expected to experience a 15% decrease in population every 10 years. a. What is the 10-year decay factor? What is the yearly decay factor? The yearly decay rate? b. Use part (a) to create an exponential population model

    asked by Brita
  142. English

    Your ____ will not change my mind about letting you drive on icy roads.(importune). Answer: importunity The intern handled the____ remarks from his boss fairly well. (patronize) Answer: patronizing

    asked by Kimmy
  143. > Finite Math

    Colleen observed a candy store and counted the number of bars of chocolate sold - categorized into milk chocolate, dark chocolate, white chocolate, chocolate with peanuts, chocolate with almonds, chocolate with pretzels, and mint chocolate. THERE ARE: (12)

    asked by KEN AMOS
  144. Physics

    The 10 kg mass is released from rest at a height of 1m above the floor. If the co-efficient of kinetic friction between the 5 kg mass and the table is 0.28, what will be the speed of the 10 kg mass just before it hits the floor? Please show the equation

    asked by Anonymous
  145. Physics

    The length breadth and the height of the brick is 25cm,7cm and 4cm respectively.Finf the pressure exerted by the Buick when it is kept 1.horizontally, 2.Vertically on a muddy floor and compare.

    asked by Meenakshi
  146. physics projectiles

    A ball is thrown with an initial velocity of 20mls at an angle of 30 to the horizontal calculate time of flight maximum height the horizontal range of the ball (2)A bullet is fired with a velocity of 50meter per seconds at an angle 0 to the horizontal

    asked by onyebuchi ogor
  147. Chemistry

    What is the pH of distilled water supersaturated with CO2 at 100psi?

    asked by Kato
  148. Maths

    1. For what values of a will the straight line y=ax+1 have ONE intersection with the parabola y=-x^2-x-8?

    asked by George
  149. English

    Posted by rfvv on Friday, October 21, 2016 at 11:53pm. 1. Dogs can't see some colors. 2. Dogs can't see several colors. 3. Dogs can't see a few colors. 4. Dogs can't see any colors. .................................. Are they all grammatical? Can we use

    asked by rfvv
  150. Math

    Mary had 3/4 of a pizza left over. She cut it into pieces, each of which is 3/8 of the whole pizza. How many pieces did Mary cut?

    asked by Meera
  151. Physics

    An object of mass 12kg is pushed 34m up a frictionless slope that is at an angle of 56^o to the horizon. Determine both (a) the work on the object and (b) its change on gravitational potential energy.

    asked by Saphina AlMatary
  152. Core World History

    How was the early Roman Republic founded?

    asked by Lenae
  153. maths

    Solve the simultaneous questions: (a) x+y+z=-3 (1)(b)x+2y+3z=-14 (1) x-y-2z=13(2) 2x+3y-z=13 (2) y-4z=25 (3) 3x-y+2z=-7 (3)

    asked by Saphina AlMatary
  154. math

    The length of a garden is 12.75 m and if breadth is 8.25 how much fencing will be required for the 4 side of rectangular garden

    asked by tinku kumar srivastava
  155. algebra

    On average a family of four consums 247.2 gallons of water per day. Calculate the quarterly bill for family of four

    asked by Anonymous
  156. Math

    A sample of 120 bags of potatoes produced by a factory was found to have a mean weight of 2.47 kg and a standard deviation of 0.12 kg. Obtain a 95% confidence interval for the mean weight of all bags of potatoes produced by the factory.

    asked by Grace
  157. Physics

    A propeller is modeled as five identical uniform rods extending radially from its axis. The length and mass of each rod are 0.721 m and 2.55 kg, respectively. When the propellor rotates at 561 rpm (revolutions per minute), what is its rotational kinetic

    asked by Morgan
  158. Math

    Six times Amy's age decrease by 5, is the same as twice her age increased by 3 how old is Amy

    asked by Sandy Pleas
  159. math

    a quadratic function has 3 characteristics x=-1 is the equation for the axis of symmetry... 3 is the x intercept ...y=32 is the maximum value

    asked by benoy
  160. Math 11-3

    If a rectangular face has an area of 120 square inches, which of the following dimensions could the rectangular face have?

    asked by Neliodas carter
  161. Math

    For what value or values of x is the expression 3x/x^2-x undefined?

