Questions Asked on
February 27, 2018

  1. Physics

    The figure below shows a box of dirty money (mass m1 = 4.0 kg) on a frictionless plane inclined at angle θ1 = 35°. The box is connected via a cord of negligible mass to a box of laundered money (mass m2 = 2.0 kg) on a frictionless plane inclined at angle

    asked by Joy
  2. Math 6th Grade

    A jacket's original price is $65.00. It is on sale for 40% off. You have to pay 5% sales tax. What is the final price of the jacket?

    asked by NapkinNate
  3. Social Studies

    What is a reason that the Missouri Compromise did not have lasting effects? Please Help A.It only applied to the lands of the Louisiana Purchase. B.It only applied to the lands of the Mexican Cession. C.It relied on popular sovereignty. D.It limited the

    asked by Ethan
  4. biology

    Which best describes Francis Bacon’s contribution to the Scientific Revolution?

    asked by sarah
  5. Math

    the circle graph represents a family's monthly budget if the total monthly budget is 6,500, how much more does the family spend on housing than food (Pie graph split into 4) other with 42% food with 19% bills with 14% Housing with 25% Please help!

    asked by Anonymous
  6. Math

    Isaac and Sakura are both doing a science experiment where they are measuring the temperature of a liquid over time. Graphs that represent each of their data are shown below. mc003-1.jpg mc003-2.jpg Which statement is correct? The slope of the graph that

    asked by Samaria
  7. Language Arts Help me!!

    What is the secret to reaching someone with words? Which of the poems—"Concrete Mixers," "The City Is So Big," or "Harlem Night Song"—best uses words to create a vision or an idea of the city for you? In a paragraph, state your opinion and support it

    asked by that emo girl!
  8. science

    which of the following is an example of recycling a renewable resource? a turning food scraps to compost b washing plastic forks and use them again. need help please only right stuff

    asked by help
  9. math

    what happens to the volume if a rectangular prism when each if the dimensions is doubled? a. it doubles. b. it quadruples. c. it is six times as great. d. it is eight times as great.

    asked by Jonavan
  10. History

    Question 7(Multiple Choice Worth 6 points) (07.05 LC) Which statement best explains Henry David Thoreau's idea of civil disobedience? Taxation without representation is unfair and must be resisted. The government must serve the people, not the other way

    asked by Diana
  11. Chemistry

    Given the following reaction for photosynthesis, 6CO2 + 6H2O --> C6H12O6 + 6O2, how many liters of O2 can be produced from 100 g of water at standard temperature and pressure?

    asked by Sean
  12. math

    The size of a laptop monitor is usually measured along the diagonal. A rectangular monitor is 12 inches long and 7 inches tall. What is the length of the diagonal of this monitor, to the nearest tenth of an inch? **do i just multiply them**

    asked by MARLYN
  13. Math

    Help lesson 10 tools of geometry help been on to 1 hour plz help!no pics 1.what is the Vaule of x in the diagram shown below 2.which term correct ly describes the figure shown below 3.which statement is true 4.which is rhe best description of triangles ABC

    asked by Cooldude
  14. Social studies

    Which of the following established a self-government to the Puerto Ricans by the United States?

    asked by *Sigh*
  15. Algebra

    a. Do some research and find a city that has experienced population growth. Determine its population on January 1st of a certain year. Write an exponential function to represent the city’s population, y, based on the number of years that pass, x after a

    asked by Jordan
  16. Math

    A rancher has 360 feet of fencing to enclose two adjacent rectangular corrals. The wall separating the two corrals consists of a single fence. them. What dimensions for one of the individual corrals will produce the largest total area? Your answer is

    asked by George Carl
  17. Calculus

    A girls throws a tennis ball straight into the air with a velocity of 64 feet/sec. If acceleration due to gravity is -32 ft/sec2, how many seconds after it leaves the girl's hand will it take the ball to reach its highest point? Assume the position at time

    asked by Kait
  18. english

    Why does Dade like seeing movies? A) He likes to greet everyone. B) He likes sitting in the front row of the theater. C) He likes to imagine himself doing what the heroes do.*** D) He likes spending time with his mother and father.

    asked by english
  19. Math

    Jennifer got a box of chocolates. The box is a right triangular prism shaped box. It is 7 inches long, and the triangular base measures 2 inches x 3 inches x 4 inches. What is the surface area of the box of chocolates?

    asked by Jordan
  20. Math (7th grade math)

    Find the total cost of $52.25 with an 8% sales tax. A) $78.65 B) $67.32 C) $56.43 D) $94.05

    asked by Brie Bella
  21. Math / geometery

    △JKL∼△QRS , JK is 8 centimeters, ​ QR ​is 12 centimeters, and RS is 9 centimeters. What is ​ KL ​?

