Questions Asked on
April 22, 2015

  1. Language Arts Ms. Sue?? Writeacher?? Reed?

    "President Lincoln's Declaration of Emancipation, January 1, 1863 by Frances E. W. Harper It shall flash through coming ages, It shall light the distant years; And eyes now dim with sorrow Shall be brighter through their tears It shall flush the mountain

    asked by Amy
  2. ART Check

    How would a visual effects designer working on an animated movie with human characters best use knowledge of biology? Knowledge of biology can help the designer to create accurate human features.**** Knowledge of biology can help the designer to create an

    asked by koolkid
  3. Social Studies

    1) Which Geographic Feature most enabled people to cross the himalayas and other northern Mountains to settle the Indian Subcontinent? A) Rivers such as the ganges B)Gorges such as the khyber pass C)Lower mountains such as the Indian Subcontinet. D)Low

    asked by Kareemah
  4. Chemistry

    Consider the following reaction: 2NO(g)+O2(g)→2NO2(g) Estimate ΔG∘ for this reaction at each of the following temperatures and predict whether or not the reaction will be spontaneous. (Assume that ΔH∘ and ΔS∘ do not change too much within the

    asked by Ashley
  5. Language arts 8th grade.

    Which sentence contains a predicate pronoun as a subject complement? 1) The best person for the job is she. 2) The ground is sloping and uneven.* 3) We wondered what happened to him. 4) Amy is employee of the week. Identify the capital portion of the

    asked by Selah
  6. Chemistry

    Consider the following reaction: CO(g)+2H2(g)⇌CH3OH(g) Kp=2.26×104 at 25 ∘C. Calculate ΔGrxn for the reaction at 25 ∘C under each of the following conditions. A) Standard Conditions B) at equilibrium C)PCH3OH= 1.3atm ; PCO=PH2= 1.2×10−2atm

    asked by Ashley
  7. Math

    you have four $1 bills, two $5 bills, five $10 bills, and five $ 20 bills in your wallet. You select a bill at random. Without replacing the bill, you choose a second bill. What is P($1, then$ 10)?

    asked by Katie
  8. calculus

    In the space below, provide the smaller of the two positive integers that add to 40 and have the largest possible product

    asked by emma
  9. AP Chemistry

    Determine the volumes of 0.10 M CH3COOH and 0.10 M CH3COONa required to prepare 10.0 mL of buffer of each of the following pH values? a. Ph 3.7 b. pH 5.7 C. pH 5.7 I just need to see how to do one of them and I'll understand how to do the rest.

    asked by david
  10. social studies

    1.Which of the following is a landform that is almost always flat? a)glacier b)loess c)plain*** d)peninsula 2.What is a loess? a)a type of fir tree that grow in the far north b)a long,narrow steep inlet c)a type of soil spread by winds d)a raised area of

    asked by @HELP PLEASE
  11. calculus

    If 800 feet of fencing is used to enclose a rectangular plot of land that borders a river, what is the maximum area that can be enclosed? Answer to the nearest square foot without commas. For example, if the answer is 1,000, write 1000.

    asked by emma
  12. ELA- "The Ninny"

    if anyone has read "The Ninny" by Anton Chekhov please help! just 1 question How does Yulia in "The Ninny" show herself to be a spineless person? a. she tells her employer that she has worked for two months and five days b. she cries and coughs when she is

    asked by basketball&batman
  13. SS

    What changes did the Aryan migration bring to India? (1 point) The Aryans brought Islam to the region of South Asia. The Aryans developed the Mughal Empire. The Aryans established the caste system and helped develop Hinduism. The Aryans helped spread

    asked by Kareemah
  14. geometry

    Write the conditional statement that the Venn diagram illustrates. The Venn diagram includes a large circle and it says quadrilateral and a small circle in it that says squares. Would this be the answer: If quadrilaterals are a four sided figure then in is

    asked by Alexa
  15. History

    3. all of the following are true about mexico city except 1 point A) it faces traffic problems B) it has pollution C) it has water shortages D) 200,000 people live there 4. A reason why many people move from small villages to Mexico City is to 1 point A)

    asked by Le Sexy Male
  16. Math

    A male African elephant weighs 7 Tons. If a male African lion at the local zoo weighs 1/40 of the weight of the male African elephant, how many pounds does the lion weigh?

    asked by Mo
  17. Social Studies

    1. Which is a key factor that affects the climate of mountainous Latin America? (2 points) • snow • El Niño • elevation • sea breezes 2. Which statement best describes the economies of Central America? (2 points) • Central America's economy is

    asked by Nathan
  18. check 1 easy question

    Which word is most similar to the word intuition? refinement principles reasoning insight

    asked by Anonymous
  19. Social studies

    1.Explain two types of divisions that existed in Europe during the cold war? 2.How did the Columbian exchange encourage the growth of European colonies?

    asked by @HELP PLEASE
  20. chem

    a solution is prepared with 3.26g kcl and water to make 25.0ml,of kcl,what is the %(m/V) of the kcl solution.

    asked by michelle
  21. Chemistry HW Need answers

    1.Cell respiration glucose is reacted wth oxygen in body to produce carbon dioxide and water how many liters of carbon dioxide would be produced if 90.0 g of glucose completely reacts with oxygen C6H12O6(s)+ 6O2(g) -> 6H2O(g) + 6CO2 (g) How many liters of

    asked by John
  22. If you answer these questions I will pass this cla

    1.Cell respiration glucose is reacted wth oxygen in body to produce carbon dioxide and water how many liters of carbon dioxide would be produced if 90.0 g of glucose completely reacts with oxygen C6H12O6(s)+ 6O2(g) -> 6H2O(g) + 6CO2 (g) How many liters of

    asked by Ben
  23. Chemistry test can't fail please help (senior)

