Lost

Popular questions and responses by Lost
  1. Algebra

    To Which subset of real numbers does the number 1/5 belong? A irrational numbers B rational numbers c whole numbers, integers, rational number***** d whole numbers, natural numbers, integers

    asked on January 6, 2017
  2. History

    What did the first civilization in Asia and Africa have in common? A They emerged along sea coast b. They had organized governments c. They lacked social hierarchies d. They practiced monotheism. My answer is D

    asked on December 14, 2017
  3. Physics

    The position of the front bumper of a test car under microprocessor control is given by x(t)=2.17m+(4.80m/s2)t2−(0.100m/s6)t6. Find it's acceleration the second instant when the car has zero velocity. I already know that the position of the car when it

    asked on June 8, 2015
  4. math

    0 of 1 Tosha is trying to find the solution(s) to the system {f(x)=x3−3x2+2g(x)=−x2+x. After analyzing the graph of the functions, Tosha comes up with the following list of ordered pairs as possible solutions: (−1,−2), (0,0), (1,0), and (2,−2).

    asked on December 8, 2019
  5. algebra

    The table shows how much a carpenter charges for work. Is the relationship shown by the data in the table linear. Explain your answer. hours worked Amount Charged($) 1 25 2 40 3 60 4 80 my answer is: 40-25 = 15 60-40= 20 80-60=20 15=/20 It is linear

    asked on November 1, 2016
  6. History

    Which phenomenon would be cited as evidence of increased economic interdependence between Europe and Americas? A. the agreement on the Line of Demarcation B. the condition on the Middle Passage c. the depopulation of Native Americans D. the development of

    asked on December 8, 2017
  7. History

    Which of the following did fifteenth and sixteenth century European explorers find in the Americas? A evidence of earlier European colonies B. largely unsettled lands C. many distinct native civilizations D small groups of roving nomads. My answer is C

    asked on December 8, 2017
  8. physics college

    A billiard ball that is initially at rest is given a sharp blow by a cue stick. The force is horizontal and is applied at a distance h = 2R/3 below the centerline, The speed of the ball just after the blow is v0 and the coefficient of kinetic friction

    asked on May 16, 2012
  9. Algebra

    For the pair of similar solids, find the value of the variable. radius 15cm height 6cm the other is radius 5cm height x cm 3cm **** 18cm 16cm 2cm For the pair of similar solids, find the value of the variable. base x mm height 24mm the other base 4mm

    asked on February 23, 2016
  10. Language Arts

    While delivering a speech about school participation, the principal used this inspirational quote . . . “Working as a team, with enthusiasm and a positive outlook, will lead to the achievement of great outcomes.” Which is the best revision of this

    asked on December 10, 2019
  11. spanish

    Mis primos _[blank 1]_ muy traviesos de niños y siempre se portaban mal cada vez que _[blank 2]_ que mi tía se _[blank 3]_ de casa. Empareja los espacios en blanco con las palabras correctas eran iban iba era veía

    asked on December 9, 2019
  12. physics college

    Use Newton's Law of Gravitation to compute the work W required to propel a 1100 kg satellite out of the earth's gravitational field. You may assume that the earth's mass is 5.981024 kg and is concentrated at its center. Take the radius of the earth to be

    asked on May 16, 2012
  13. Language Arts

    The United States features three co-equal branches of government. The house of representatives and the senate oversee the legislative branch. The president of the United States oversees the executive branch. And the judicial branch is overseen by the court

    asked on December 10, 2019
  14. Language Arts

    It is the result of an emotional hangover and a temporary moral lapse which follows every war. It is the apathy to evil which people who have been subjected to the tremendous evils of war feel. As the people of the world see mass murder, the destruction of

    asked on December 10, 2019
  15. Pre-Calculus

    A local salesman receives a base salary of 675 monthly. He Also receives a commission of 11% on all sales over 1900. How Much would he have to sell in a month if he needed to have a monthly income of 3000? My Work: 1900*.11=209 3000-675=2325

    asked on August 14, 2015
  16. Language Arts

    Alex was surprised by Sholeh’s visit. He was happy, though. They had a great conversation. Which sentence correctly combines these three sentences? Alex was surprised by Sholeh’s visit; but he was happy, they had a great conversation. Alex was

    asked on December 10, 2019
  17. spanish

    La señora Ramírez se estresaba cuando _[blank 1]_ que sus hijos no _[blank 2]_ a tener éxito. Dijo a su hija Natalia: Empareja los espacios en blanco con las palabras correctas. eran iba veía eras iban ibas