    asked by Gems
  162. maths

    1a) Solve the each of these equations by factorising the left hand side into a product of linear factors: (i) x^2 - 6x - 40 = 0 (ii) 3x^2 + 20x - 7 = 0 (b) For each question in part (a), check your solutions by substituting them back into the equation. 3.

    asked by Michael
  163. maths

    Write down the sum and product of the roots of the following quadratic polynomials: (a) 3x^2 - 6x - 7 (b) 3x^2 + 6x + 7

    asked by Michael
  164. English

    1. He didn't use to go fishing with his friends. 1-2. Didn't he use to go fishing with his friends? 2. He used not to go fishing with his friends. 2-2. Used he not to go fishing with his friends? 3. He usedn't to go fishing with his friends. 3-2. Usedn't

    asked by rfvv
  165. chemistry

    For each pair of compounds, predict which species will have the higher molar entropy at 298 K and 1 bar. Be sure to state your reasons for your choice. 1. N2(g) vs. F2(g) 2. ICl (g) vs. BrF(g) 3. 6Li(s) vs. 7Li(s)

    asked by Joseph
  166. physics

    two force 12N and 24N,90degree that find two force

    asked by TESFAYE
  167. Maths

    If 1/2 and 3/4 of my money is 12 how much money do I have ??

    asked by Patrick
  168. English

    Something a "patron" of Burger King would most likely do. a. seek knowledge b. seek sponsorship c. buy art d. buy fries Answer: d

    asked by Kimmy
  169. Physics

    A ball of mass 2kg travelling in a straight line at 4ms^-1 is acted on by a force of 3N acting in the direction of motion for 5 seconds. What is the speed of the ball after 5 seconds?

    asked by Saphina AlMatary
  170. Math

    If the perimeter is 112 what are the side lengths

    asked by Mya
  171. physics

    A ball of mass 2kg travelling in a straight line at 4ms^-1 is acted on by a force of 3N acting in the direction of motion for 5 seconds. What is the speed of the ball after 5 seconds? vf=vi+at but a=force/mass a = 3÷2= 1.5 vf=4+1.5×5= vf=4+7.5

    asked by Saphina AlMatary
  172. maths

    Determine the nature of the roots of the following quadratic equations: (a) 3x^2 - 6x + 7 = 0 (b) 3x^2 + 6x - 7 = 0 (c) -5x^2- x/5 = 0 (d) 4x^2 - 28 49 ----x + ----- = 0 3 9

    asked by Saphina AlMatary
  173. Math

    Divide 2 ____ 9 ____ 2

    asked by Jenny
  174. Chemistry

    Illustrate how to prepare a 1:3 solution of 0.5M hydrochloric acid

    asked by Adoma
  175. Math

    Triangle ABC has a right angle at C. The bisector of an exterior angle at B intersects line AC at D. If AB=13 and BC=5, what is the length of segment BD?

    asked by Gems
  176. Math

    Kyle has 2 shelves in his bookcase.he puts 2 books on the top shelf and 1 book on the bottom shelf. Are kyle books in an array?

    asked by Cole
  177. Math

    For what real values of k will the roots of the equation kx^2-3kx=2 be real numbers?

    asked by JR 8
  178. Maths

    find the formulas of the Next three terms rule of 36, 49, 64, 81, .....

    asked by Anonymous
  179. chemistry

    Why do some reactions go to completion while others reach a state of equilibrium?

    asked by lauren
  180. maths

    1a) Solve each of these questions by factorising the left hand side into a product of linear factors: (i) x^2 - 6x - 40 = 0 (ii) 3x^2 + 20x - 7 = 0 For each question in part (a), check your solutions by substituting them back in to the equation.

    asked by Steve
  181. Chemistry

    0.4 moles of pcl3 and 0.3 moles of pcl3 added to access ofC2H5OH then maximum no of moles obtained

    asked by Abdul
  182. Math

    Can someone write an irrational number? Just any one.

    asked by Brooke
  183. Chemistry

    0.4 moles ofpcl3 and 0.3 moles of pcl3 added to access ofC2H5OH then maximum no of moles obtained

    asked by Abdul
  184. English

    1. Paris is the capital of France. 2. Paris is a capital of France. ------------------------------- Sentence 1 is right. Sentence 2 is wrong. By the way, why do we have to use 'the' before 'capital'? Is that because 'the capital of France ' is the only one

    asked by rfvv
  185. Math

    There are 4 people in the playground. How many ways can 3 people be selected to play?