    1.Cell respiration glucose is reacted wth oxygen in body to produce carbon dioxide and water how many liters of carbon dioxide would be produced if 90.0 g of glucose completely reacts with oxygen C6H12O6(s)+ 6O2(g) -> 6H2O(g) + 6CO2 (g) How many liters of

    asked by John
  24. Statistics

    In a sample of 200 people, 154 said they watched educational television. Find the 90% confidence interval of the true proportion of people who watch educational television. If the television company wanted to publicize the proportion of viewers, do you

    asked by Ale
  25. Chemistry

    1.Cell respiration glucose is reacted wth oxygen in body to produce carbon dioxide and water how many liters of carbon dioxide would be produced if 90.0 g of glucose completely reacts with oxygen C6H12O6(s)+ 6O2(g) -> 6H2O(g) + 6CO2 (g) How many liters of

    asked by John
  26. Lumuka secondary school

    What job can I do while I am doing Agricultural Sciences, Maths Literacy, Geography, Life Sciences, Life Orientation, Tsonga ang English.

    asked by Tsakani shilaluke
  27. Algebra 2

    A chemist has a bottle of 1% acid solution and a bottle of 5% acid solution. She wants to mix the two to get 100 mL of a 4% acid solution. How much of each should she use?

    asked by Megan
  28. Art

    Picture is: (lit a la polonaise)bed . It is the first image in google. This French bed mostly communicates what cultural value? A. peace B. Extravagance C. Frugality D. Independence Is the answer B? Thank you

    asked by Dove
  29. Chemistry

    I just need help with these three 1.Cell respiration glucose is reacted wth oxygen in body to produce carbon dioxide and water how many liters of carbon dioxide would be produced if 90.0 g of glucose completely reacts with oxygen C6H12O6(s)+ 6O2(g) ->

    asked by Ben
  30. Chemistry

    One mole of N2 and 3 moles of H2 are placed in a flask at 375 degree celsius.? Calculate the total pressure of the system at equilibrium if the mole fraction of NH3 is found to be 0.21. The Kp for the reaction is 4.21 x 10 raise to -4

    asked by Alex
  31. accounting

    Not recording the Prepaid Rent used causes A. assets to be too high. C. expenses to be too high. D. revenue to be too high. My answer is A

    asked by Emi
  32. Calculus

    (Bees collecting pollen and nectar - Optimization) Many bees collect both pollen and nectar. Pollen is used for protein, and nectar is used for energy. Suppose the amount of nectar harvested during t seconds on a flower is: F(t)=t/(1+t) and that the amount

    asked by Corbin
  33. physics

    A balloon rubbed against denim gains a charge of −5.0 µC. What is the electric force between the balloon and the denim when the two are separated by a distance of 3.0 cm? (Assume that the charges are located at a point.) The value of the Coulomb

    asked by chris
  34. AP CHEM

    The pKa of acetic acid is 4.74. What is the buffering range of this acid and its conjugate base? Explain.

    asked by Sara
  35. science

    2. A 75.0 g sample of a metal is placed in boiling water until its temperature is 100.00C. A calorimeter contains 100.00 g of water at a temperature of 24.40C. The metal sample is removed from the boiling water and immediately place in water in the

    asked by Lilian
  36. Art

    Pictures: Pair of Armchairs by unknown artist Digital image courtesy of the Getty's open content program. I couldn't find this picture in google. Picture 2: Ceremonial Chair(The Elgin Throne) by unknown artist it was the first picture in google. The

    asked by Dove
  37. Art

    Picture: Contemporary Retro Molded Black Accent Plastic Dining Armchair with Wood Eiffel Legs its the first picture in google. This wooden and plastic chair design by Ray and Charles Eames communicates a a sense of which artistic charateristic? A. Balance

    asked by Dove
  38. math

    maria need to rap the box shown below with no overlap of the wrapping paper. how much wrapping paper does she need!! please help

    asked by i dont know
  39. Math

    An orienteer runs for 4.5km, then turns through and angle of 32 degrees and runs for another 6km.How far is she from her starting point?

    asked by Jeremy
  40. Chemistry

    Cell respiration glucose is reacted wth oxygen in body to produce carbon dioxide and water how many liters of carbon dioxide would be produced if 90.0 g of glucose completely reacts with oxygen C6H12O6(s)+ 6O2(g) -> 6H2O(g) + 6CO2 (g) How many liters of

    asked by John
  41. ipc

    A rock is placed in a graduated cylinder to determine its volume. The following data are obtained. What is the volume of the rock? Initial volume of water: 13.7 mL Final volume of water: 28.9 mL

    asked by hey
  42. math

    a man gets an invoice for $460 with terms 2/10, 1/15, n28 ow much would he pay 25 after the invoice date? help a little confused?