    asked on December 9, 2019
  18. Social Studies

    How did knowing how to cut and stack stones help early Andean civilizations grow? A. They built walls to keep out invaders. B. They built large buildings to store food. C. They built monuments to great leaders. D. They built irrigation channels to carry

    asked on May 13, 2019
  19. physics

    Practice Problem 13.9 Let's begin by looking at a flow problem in which the diameter of a pipe changes along the flow path. We will need to use both the continuity equation and Bernoulli's equation for this problem. Water enters a house through a pipe with

    asked on December 14, 2015
  20. Math

    If the lengths of the legs in a right triangle are 7 and 8, what is the approxir? 1.4 3.5 5.4 10.6 I think it is 5.4

    asked on October 14, 2015
  21. math

    simplify the expression (-3)4 81 -81 -12 12 I think it is -12

    asked on September 18, 2015
  22. Math

    Without graphing, tell whether the line containing (6.-3) and (0,-8) is horizontal, vertical or neither. I believe it horizontal

    asked on April 15, 2015
  23. Math

    Find the coordinates of the image of point R(3, -5) rotated 180 about the origin. I think the answer is (-5,-3)

    asked on April 3, 2015
  24. Chemistry H

    If the pressure on the surface of water in the liquid state is 30 kpa, the water will boil at... 0, 30, 70, or 100 degrees c?

    asked on February 24, 2013
  25. Language Arts

    A storm blew up at the beach just after we had unpacked all the stuff we brought, paddleboards, buckets, umbrella, food boxes, and sunscreen. We tried to grab all our gear before the storm hit; nevertheless, most of our food got soaked. Regretfully, I

    asked on December 10, 2019
  26. Spanish

    Lee lo siguiente. _[blank 1]_ los años clave de sus vidas. Los dos tenían una buena profesión. _[blank 2]_ a casarse. Rodolfo _[blank 3]_ a alcanzar sus metas. _[blank 4]_ el momento perfecto de comprarse una casa. Empareja los espacios en blanco con

    asked on December 9, 2019
  27. Quadratics

    The path of a bottle rocket being launched into the air and falling back to the ground can be modeled by the equation s=1/2 at^2+v_o t+s_o where s is the height of the object, a is the acceleration, vo is the initial velocity, and so is the initial height.

    asked on March 20, 2019
  28. geometry

    Find the missing value to the nearest hundredth sin ___=18/27 56.31 48.19**** 41.81 33.69 Please check my answer

    asked on March 22, 2018
  29. History

    Which accomplishment most likely helped the Incan emperor maintain rule over widespread lands? A The Inca built a vast network of roads B The Inca developed a uniform system of writing C The Incan emperor claimed ownership of all land D The Incan emperor

    asked on December 14, 2017
  30. Algebra

    Which equation has the graph parallel to the graph 9x + 3y =-22 y=3x-22**** y=-3x + 8 y=1/3x + 12 y = -1/3x-2 Please check my answer

    asked on November 15, 2016
  31. algebra

    Find the slope of the line that passes through (-2,-3) and (1,1) 1/3 1 2***** 4/3 For the equation -4y=8x what is the constant variation? -4 -2**** 1 2 Please check my answers

    asked on November 9, 2016
  32. geography

    In The Deadliest Tsunami History all of the following were effects of the tsunami except lack of food no clean water mass animal deaths*** the coastline was destroyed

    asked on October 3, 2016
  33. English

    Which of the following sentences from Of Wolves and Men uses imagery to engage the reader? The wolf is three years old. It is now late afternoon.**** His ears are rammed forward, stiff. It is not the time of year for much howling

    asked on October 3, 2016
  34. Algebra

    An ice cream scoop has a diameter of 2 1/2 inches. What is the volume of the sphere-shape scoop of ice cream that the scooper makes? 6.54 in3 8.18 in3**** 19.63 in3 64.45 in3

    asked on February 24, 2016
  35. Math

    Simplify 2 +(5x4+3). I believe the answer is 25

    asked on August 19, 2015
  36. Math

    Determine which ordered pair is a solution of y=x2 -2. (-2,6) (5,21) (-1,-1) (-5,24)

    asked on April 15, 2015
  37. Math

    Triangle S(-6,10)T(-9,3)U(-3,3) is translated right 2 units and 3 units down. What are the coordinates of the vertices of the image? s'(-9,12), t'(-12,5), u'(-6,5) s'(-4,7), t'(-7,0), u'(-1,0) s'(-8,13), t'(-11,6), u'(-5,6) s'(-4,10), t'(-7,32), u'(-1,3)