    asked by jack wang
  22. physic

    The figure below shows a box of dirty money (mass m1 = 4.0 kg) on a frictionless plane inclined at angle θ1 = 35°. The box is connected via a cord of negligible mass to a box of laundered money (mass m2 = 2.0 kg) on a frictionless plane inclined at angle

    asked by joy
  23. Math

    Midtown Antiques collects 2% sales tax on all sales. If total sales including tax are $1161.87 find the portion that is the tax amount.

    asked by GoldenPurples
  24. Data Management

    Determine the total number of arrangements of three or four toys from a basket of 8 different toys. Show your calculations

    asked by Person
  25. Math

    Sam has 72 muffins, which he needs to box up, 9 of which are blueberry, into boxes of a dozen. How many boxes does he need.

    asked by Jamiyah
  26. biology

    Why did Nicholas Copernicus wait to publish his works on his deathbed? His work on the three laws of motion contradicted the Lutheran Church. His work on heliocentric theory went against Catholic doctrine and beliefs. His work included the dissection of

    asked by sarah
  27. Math 6th Grade

    5.If the unit price for watermelon is $0.24 per pound and Jared pays $1.68 for a watermelon, how many pounds does his watermelon weigh? A.6 pounds B.7 pounds**** C.8 pounds D.4 pounds My answer is B

    asked by Nubneb
  28. math

    which of the following statements is true 1.all similar figures are also Congruent figures 2.all congruent figures are also similar figures is not possible for figures to be both similar and congruent 4. figures that are congruent cannot also be

    asked by big red
  29. Math

    The ratio of the cost of a tennis racket to tennis balls is 18:1. If a can of balls cost $5.35, what is the cost of the racket?

    asked by Jake
  30. algebra

    The volume of a cylinder is 224π cubic centimeters and its radius is 4 centimeters. What is the height of the cylinder? so here i am kind of confused do i just input in 224 or do i have to multiply 224 with pie them insert in the formula

    asked by joshunta
  31. Trig Math

    Arc Length Stuff: Have you ever wondered what the circumference of the Earth is? Well, at the Equator, the distance around is about 25000 miles (assuming the Earth is a sphere). What if you wanted to know the distance around at any latitudinal location?

    asked by Rainy Days
  32. math

    graph the function and use graph to find the indicated limit f(x) = 7e^x, Lim x --> 0 F(x)

    asked by nick
  33. math

    An artist wants to reduce the size of a drawing using a scale factor of 3:1 . The original drawing has an area of 720 square inches. What is area of the new drawing? Enter your answer in the box.

    asked by joshunta
  34. Math 6th Grade

    Find the amount of discount on a $140 bicycle that is on sale for 30% off. A. $98.00 B. $32.00 C. $42.00**** D. $4.20 The answer would be C right?

    asked by NapkinNate
  35. physic

    A 2.26 kg object is subjected to three forces that give it an acceleration a= −(8m/s^2)i + (6m/s^2)j. If two of the three forces are F1 = (36.2 N)i + (18N)j and F2 = −(12N)i + (8N)j,find the third force.

    asked by joy
  36. Math

    Jill said that an angle is made of any to rays is she correct explain

    asked by Erin
  37. Chemistry

    'What is the pH of 0.083 M C5H5N if the Kb value for C5H5N is 2.9 x 10^-9?' I wrote the equation as C5H5N + H2O --> C5H6N^+ + OH^-. Then, I set up Kb = ([C5H6N^+][OH^-])/[C5H5N] Next I substituted the numbers in: (2.9 x 10^-9) = (x^2)/0.083 , which makes x

    asked by SarahF275
  38. math 1

    This isosceles triangle has two sides of equal length, a, that are longer than the length of the base, b. The perimeter of the triangle is 15.7 centimeters. The equation 2a + b = 15.7 can be used to find the side lengths. If one of the longer sides is 6.3

    asked by Anonymous
  39. History

    1:Which of the following is the best evidence in support of the view that the United States is a nation of immigrants? A:Declaration of Independence B:Emma Lazarus's poem "The New Collossus"*** C:Bill of Rights D:Chinese Exclusion Act Is this correct?

    asked by anonymous
  40. math

    The diameter of a sphere is 10 centimeters. What is the volume of the sphere? Use 3.14 for pi. Enter your answer, as a decimal, in the box. Round only your final answer to the nearest tenth. *i got 523.3 repeating**

    asked by MARLYN
  41. chemistry

    In the titration of Na2S2O3 against KIO3 the average titre value was 23.1cm3,the volume of iodine used in the titration was 25cm3 and the concentration of Na2S2O3 was 0.1M.calculate the molarity of KIO3

    asked by Sarah
  42. Science

    Choose all of the chemical reactions which correctly show that chemical reactions must obey the Law of Conservation of Matter. a. CH4 + 2O2 → CO2 + H2O b. H2 + O2 → H2O *** c. C6H12O6 + 6O2 → 6CO2 + 6H2O d. 2CO + O2 → 2CO2 *** e. 4P + O2 P4O10

    asked by Anonymous
  43. Math

    Good evening everyone. I have the below math problem. I am a bit confused on exactly what they are asking? Members of a polling organization survey 700 of the 7,453 registered voters in a town by randomly choosing names from a list of all registered

    asked by Patrick
  44. Ap chemistry

    if a 84g sample of thorium decays with a 10 minute half life, how much would the sample weight in a half hour?