    asked by A
  43. Science- Earth's History- 1 question

    Which of the following events occurred during the Mesozoic era? a. Dinosaurs became common on land. b. Whales and dolphins evolved in the oceans. c. Reptiles evolved on land. d. The supercontinent Pangaea formed. i think its c

    asked by basketball&batman
  44. Chemistry

    Cell respiration glucose is reacted wth oxygen in body to produce carbon dioxide and water how many liters of carbon dioxide would be produced if 90.0 g of glucose completely reacts with oxygen C6H12O6(s)+ 6O2(g) -> 6H2O(g) + 6CO2 (g) How many liters of

    asked by John
  45. Art please help me :)

    Pictures: Pair of Armchairs by unknown artist Digital image courtesy of the Getty's open content program. I couldn't find this picture in google. Picture 2: Ceremonial Chair(The Elgin Throne) by unknown artist it was the first picture in google. The

    asked by Anonymous
  46. World History

    1. Which of the following is a similarity between the Huang River and Indus Valley civilizations? A - the use of bronze ritual vessels B- a social class system with farmers at the bottom C - the exchange of ideas with other cultures D - the use of a metal

    asked by Help me please
  47. math

    A town Q is on a bearing of 210 degree from p,r is another on a Bearing of 150 degree from P is cast Q. The distance between R and P is 100m, find the distance between R and Q.

    asked by oluwafemi
  48. algebra 2

    Three hundred and fifty-eight tickets to the school basketball game were sold. Student tickets were $1.50 and non-student tickets were 3.25. The school made $752.25. How many student tickets were sold?

    asked by Megan
  49. Math

    A monopoly has a total cost function C = 1000 + 108x + 12x^2 for its product, which has demand function p = 324 − 3x − 2x^2. Find the consumer's surplus at the point where the monopoly has maximum profit. (Round your answer to the nearest cent.)

    asked by Tom
  50. chemistry

    how many moles of K2SO4 are present in 111.5 mL of 0.516 M K2SO4?

    asked by Chem3A
  51. scale math

    An architect uses a scale of 1/4 inch to represent 1 foot on a blueprint. If the West wall of a building is 44 feet long, how long will the line be on the blue print?

    asked by FrancesR.
  52. science

    A 30.0 g sample of water at 280. K is mixed with 50.0 g of water at 330 K. Calculate the final temperature of the mixture assuming no heat loss to the surroundings. Remember that the heat gained by the cooler water is equal to the heat lost by the warmer

    asked by Lilian
  53. math

    A bag of marbles contains 8 red marbles and 6 yellow marbles. Two marbles are drawn out of the bag at random without replacement. What is the probability that two red marbles are drawn out? Be sure to represent your answer as a fraction in simplest form.

    asked by jasmine
  54. chemistry

    How many milliliters of a 0.250 M acetic acid solution must be added to 50.0 mL of a 0.750 M NaOH solution to produce a buffer solution with pH = 4.500 ? The pH is given by which we can calculate the concentration of [H+] How do we approach the problem

    asked by Anon
  55. science

    4. A 70.0 g sample of water at 95.00°C is mixed with 50.0 g of water at 135.0°C. Calculate the final temperature of the mixture assuming no heat loss to the surroundings. Remember that the heat gained by the cooler water is equal to the heat lost by the

    asked by Lilian
  56. Statistics

    A manufacturer makes ball bearings that are supposed to have a mean weight of 30g. A retailer suspects that the mean weight is actually less than 30 g. The mean weight for a random sample of 16 ball bearings is 28.8 g with a standard deviation of 3.9 g At

    asked by Leslie667
  57. Consumer math

    Determine the cost of a taxi trip of 9 2/3 miles if the fare is $1.10 for the first 1/6 mile and $.20 for each additional 1/6 mile (or fraction). a. $11.90 b. $11.20 c. $12.50 d. $12.80 Determine the cost of a taxi trip of 9 miles if the fare is $1.10 for

    asked by Caleb
  58. phsyics

    A long string is wrapped around a 6.4-cm-diameter cylinder, initially at rest, that is free to rotate on an axle. The string is then pulled with a constant acceleration of 2.0m/s2 until 1.5m of string has been unwound. If the string unwinds without

    asked by M
  59. Art please help me :)

    Picture: Contemporary Retro Molded Black Accent Plastic Dining Armchair with Wood Eiffel Legs its the first picture in google. This wooden and plastic chair design by Ray and Charles Eames communicates a a sense of which artistic charateristic? A. Balance

    asked by Anonymous
  60. physics

    A rescue plane is flying horizontally at a height of 132 m above the ground. The pilot spots a survivor and releases an emergency kit with a parachute. The kit descends at a constant vertical acceleration of and the initial plane horizontal speed is .

    asked by tr76r65
  61. physics 111

    1. A monkey in a perch 20 m high in a tree drops a coconut above the head of a zoo keeper as he runs with a speed 1.5 m/s beneath the tree actually intending to hit the toes of the zoo keeper, how early in seconds should the coconut be dropped by the

    asked by Cali franco
  62. Geometry

    The measure of the consecutive sides of an isosceles trapezoid are in the ratio 8:5:2:5 the perimeter of the trapezoid is 140 inches if it's height is 20 inches find the area of the trapezoid

    asked by Anonymous
  63. Math

    Find the LCM and GCF of the following numbers: 1) 2016 and 756 2) 10140 and 705551 3) 17 664 and 288 4) 3960, 150 and 495 I believe the answers are: 1) LCM = 6048 GCF = 252 2) LCM = 7 154 287 140 GCF = 1 3) LCM = 52 992 GCF = 2208 4) LCM = 19 800 GCF = 15

    asked by Aimee
  64. Math

    Kenji has a box containing many blue rods, each one 252 cm long. Mei-Ling has a box containing many green rods, each one 408 cm long. They each start making a long line of rods of their colour by laying rods end to end. After a while, their lines are

    asked by Sandy
  65. Chemistry

    Cell respiration glucose is reacted wth oxygen in body to produce carbon dioxide and water how many liters of carbon dioxide would be produced if 90.0 g of glucose completely reacts with oxygen

    asked by John
  66. math

    In the North Carolina Education Lottery "Pick Three Game" there are 75 balls in the machine. Your lucky numbers are 7, 14, and 21. The numbers must be drawn in that order. What's the probability that you'll win the $500.00 prize?