    asked on April 14, 2015
  38. Managerial ECON

    You are planning to estimate a short- run production function for your firm, and you have collected the following data on labor usage (L) and output (Q): Labor usage Output 3 1 7 2 9 3 11 5 17 8 17 10 20 15 24 18 26 22 28 21 30 23 a. Does a cubic equation

    asked on November 6, 2011
  39. Language Arts

    And now the boy is turning to me: “Tell me,” he asks. “What have you done with my future? What have you done with your life?” And I tell him that I have tried. That I have tried to keep memory alive, that I have tried to fight those who would

    asked on December 10, 2019
  40. spanish

    Empareja las frases de la derecha que se relacionan lógicamente con las palabras o frases de la izquierda. tener novio/a tener éxito llegar a tiempo vivir por su cuenta

    asked on December 9, 2019
  41. algebra

    How is the graph of g(x)= -(2x)^3 related to the graph pf f(x) = x^3 answer: I don't understand the answer..thank you the graph of g(x) is a horizontal compression of the graph of f(x) by a factor of 1/2 and a reflection across the x axis.

    asked on December 8, 2019
  42. Social Studies

    What Native American people most likely lived in this settlement? How do you know? Describe characteristics unique to their culture, including how they adapted to their environment.

    asked on December 3, 2019
  43. Geometry

    A model is made of a car. The care is 5 feet long and the model is 8 inches long. What is the ratio of the length of the car to the length of the model? 8:5 15:2 2:15 5:8 My answer is 2:15

    asked on March 6, 2018
  44. Geometry

    Find the geometric mean of the pair of numbers 6 and 10. sq rt 66 sq rt 70 60 2sqrt 15 my answer is 60

    asked on February 22, 2018
  45. Science

    Which of these is an example of how an abiotic factor affects a biotic factor? 1 Taming of a wild animal, like Cockatoo, for commercial purposes. 2. A fungus infects the population of frogs causing a population decline 3. An increase in rainfall leads to

    asked on December 12, 2017
  46. Science

    Which of these is a natural factor that affects the environment? Domestication Oxygen Research Factories My answer is oxygen

    asked on December 12, 2017
  47. History

    Which statement is true in the context of European exploration in Asia? A. Spain was the first European power to gain a foothold in Asia B. Portugal seized the island f Goa, making it their major military and commercial base C. For most of the 1500s,

    asked on December 8, 2017
  48. algebra

    Astronomers measure large distances in light-years. One light-year is the distance that light can travel in one year, or approximately 5.88 *10^12 miles. Suppose a star is 3.2 * 10^2 light-years from Earth. In scientific notation, approximately how many

    asked on February 10, 2017
  49. Algebra

    Graph an inequality to represent your profit margin. 9.50 30 = 585.00 I am not sure what to do to show this. please explain

    asked on October 12, 2016
  50. Algebra

    [y + 4] less than 1 -5 less than y less than -3 -3 less than y less than 5***** -4 less than y less than 1 1 less than y less than 4 Please help me

    asked on October 7, 2016
  51. math

    In a particular​ year, a total of 44,456 students studied in two of the most popular host countries when traveling abroad. If 8368 more students studied in the most popular host country than in the second most popular host​ country, find how many

    asked on September 27, 2016
  52. Algebra

    The formula p = nc - e gives the profit p when a number of items n are each sold at a cost c and expenses e are subtracted. If p = 3750, n = 3000 and e = 900, what is the value of c?

    asked on August 26, 2016
  53. Physics

    Considering a mass-spring system aligned horizontally moving at a velocity v. a) How will the velocity of the mass change if amplitude is doubled. b) How will the velocity of the mass change if the spring constant is quartered? I know the answer to the

    asked on July 27, 2016
  54. Algebra

    (9*10^4)(8*10^6) Write the results in scientific notation 7.2*10^25 1.7*10^11 7.2*10^11 1.7*10^25 my answer 1.7*10^11

    asked on May 27, 2016
  55. Social Studies

    Which of the following events caused the end of the Depression of 1893? The supply of gold increase. The government printed extra money. Inflation caused the price of goods to increase.*** Several banks closed.