    asked by Anonymous
  186. math

    Give reason 8454 is divisible by 6

    asked by Lulu
  187. Math

    In triangle ABC, measure of angle A is equal to 30 degrees, AC is equal to 4 and AB is equal to 3 square root of 3. Find BC

    asked by Precious
  188. Math

    A trapezoid has parallel sides 13 and 21 cm long. The longer of the two nonparallel sides is 17 cm and the shorter is perpendicular to a parallel side. What is the area of the trapezoid?

    asked by Gems
  189. English Writing

    Each of the following sentences contains an error in subject and verb agreement. Rewrite each sentence correctly. 1. Scalloped potatoes goes well with both ham and meat loaf. 2. The staff is arriving one at a time. 3. Politics are always more widely

    asked by A.
  190. Math

    The diameters of a circle is 50cm how far does the wheel travel for 1 turn

    asked by Mary
  191. Five Number Summary

    Boxplot Five Number Summary 9 10 11 12 13 14 15 16 17 18 19 20 DATA WHAT IS THE Q1, MEDIAN, Q3

    asked by BRISK
  192. History

    Who first thought they had encountered the ten "lost tribes"? This question is a response question if you can write it in a few sentences if not that's fine.

    asked by Anonymous
  193. Math

    Determine the value(s) of m so that the lines with equations 5x + 3y = 7 and y = mx + 2 intersect at an angle of 52.4°. (nearest hundredth)

    asked by Caylee
  194. maths

    Solve the simultaneous questions: (a) x+y+z=-3 (1) x-y-2z=13 (2) y-4z=25 (3) (b)x+2y+3z=-14 (1) 2x+3y-z=13 (2) 3x-y+2z=-7 (3)

    asked by Saphina AlMatary
  195. Math HELP!

    Point 1 (x1,y1)= (3,2) Point 2 (x2,y2)= (5,6) Slope: m=rise/run ; m=y2-y1/xs-x1 ; m= 6-2/5-3 = 2 m=2 Point slope form: (y-y1)=m(x-x1) I used point 1 so, y-2=2(x-3) Answer: y=2x-4 and the answer would be the same if I used point 2 (5,6) MY QUESTION IS:

    asked by Jess
  196. Math

    Gina and Maggie working together can do their MI-4 project in 24 hours. If Gina works alone for 8 hours and Maggie then finishes the job in 30 hours, how many hours would it take each working alone to do the project? [Assume both work at a constant rate].

    asked by Ashley
  197. pre-calc.

    1. Calculate the limit of f(x) = x/x as x tends to 0. 2. Calculate the limit of f(x) = (x^2-1)/(x-1) as x tends to 1.

    asked by cool
  198. Math

    In triangle PQR,A and B are midpoints of segment PQ and segment RQ,respectively.If PR=16,measure of angle P is 58 degrees, and measure of angle Q is 38 degrees, what is measure of angle ABR?

    asked by JR 8
  199. Science

    How do the processes for identifying rocks and minerals compare? Describe at least one similarity and one difference between them.

    asked by Just a confused person...
  200. Math

    How do you know which relation is NOT a function? (How do you determine or figure that out) 1.) y=2x+4 2.) y=x^2-4x+3 3.) x=3y-2 4.) x=y^2+2x-3

    asked by Jenny
  201. physics projectiles

    A ball is thrown with an initial velocity of 20mls at an angle of 30 to the horizontal calculate time of flight maximum height the horizontal range of the ball

    asked by onyebuchi ogor
  202. Help! [Math]

    2.7/9.0 x 10^(-5)-(-6) = ? I can't figure it out :'c

    asked by Mark
  203. Calculus

    The function f is given by f(x)=3x^2+1. What is the average value of f over the closed interval [1,3]? The answer I get is 12, but the book says it's 14. I don't understand why.

    asked by Mike
  204. Math

    The side of a square is 15 cm. Calculate the length of its diagonal. (1dp)

    asked by Anonymous
  205. help sir steve

    find all the value of arccosh^-1(5throot(-18)) express in form of x+jy plz show me how

    asked by plz
  206. maths

    Solve the simultaneous questions: (a) x+y+z=-3 (1) x-y-2z=13 (2) y-4z=25 (3) (b)x+2y+3z=-14 (1) 2x+3y-z=13 (2) 3x-y+2z=-7 (3)

    asked by Michael
  207. English

    1. Half of the bananas are from Mexico. 2. Half of my time was spent in reading essays. 3. Half of these boxes have stones. 4. Half of the money doesn't belong to me. ---------------------------------- Would you check the sentences? Are they all

    asked by rfvv
  208. math

    If A=(1.4.7.9) and B=(4,5,6,7,8) Find: n(A)=

    asked by Anonymous
  209. maths

    1a) Solve each of these questions by factorising the left hand side into a product of linear factors: (i) x^2 - 6x - 40 = 0 (ii) 3x^2 + 20x - 7 = 0 For each question in part (a), check your solutions by substituting them back in to the equation.