    asked by jasmine
  67. Analytic Geometry

    The ordinate of a point P is twice the abscissa. This point is equidistant from (-3, 1) and (8,-2). Find the coordinates of P.

    asked by Alexis
  68. Statistics

    An automatic machine in a manufacturing process is operating properly if the length of an important subcomponent is normally distributed with a mean μ = 80 cm and a standard deviation σ = 2 cm. a) Find the probability that the length of one randomly

    asked by Lia
  69. Math

    1) Solve the equation for p. Identify any extraneous solutions. √p=-1 A) -1 is a solution of the original equation. 1 is an extraneous solution. B) 1 is a solution of the original equation. C) 1 is a solution of the original equation. -1 is an extraneous

    asked by Tia
  70. math

    On a three day hike, Robert hiked twice as many miles on the first day as on the second day. On the third day he hiked 5 miles. Carlos hiked 5 miles on the first day and three times as many miles on the second day as on the third day. (a) Write and

    asked by Jay
  71. math

    A bag of marbles contains 8 red marbles and 6 yellow marbles. Two marbles are drawn out of the bag at random without replacement. What is the probability that first a red marble then a yellow marble are drawn? Represent your answer as a fraction in

    asked by jasmine
  72. Math

    Find the slope of the following graphs. X, -1, 0, 1 ,2 Y, 4, 2, 0, -2 A. 1/2 B. 2 C. -2 D. -1/2 Is the answer B? Thank you

    asked by Dove
  73. English

    why traditional African marriage is an advantage for a men only , not women

    asked by thandolwethu
  74. Chem - Molarity

    Hi, I have this question related to Molarity and hoping you can help? The question says: 50.0 gram sample of NaCl is added to water to create a 0.50 L solution. What volume of this solution is needed to create a 1.30 L solution that is 0.100 M NaCl? It

    asked by Cassandra
  75. PLEASE HELP

    A 60.8-kg skateboarder starts out with a speed of 1.84 m/s. He does 90.8 J of work on himself by pushing with his feet against the ground. In addition, friction does -278 J of work on him. In both cases, the forces doing the work are non-conservative. The

    asked by KS
  76. Problem solving

    Two numbers that have a sum of 7869 and a difference of 1879

    asked by Anonymous
  77. math

    suppose maya made another sign with an area of 48 square inches. would this sign be larger or smaller than the sign with an area of 48 square centimeters? explain how you know

    asked by chris
  78. Math

    1. How many bricks each measuring 25cm×11.25cm×6cm, will be needed to build a wall of 8m×6m×22.5? 2. what decimal of an hour is a second? 3. without a calculator, 0.04×0.0162 is equal to...... 3. (0.04)^ -1.5 4. if m and n are whole numbers such that

    asked by Bright
  79. history of math

    i need help. the answer is the ratio of 4:2:1. A man makes a will and dies leaving his wife pregnant. His will disposes of 100 ecus such that if his wife has a daughter, the mother should take twice as much as the daughter, but if she has a son, he should

    asked by pastyy
  80. Chemistry test help please

    How many liters of chlorine as can be produced when 1.96 L of HCl react with excess O2 at STP Show Work A.0.49L B.0.98L C.1.96L D.3.92L

    asked by John
  81. Math

    A fence surrounds a square plot of land. The area is 324 yd 2. Find the length of each side. Use the Systematic Guess and Check method. What I already know: It is a square shape. And all squares have equal sides.

    asked by Anon
  82. Trigonemtry

    A kite has a string of length 60 metres. On a windy day all the string is let out and makes an angle of between 20 and 36 with the ground. Find the minimum and maximum heights of the kite

    asked by Layla
  83. Math

    Ana had some money. she used 4/7 to buy shoes which cost $96. if she spent another 2/7 to buy a dress how much would she spend altogether?

    asked by Liz
  84. calculus (please help)

    find the volume of the solid whose bounded by the circle x^2+y^2=4 and whose cross sections perpendicular to the y-axis are isosceles right triangles with one leg in the base. Please give explanation and steps

    asked by may
  85. Math--Please help!!