    asked on March 24, 2016
  56. Social Studies

    How did Reconstruction affect daily life in south Carolina? A. Carpetbaggers and scalawags had less of an influence on the state.**** B. Northerners and freedman had more opportunities in the state. C. African Americans families received 40 acres and a

    asked on March 24, 2016
  57. algebra

    Find the lateral area oft he square pyramid 8m 8 m slant height 22m 1/2 8x22x3.14=4014.92

    asked on February 29, 2016
  58. Social Studies

    Please check my answers 1. There were two different groups in the elite planter class. What distinguished these groups? education level how many generations had money*** their location the crops they planted 2. Which of the following accurately represents

    asked on January 20, 2016
  59. Math

    2/3= 12/x x=18 x=12 x=36 x=8 I think the answer is 36

    asked on October 26, 2015
  60. History

    Who was elected President of the Continental congress? George Washington John Rutledge Thomas Lynch Henry Middleton I think it was Henry Middleton

    asked on October 23, 2015
  61. Math

    Triangle ABC has coordinates A(1,4) B(3,-2) and C(4,2) Find the coordinates of the of the image reflection over the x-axis. I believe it would be the opposite. A(1,4) B(3,-2) C(4,2)=(-1,-4) B(-3,2) C(-4,-2) Is this right

    asked on October 22, 2015
  62. math

    (y4)(y3) y1 y2 y12 y43 I think it is y12

    asked on September 21, 2015
  63. math

    solve 2x3 -+4r2 if r=1 and s=5 is it 25x25x25=15625 42x42= 1764 15625-1764=13861 I think I got it

    asked on September 18, 2015
  64. math

    Which of these numbers is irrational? check mark sign 3 0.25 1/5 check mark sign 9 I think it is the first one

    asked on September 18, 2015
  65. Math

    Find the LCD of 3/5 and 1/6. 5 6 11 30 I believe it is 30

    asked on September 14, 2015
  66. math

    what is the difference between [-3] and -3? I thing [-3]is double?

    asked on September 8, 2015
  67. algebraid expression

    9 * (7 - 4)^2 +9 I think it is 9 *(3) ^2 +9 9 x 9 + 9 =81 I hope I got this right. I am trying

    asked on September 8, 2015
  68. math

    -6z=12 I think it is z=12

    asked on September 1, 2015
  69. math

    explain how to solve 82 +9(12 divided 3.2) -7 I thing 8x2=16 + 9=25 12 divided 3 x 2 -7 =1 25 + 1 =26

    asked on September 1, 2015
  70. math

    What is solution 5q =-75? I think it is -15

    asked on September 1, 2015
  71. math

    What symbol is needed between -2 and [-3] to make a true statement>

    asked on August 26, 2015
  72. math

    What is the solution to 40 +-11? I think it is 51

    asked on August 24, 2015
  73. Math

    What is the value of -27-8? I think it is -19

    asked on August 24, 2015
  74. Math

    The opposite of -4 is? I believe it is 4.

    asked on August 21, 2015
  75. fire

    Two line of same flow with different lengths, no elevation find: a. Total friction loss for line A b. Total friction loss for line B c. PDP (pump discharge pressure) for line A d. PDP for line B Layout: Line A=150' of 3" 300gpm combination nozzle Line B=

    asked on April 17, 2015
  76. math

    Determine which ordered pair is not a solution of y=-5x-4. (10,-52) (7,-39) (-7,31) (8,-44) I think it is (7,-39)

    asked on April 16, 2015
  77. math

    The vertices of ^ABC are A (2,-5), B(-3,5) AND c(3,-3) The Triangle is reflected over the x-axis. I think the answer would be A(2,-5), B(-3,5), C(3,-3) ->(-2,-5), (3,5), (-3,-3)

    asked on April 1, 2015
  78. Math

    What is the correct description for the translation of A to A? (10,3)-> (1,6) right 9; up 3 left 9; down 3 right 9, down 3 left 9; up 3 I think the answer is right 9;up 3

    asked on April 1, 2015
  79. Math

    The point C(3, -1)is translated to the left 4 units and up 1 unit. How do I write a rule to describe the translation?

    asked on April 1, 2015
  80. Math

    Point M(4, 3) is translated according to the rule (x, y) (x+2,y-5). What are the coordinates of of M?

    asked on March 31, 2015
  81. Algebra 1

    So I attempted this and I'm not sure if it's the correct answer - and I don't know how to graph it.. Student tickets to the Homecoming game cost $5 each. General admission tickets cost $8 each. So far, 150 tickets have been sold. $900 has been collected.

    asked on September 16, 2014
  82. quantitative chemistry

    How do you write an expression for the mass of the residue in terms of x and y?