    asked by Saphina AlMatary
  210. maths

    Rewrite each of the following expressions as a difference of two squares by completing the square (e.g. x^2 + 4x is rewritten (x + 2)^2 - 4: (a) x^2 - 6x (b) 3x^2 + 20x

    asked by Saphina AlMatary
  211. Science Biology

    What does it mean to say that mutations are random?

    asked by A.
  212. calc

    How do I find the inverse of a picewise function???

    asked by Mary
  213. check my answer please

    A ball of mass 2kg travelling in a straight line at 4ms^-1 is acted on by a force of 3N acting in the direction of motion for 5 seconds. What is the speed of the ball after 5 seconds? vf=vi+at but a=force/mass a = 3÷2= 1.5 vf=4+1.5×5= vf=4+7.5

    asked by Saphina AlMatary
  214. maths

    Solve each of these questions by factorising the left hand side into a product of linear factors: (i) x^2 - 6x - 40 = 0 (ii) 3x^2 + 20x - 7 = 0 For each question in part (a), check your solutions by substituting them back in to the equation.

    asked by Saphina AlMatary
  215. English

    1. The color of a room can influence a person's mood. 2. A cheery yellow makes a person feel cheerful. 3. Both green and blue can be restful and make a person feel relaxed. 4. A large dose of bold red can make someone angry. 5. Be careful when you choose

    asked by Hayden
  216. Math

    In triangle ABC, measure of angle A is 30 degrees. AC=4, AB=3 square root of 3. Find BC.

    asked by Gems
  217. Math

    What's 9+10?

    asked by Destiny
  218. maths

    Write down the sum and product of the roots of the following quadratic polynomials: (a) 3x^2 - 6x - 7 (b) 3x^2 + 6x + 7

    asked by Steve
  219. Math

    The sides of a triangle are 15, 20 and 28. How long are the segments into which the bisector of the largest angle separates the opposite side

    asked by Gems
  220. math

    40% of ___ = 60

    asked by katie
  221. Math

    6 softball teams are to play each other once. how many games are needed?

    asked by Ray
  222. Core World History

    Choose a Greek achievement or accomplishment and explain why you think it was ancient Greece's most important contribution to Western culture.

    asked by Lenae
  223. Maths

    Next three terms rule of 36, 49, 64, 81, .....

    asked by Anonymous
  224. political of the internet

    Why do you think the imposed pro-democratic movement in Iraq was so unsuccessful, whereas the grassroots pro-democratic movement in Egypt was successful in structural change?

    asked by Ann
  225. Math, Precalc

    Find values of the constants A, B, and C such that (16x^2+48x−216)/(x^3−36x)=A/(x−6)+B/(x)+C/(x+6).

    asked by Anonymous
  226. Math

    What is the last digit of the number 4^2006

    asked by Anonymous
  227. chem

    what must happen for an element to emit visible light

    asked by Anonymous
  228. ratio and proportion

    832 foot tree casts a shadow of 18 foot how long will the shadow be for a 22 foot tree

    asked by Kim
  229. True or False Math

    {a, c} € {a, b, c} How do you get the answer? Thank you

    asked by Kal Jay
  230. Dowingtown

    Mrs.Partsch prepared a variety of cookies. 1/2 of the cookies were oatmeal raisin. 1/2 of the remaining cookies were gingerbread. There were 8 triple fudge cookies. How many cookies did mrs.patsch prepare altogether

    asked by Meera
  231. Please Help Math

    Let U={1, 2, 3, 4, 5, 6, 7, 8, 9} and A={1}. Find the set Ac. a. {2, 3, 4, 5, 6, 7, 8, 9} b. {1, 2, 3, 4} c. {2, 4, 6, 8, 9} d. {2, 3, 4, 5, 6, 7, 8} Thank you!

    asked by Kal Jay