    Tim Newman took out a simple interest loan of $1500 at a 10 percent interest for 12 months. After 4 payments, the balance is $1100. He pays off the loan when the next payment is due. What is the interest? Is it $9.17

    asked by Nadia
  86. Math

    An object weighing 6000# traveling at 60 mph hits a wall. What is the force of impact ?

    asked by Thomas Cochran
  87. Math

    Georgia knows that in the relationship between two given variable x and y, each value of y is found by adding a given number corresponding value of x, or multiplying it by a given number. She only knows a single pair of x and y values. Can georgia write an

    asked by Myella
  88. PHYSICS

    A 60.8-kg skateboarder starts out with a speed of 1.84 m/s. He does 90.8 J of work on himself by pushing with his feet against the ground. In addition, friction does -278 J of work on him. In both cases, the forces doing the work are non-conservative. The

    asked by KS
  89. English

    1. How do you go to school? By bus? Nio, I go there by subway. 2. What do you take to school? By bus? Nio, I go there by subway. ========================= Is #1 the same as #2? Can we use 'What do you take to school?' instead of 'How do you go to school?'

    asked by rfvv
  90. Math

    What is the cost of laying carpet in a living room that measures 25ft by 15ft. If the cost of the carpet is $15 per square yard (plus tax) and labor is $5 per square yard?

    asked by Destiny
  91. chemistry

    How many milliliters of 0.503 M NaNO3 contain 2.528 g of NaNO3?

    asked by Chem3A
  92. Statistics

    A savings and loan association needs information concerning the checking account balances of its local customers. A random sample of 20 accounts was checked and yielded a mean balance of $664.14 and a standard deviation of 235.29. Assume the data is

    asked by Giselle
  93. algebra

    Please help me solve the following problem: y: 3y + 9y - 24 = 6y - 4 - 8

    asked by Minel
  94. precalculus

    find the eccentricity to identify the conic, then sketch the conic and its directrix r=1/1-cos theta r=2/3+2 sin theta r=4/1-2 cos theta

    asked by JK
  95. precalculus

    find the eccentricity to identify the conic, then sketch the conic and its directrix r=1/1-cos theta r=2/3+2 sin theta r=4/1-2 cos theta

    asked by JK
  96. PHYSICS PLEASE HELP

    A 60.8-kg skateboarder starts out with a speed of 1.84 m/s. He does 90.8 J of work on himself by pushing with his feet against the ground. In addition, friction does -278 J of work on him. In both cases, the forces doing the work are non-conservative. The

    asked by KS
  97. math

    If you have 3 yards of trim to put around a rectangular scarf and you want the width of the scarf to be between 6 and 12 inches. If you want to use all the trim, what are the possible dimensions of the scarf in inches?

    asked by Reagan
  98. Math

    Math - Zo, Wednesday, April 22, 2015 at 8:44pm A wheel has s radius of 9 inches. If the wheel is rolled on a flat surface, how many revolutions will it take for the wheel to travel 90 ~ pie inches

    asked by Zo
  99. Statistics

    Find the minimum sample size needed to estimate the population proportion if the margin of error is 0.07 confidence level is 95% and from a prior study p hat is estimated by decimal equivalent of 94% A) 39 b)45 c)43 d)44

    asked by Leslie667
  100. math

    Suppose you buy a $1395 savings bond that pays 4.3% annual simple interest. Determine the value of the bond after 7 years.

    asked by Jamie Thomas
  101. physics 111

    1. A stone throw from ground level returns to the same level 4 s after. With what speed was the stone throw? Take g = 10m per square. 2. A cart is moving horizontally along a straight line with constant speed ofb30 m/s. A projectile is fired from the

    asked by Cali franco
  102. Math

    A line segment has endpoints C(-3,-6) and D(-6,-4). Point P is such that PC is perpendicular to CD. Determine the coordinates of P if P is on the x-axis.

    asked by Anonymous
  103. math

    In a pack of 52 cards, 4 of the cards are Kings. The first card is picked, the results are recorded and the card is returned to the deck. Then the second card is picked. Find the probability of picking two kings. Be sure to represent your answer as a

    asked by jasmine
  104. Analytic Geometry

    Show that the points A(-2, 6), B(5, 3), C(-1, -11) and D(-8, -8) are the vertices of a rectangle.

    asked by Alexis
  105. math

    On a 3 day hike, Robert hiked twice as many miles on the first day as on the second day. On the third day he hiked 5 miles. Carlos hiked 5 miles on the first day and three times as many miles as on the second day as on the third day. (a) Write and simplify

    asked by Jay
  106. math

    If 25 dimes were moved from Box A to Box B, there would be an equal number of dimes in both boxes. If 100 dimes were moved from Box B to Box A, the ratio of dimes in Box A to Box B would be 7 : 2. What was the original number of dimes in Box A?

    asked by Sammantha
  107. linear algebra urgent

    For the orthogonal matrix A = 1/sqrt(2) -1/sqrt(2) -1/(sqrt(2)) -1/sqrt(2) verify that (Ax,Ay)=(x,y) for any vectors x and y in R2. Can someone please explain this

    asked by Anonymous
  108. social studies

    Why is John Mosby an important figure of the cival war? (If you can, please put them in a list and I need the most important facts) thankyou :)

    asked by sarah
  109. Physics

    You attach one end of a spring with a force constant k = 893 N/m to a wall and the other end to a mass m = 2.02 kg and set the mass-spring system into oscillation on a horizontal frictionless surface as shown in the figure. To put the system into

    asked by Kristin
  110. Math

    Points W(-5,3), X(-1,6), and Y(5, -2) are three vertices of a rectangle. Determine the coordinates of the fourth vertex.

    asked by Anonymous
  111. chemistry

    How many milliliters of 0.303 M NaNO2 contain 1.873 g of NaNO2?

    asked by Chem3A
  112. Math

    A cylinder fish tank has a volume of 301.44, a rectangular fish tank as a volume of 300, and a triangular prism tank has a volume of 253.75. Obviously the cylinder tank holds more water, but is there a mathematical reason why other than its bigger?