    asked on September 19, 2013
  83. quantitative chemistry

    How do you write an expression for the mass of the residue in terms of x and y?

    asked on September 19, 2013
  84. quantitative chemistry

    How do you write an expression for the mass of the residue in terms of x and y?

    asked on September 19, 2013
  85. business

    Euromart Tile Company borrowed $40,000 on April 6 for 66 days. The rate was 14% using the ordinary interest rate method. On day 25 of the loan, Euromart made a partial payment of $15,000, and on day 45 of the loan, Euromart made a second partial payment of

    asked on June 21, 2013
  86. Business math

    Alicia deposited $2000 into saving. The bank pays 6% ordinary interest. How many years will it take for the $2000 to reach $2600?

    asked on June 21, 2013
  87. physical geoprahy

    Assume that a parcel of air is forced to rise up and over a 6000-foot high mountain (shown below). The Initial temperature of the parcel at sea level is 76.5 F, and the lifting condensation level (LCL) of the parcel is 3000 feet. The DAR is 5.5 F/1000' and

    asked on May 28, 2013
  88. Chemistry I NEED HELP! PLEASE

    How many moles of Hydrochloric acid are needed to dissolve 39.0 grams of aluminum Hydroxide? I just need to write out the equation but I was out and don't know how PLEASE HELP!

    asked on January 17, 2013
  89. Chemistry

    I have to write the equation for the following and I am not figuring it out.I was out with flu and so lost...please help. How many moles of Hydrochloric acid are needed to dissolve 39.0 grams of aluminum Hydroxide? How many grams of precipitate will form a

    asked on January 17, 2013
  90. Calculus

    A swimming pool is 60ft long by 25ft wide. Its depth varies uniformly from 3ft at the shallow end to 15ft at the deep end. The pool is being filled with water at a rate of 800ft3/min. There is 5ft of water at the deep end. What is the equation for finding

    asked on December 20, 2012
  91. Chemistry

    Typically, there is a scale provided for weighing the nails. For example, a notice placed above the nail bin might read, “For the nails in the bin below, there are 500 nails per kg.” Using this conversion factor, perform the following calculations. How

    asked on August 20, 2012
  92. Marh

    For the nails in the bin below, there are 500 nails per kg.” Using this conversion factor, perform the following calculations. How many nails would you have if you had 0.15 kg?

    asked on August 20, 2012
  93. physics college

    A billiard ball that is initially at rest is given a sharp blow by a cue stick. The force is horizontal and is applied at a distance h = 2R/3 below the centerline, as shown in the figure below. The speed of the ball just after the blow is v0 and the

    asked on May 15, 2012
  94. physics

    The cable of a 1800-kg elevator has broken, and the elevator is moving downward at a steady speed of 1.6 m/s. A safety braking system that works on friction prevents the downward speed from increasing. a. at what rate does mechanical energy turn into

    asked on May 1, 2012
  95. physics

    The cable of a 1800-kg elevator has broken, and the elevator is moving downward at a steady speed of 1.6 m/s. A safety braking system that works on friction prevents the downward speed from increasing. a. speed of boat when leaves ramp (assume that engine

    asked on May 1, 2012
  96. physics 2

    sorry here is actual question: A 285-kg stunt boat is driven on the surface of a lake at a constant speed of 13.5 m/s toward a ramp, which is angled at 28.5° above the horizontal. The coefficient of friction between the boat bottom and the ramp's surface

    asked on May 1, 2012
  97. physics

    The cable of a 1800-kg elevator has broken, and the elevator is moving downward at a steady speed of 1.6 m/s. A safety braking system that works on friction prevents the downward speed from increasing. a. at what rate does mechanical energy turn into

    asked on May 1, 2012
  98. URGENT MATH HELP!

    When a ball is thrown upward, its height, h, in metres, is given by h=1.5 +19.6t -4.9t², where t is the number of seconds after it is thrown. For what length of time is the ball above the ground?

    asked on March 27, 2012
  99. ALG/TRIG

    I cannot seem to get the right answer. Animal Pulse Rate According to one model, an animal’s heart rate varies according to its weight. The formula N(w)=885w^-1/2 gives an estimate for the average number N of beats per minute for an animal that weighs w

    asked on March 6, 2012
  100. ALG/TRIG

    Lost is an understatement..please help me understand this. Orbits and Distance Johannes Kepler (1571–1630)discovered a relationship between a planet’s distance D from the sun and the time T it takes to orbit the sun. This formula is , where T is in

    asked on March 6, 2012

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