    asked by Ben
  113. Physics

    A yo-yo is spun from rest by pulling on the string with a constant tension of 2.0 N. The radius of the inner rod on which the string is strung around is 0.50 cm. The tension is applied for 5.0 seconds after which the yo-yo is observed to spin with an

    asked by Terry
  114. Ap European

    In what respect must each of the following share in the war guilt? Austria,Serbia,Russia,France,Britain,Germany

    asked by Allen
  115. 7th grade math

    Can you check the folowing problems. 1. 8(10) + 8(4) = 8(14) is an example of which property? A. Distributive property B. Associative property C. Identiy property D. Commutative property Ans:A 2. By Saturday night, 3 inches of rain had fallen in Happy

    asked by Alexis
  116. Chemistry

    a 40.0 ml sample of ca(oh)2 was titrated with 0.0704 m hcl. the volume of hcl needed to reach equivalence point was 18.2 ml. what was the concentration of ca2+ present in the original solution?4

    asked by Dahnrae
  117. Math

    Determine the value of y so that the line segment with endpoints P(3, y) and Q(-3, -1) is parallel to the line segment with endpoints R(-4, 9) and S(5,6).

    asked by Anonymous
  118. pre-calculus

    eliminate parameters of x=1+cos t y=1-sin t graph the parametric equations

    asked by JK
  119. Statistics

    A modification is made to a computer component to try to increase its mean time between failures, which was originally 520 hours. Tests on a simple random sample of 10 modified components resulted in the following times (in hours) between failures. Assume

    asked by Giselle
  120. Physics

    Steam of mass 11.0 g at 100°C is added to 126.7 g of ice at 0.00°C. Find the final temperature of the system.

    asked by Madison
  121. Calc 1

    Does the function satisfy the hypotheses of the Mean Value Theorem on the given interval? f(x)=x^3+x-4 [0,2]

    asked by TayB
  122. precalculus

    use the discriminant to determine whether the equation is a parabola, an ellipse, or a hyperbola. Then identify the angle of rotation required to eliminate the xy-term. x^2+4xy+y^2=1 5x^2-6xy+5y^2-8x+8y-8=0 9x^2+24xy+16y^2=25

    asked by JK
  123. math

    Iam a4digit number.If my digits are reversed I became a 3 digit number. what is the digit in my ones place ?

    asked by subham
  124. calculus

    find the area under the curve y= 1/(3x+1)^2 over the interval [0,1]. please show all steps

    asked by Linda
  125. math

    a theater contains 440 seats and ticket prices for a recent play were $42 for adults and $18 for children. if the total proceeds were $12,264 for a sold out matinee, how many of each type of ticket was sold?

    asked by desirae
  126. Math

    find the slope of a line that is parallel to the line containing the points (3, 4) and (2, 6)? A. m = -2 B. m = 2 *** c. m = -1/2 D. m = -1

    asked by Math Help!
  127. POLS210 D001

    Please I am in desperate need of finding the answer to pop quiz 4,6,and 8 please is there anyone out there that could help me.

    asked by Gary
  128. Life science

    A pure-breeding black coat cat was crossed with a hybrid black coat cat. (a)Represent the diagrammatically .(b)What percentage of the offspring

    asked by Bandlalakhe Duma
  129. PHYSICS

    A 50.5-g golf ball is driven from the tee with an initial speed of 57.4 m/s and rises to a height of 23.2 m. (a) Neglect air resistance and determine the kinetic energy of the ball at its highest point. (b) What is its speed when it is 7.97 m below its

    asked by KS
  130. math

    Find the volume of the solid formed by revolving the region bounded by f(x)= 2-x^2 and g(x)=1 about the line y=1.

    asked by may
  131. PHYSICS

    A 60.8-kg skateboarder starts out with a speed of 1.84 m/s. He does 90.8 J of work on himself by pushing with his feet against the ground. In addition, friction does -278 J of work on him. In both cases, the forces doing the work are non-conservative. The

    asked by KS
  132. math

    a road crew must clear a hill that is 110.0 feet tall so that a new road can be built, they are to clear 11 1/2 feet of the hill each day, find the equation in slope intercept on the line that represent to height

    asked by Anonymous
  133. history

    17. Under Franklin Roosevelt's Good Neighbor policy, A. the collective security among the nations of the Western Hemisphere declined. B. American commerce with Latin America increased, but only slightly. C. the Platt Amendment was rescinded. D. Cordell

    asked by Brianna
  134. English

    What do you take to school? 1. I take the number 2 bus. 2. I take number 2 bus. 3. I take the bus number 2. 4. I take bus number 2. =========== Which one is grammatical and commonly sed?

    asked by rfvv
  135. math

    Sharon wants to buy a bike helmet that costs $21. She already has $9 saved. She plans to sell lemonade to earn enough money to buy the bike helmet. For each cup of lemonade she sells, she makes a profit of $0.20. Explain how to determine how many cups of

    asked by Jay
  136. English

    What do you take to school? 1. I take notebooks, textbooks and pencils. 2. I take a bus to school. ======================== What is the answer to the question?

    asked by rfvv
  137. Math

    There are 2 points on the graph V(4,12) U(a,0) The line has a slope of 2. What is the value of a?

    asked by Anonymous
  138. Ap European

    In what respect must each of the following share in the war guilt? World war 1 Austria,Serbia,Russia,France,Britain,German

    asked by Allen
  139. Managerial accounting

    well, I am doing direct material budget, and already have my production budget. for example for the quarter, for January I get 950, and cost for Direct material it says to be $8/unit, but it does not say the units need for production, so im confused.

    asked by Mike
  140. math

    It was a typo. It should have said Robert instead of Matt. Please help me

    asked by Jay
  141. Physics

    How would an astronomer use index of refraction?

    asked by Bri
  142. Algebra

    The equations for two functions are shown below. f(x) = x + 3 and g(x) = 2x - 5 Which intercept is farthest from the origin compared to the other three intercepts? A) x-intercept of f(x) B) y-intercept of f(x) C) x-intercept of g(x) D) y-intercept of g(x)

    asked by Nicolas
  143. Algebra

    A profit, P(X), for a certain item is a function relating the income from sales,S(X), and the cost of the item,C(X), The function is stated by the equation shown, where x is the number of items sold. P(X) = S(X) - C(X) When S(X) = 0.5x and C(X) = 10 +

    asked by Nicolas
  144. Chemistry

    90/180.1559 =0.4995 0.4995*22.4 A. =11.2 Is this correct

    asked by John
  145. math

    1. 5*3^n A.5,15,45,135 B.15,30,45,60 C.15,45,135,405

    asked by Anonymous
  146. math

    suppose you covered your desktop with small squares.Then you cover your desktop with large squares.Would you use more small squares or large squares?Explain

    asked by Emma
  147. Math

    1) What is tan(a) for the triangle shown? BC has a length of 8. BA has a length of 17. AC has a length of 15. The right angle is on the BC sides lower left hand corner. A) 8/15 B) 15/8 C)17/8 D) 8/17 Whenever I try this I get weird answers. I am extremely

    asked by Tia
  148. computer programs

    How do I start a program containing a single dimensional arrays and function(s) with the output displaying the formula “Y = aX + b” by replacing a and b with the calculated values. Aptitude score Productivity Applicant variable X Variable Y 1 X1 = 9 Y1

    asked by C programming
  149. Social Studies

    Please help Ms. Sue!!! The following, "People want to ensure that Puerto Ricans always identify with the spanish language and culture." Provides support for which of the following statuses for the country of Puerto Rico? a. Separate Nation b. U.S.

    asked by Anonymous
  150. pols210 d001 win test answer

    answer to quiz in pols210 d001 win

    asked by Anonymous
  151. Pre-Calculus

    Simplify the rational expression and then add or subtract. Express answers in simplest form and identify all non-permissible values. (The non-permissible value is not the issue. It is the simplification) 3x + 15/x^2-25 + 4x^2 -1/ 2x^2 + 9x -5

    asked by Lucina
  152. Science

    Explain how a thermocouple works. What are thermocouples used for?

    asked by Earl
  153. Math

    Determine whether, for any set A, it is true that P(A) = P(U) − P(A). If it is true prove it, if it is not, give a counterexample.

    asked by Anonymous
  154. math

    find the value of the definite integral from 1 to 3 of (lnx/x) dx.

    asked by Linda
  155. Thank you

    Thanks everyone for helping me on all my work problems

    asked by @HELP PLEASE
  156. Pre-Calculus

    Can the following be reduced any further? 14x^2/56y^3 I did not reduce because there were different variables in the numerator and denominator. Thanks

    asked by Lucina
  157. Math

    find the slope of the line that is perpendicular to the line containing the points (-2, -1) and (2, -3). A. m = -2 B. m = 2 C. m = -1/2 D. m = -1

    asked by Math URGENT!!
  158. English Research

    What are some things you can inherit from your parents?

    asked by Mary
  159. Math

    In 1954, Mt. Everest was measured as having an elevation of 8848 m. In 1998 to 2000, Mt. Everest was measured as having an elevation of 8850 m. Using an average rate of uplift of 6.5 mm/y, how much has Mt. Everest risen since it was first measured? How

    asked by Victoria
  160. Research Question for English

    How does a person inherit intelligence from someone else?

    asked by Mary
  161. Math

    Will a cylinder always have a larger volume than a rectangular prism?

    asked by Ben
  162. calc

    find the area under the region bounded by the curves y=x^2-3 and y=2x.

    asked by Linda
  163. History Help NO NEGATIVE COMMENTS PLZZZ

    3. In 1966, Mexican American farm workers demanded all of these EXCEPT a minimum wage. decent housing. health benefits. toilets and drinking water.* 4. All these organizations encouraged women to run for office EXCEPT MALDEF.* Mujeres por la Raza. the

    asked by YOLO
  164. Angel

    How were angels crated?

    asked by JoeyHoop
  165. math

    G(S) =(s2+3)/(s5+s4+s3+3s2+2s) is:

    asked by sinchan
  166. English

    1. It is 3 dollars to take the subway. ============== Is this sentence grammatical? What does 'It' refer to in the sentence? Does 'It' refer to 'the subway' or ' to take the subway'?

    asked by rfvv
  167. Statistics

    What is the lowest z-value for the highest 2% of observations on the standard normal distribution?

    asked by Alisha
  168. Statistics

    What is the lowest z-value for the highest 2% of observations on the standard normal distribution?

    asked by Anonymous
  169. Algebra

    Solve the following equation. 16x-8square roots of x = 35

    asked by Vicki
  170. Algebra

    x^4-4x^2-45=0

    asked by Vicki
  171. Statistics

    The daily sales of a retail store are normally distributed with a standard deviation of $500. If the probability that sales will be less than $10,000 in any one day is 40%, what are the mean daily sales?

    asked by Anonymous
  172. History

    Please help! I'm trying to find some info. on Joseph Stalin, but what i've found doesn't seem to answer my questions. 2. What impact did the decisions and actions have on the leader responsible? Did their power increase or decrease as a result? Did they

    asked by mstv
  173. Math

    If 2.7m of ribbon costs $4.99 how much does 0.82m of ribbon cost?

    asked by Em
  174. math

    the sum of riciprocals of two consecative even interger is five out of twelve.form an equation

    asked by mpaka
  175. integral calculus

    Integrate with respect to x : ∫3−1x7+x2−−−−−√dx

    asked by yomi
  176. Chemistry

    I don't know what to do once I get the .49999 number

    asked by John
  177. English

    In these sentences which verb should be chosen? The public also views/view other sculptures at the memorial. I think Views because public is plural? Mathematics fail/fails to explain the wall's dramatic effect. Fail?

    asked by kelley
  178. Calculus

    F(x)=Integral of (-12sinx/cos^2x) dx+c F(0)=4. Find C

    asked by Anonymous
  179. math

    kate and alan sell stereos. last month kate sold 24 more stereos than alan. together they sold 164. How many stereos did allan sell?

    asked by Luis
  180. math

    15x-12y=96

    asked by gage pratt
  181. math

    Need help with an algebra question please im trying to.help my son with homework but its been a long time..please!!!

    asked by gage pratt
  182. Connexus

    Suppose you divide a polynomial by a binomial. How do you know if the binomial is a factor of the polynomial?

    asked by Dakota
  183. Statistics

    A simple random sample is conducted of 1486 young adults who were once college students seeking bachelor’s degrees at a specific university. The study found that 780 of these young adults actually earned bachelor’s degrees. Use a 0.05 significance

    asked by Giselle
  184. Math (Please, help me!)

    In 1954, Mt. Everest was measured as having an elevation of 8848 m. In 1998 to 2000, Mt. Everest was measured as having an elevation of 8850 m. Using an average rate of uplift of 6.5 mm/y, how much has Mt. Everest risen since it was first measured?

    asked by Victoria
  185. Algebra Help

    (x^4)-(4x^2)-45=0

    asked by Merty
  186. Algebra

    (5(x+5)^2)+(2(x+5)^2)-7=0

    asked by Merty
  187. Spanish!

    Please help me translate the following in Spanish!: 1. I speak to you. 2. She gives her mom a gift. And 3. The doctor gives you a prescription.

    asked by Mae
  188. science

    the sun photosphere gives off radiation that reaches earth as what

    asked by lawrence adams
  189. Math

    Find the slope of the of these coordinates. (2,-3)and (4,4) A. -2/7 B. -7/2 C. 2/7 D. 7/2 Is the answer A? Thank you

    asked by Dove
  190. Math

    what is the force of a 6000 pound load going from 70mph to 0 mph in 0 feet

    asked by Thomas Cochran
  191. precalculus

    how do you eliminate the parameters for x=1-t^2 and y=1+t?

    asked by JK
  192. Math

    In 1954, Mt. Everest was measured as having an elevation of 8848 m. In 1998 to 2000, Mt. Everest was measured as having an elevation of 8850 m. Using an average rate of uplift of 6.5 mm/y, how much has Mt. Everest risen since it was first measured?

    asked by Victoria
  193. Ela

    Keep our Clean is important.we try not to Public areas

    asked by Amy
  194. Physics

    90.0g of copper (c=390J/kg*oC) at 80.0°C are added to 270g of water at 20.0°C. What is the final temperature of the mixture?

    asked by Adil
  195. Chemistry

    Can I call someone and talk to them

    asked by Ben
  196. Trig

    The graph of y-7 cosθ + 24 sinθ would be a sinusoid if it were plotted. What would be the first positive value of θ at which there is a high point?

    asked by Elle
  197. Calculus Indefinite Intergral

    I need help with integrating these two problems. Im stuck. 1. integrate (sin^-1)dx/((1-x^2)^3/2) sin^-1 aka arcsin 2. integrate dx/((1-x^2)^3/2) by using 1/z Any and all help will be appreciated!

    asked by John
  198. Calc 2 Indefinite Integrals

    Can someone help me with these? dx/(x sqrt(x^3 -1) using x^3 = 1/z^2 i.e z^-2/3 it x(third power)- 1 just to be clear. dx/(x(a+bx^n)) using x^n = 1/z i.e. x= z^-1/n Thank You for the help!

    asked by Kate
  199. chemistry

    How to calculate the concetration on a Beer's law plot?

    asked by linda
  200. Chemistry

    Determine the mass of a sample of water that absorbs 1000j of heat to melt at its melting point?

    asked by E'Manuel
  201. chem

    An atom emits a photon of wavelength 1.08 meters. What is the energy change occurring in the atom due to this emission? (Planck's constant is 6.626 × 10È³Ê joule seconds, the speed of light is 2.998 × 10§ m/s)

    asked by ali
  202. Math

    Without using a calculator, decide which of these numbers divide into 2^5 * 3^9 * 7^2 * 13^5 8 17^4 * 19 with no remainder. Explain how you know. a) 2^4 * 3^8 * 7^2 * 13^4 * 17^4 * b) 2^5 * 3^2 * 5 * 7^2* 17 c) 2^4 * 13^4 * 17^4 * 19^4 d) 2^2 * 3^5 * 7 *

    asked by Lola