    asked by nancy
  45. Chemistry

    The reaction NO2(g) + NO2(g) → N2O4(g) is second order with a rate constant of 0.044 /M·s at a particular temperature and pressure. If the initial concentration of NO2(g) is 0.100 M, what is the concentration of NO2 after 20 minutes?

    asked by Albert
  46. Math

    A weight is oscillating on the end of a spring. The position of the weight relative to the point of equilibrium is given by y=1/12(cos8t-3sin8t), where y is the displacement (in meters) and t is the time (in seconds). Find the times when the weight is at

    asked by Alfredo
  47. maths

    Find an equation of the line that is perpendicular to the line whose equation is 2x – 5y = 3 and passes through (-2, 7). Last time i posted this, the answer was wrong

    asked by Jo
  48. math

    The larger of two numbers is 7 less than twice the smaller number. The sum of the two numbers is 44. Find the two numbers

    asked by Anonymous
  49. Math

    Curtis school has 1,575 students. The students to teacher ratio is 15:1. How many teachers are at Curtis school?

    asked by Ajmain
  50. Vectors?

    Find the ground speed of an airplane with air speed of 480km/hr and heading due east if a wind blowing south has a velocity of 40km/hr. I did this: plane: wind: And added them together to get and then used Pythagorean theorem to get a speed of about

    asked by Cory
  51. physics

    Find the acceleration of the two blocks sliding down the incline in the figure below. (Take m1 = 1.1 kg and m2 = 1.8 kg. Indicate the direction with the sign of your answer Link to figure, copy and paste part by part Part1: //d2vlcm61l7u1fs.cloudfront.

    asked by joy
  52. Algebra

    I would really try and answer but I don't know how to start or even understand the problem. I would appreciate it if you help A music teacher runs a guitar class for 20 weeks. The class meets each week in a rented music studio. Suppose that: -It cost the

    asked by Amy Cinata
  53. Math 30-2

    From a group of six men and five women 3 male roles and 4 female roles need to be chosen for the upcoming community play how many different cast lists can be made?

    asked by Heather
  54. Calculus

    An underwater viewing window is installed at an aquarium. The window is circular with radius 5 feet. The center of the window is 40 feet below the surface of the water. Find the hydrostatic force on the window.

    asked by Lymara
  55. Pre-Algebra

    There are (24)2 ⋅ 20 books in a cupboard. What is the total number of books in the cupboard? 22 26 28 216

    asked by T
  56. Math (7th grade math)

    A real estate agent earns a weekly salary of $200. This week, the agent sold a home for $120,000 and was paid a 5.5% commission. Find the agent’s earnings for the week. A) $661.10 B) $6,611 C) $6,800 D) $860

    asked by Brie Bella
  57. English

    The following passage contains eight fragments. Underline each fragment. Then rewrite it correctly on the lines below. Note To help you recognize and correct fragments, explanations are given for half of the items. The game of Monopoly was created by

    asked by Sarah
  58. Math

    I have a few math problems that I need some help with. I am somewhat confused on the one below. Nancy hears a report that the average price of gasoline is $2.82. She averages the prices of gasoline near her home. She finds the average price of gas to be

    asked by Patrick
  59. Algebra, please check my answer!

    Simplify. mn^-4/p^0 q^-2 a) mq^2/n^4 b) mp/n^4 c)mn^-4q^2p^0 d)q^2/mm^4 **** ****= my answer. Please check this for me!

    asked by Luna
  60. Pre-Algebra

    Which expression is equivalent to 44 ⋅ 4−9? 4^13 4^5 1/4^13 1/4^5

    asked by T
  61. maths

    how many lines of symmetry does a rectangle have?

    asked by Vin Mwale
  62. Pre-Algebra

    If (92)p = 98, what is the value of p? 2 3 4 5 6

    asked by T
  63. Trigonometry

    Someone please help me!!! I think I've found the correct formula for this but I don't understand exactly why this is a sine function and how to find the days of the year when Portland has 11 and 15 hours of daylight. PLEASE HELP!! The equation I got was: D

    asked by french accent
  64. Science

    1) What unit is speed measured in? 2) Why is it important to include units when describing motion? I've read this entire lesson. I just can't seem to find these answers.

    asked by Jack
  65. Alg I

    Margot and Francois were doing their algebra homework when Margot's dog, Pepe, bit off a piece of the paper they were working on. All they had left was a part of the sequence: 6, 12, ... and the fact that 1536 was another term of the sequence. Assuming the

    asked by Juan
  66. 7th Grade Math

    How many registered doctors are there when 29.1% of all registered doctors were female and there were 48,700 female registered doctors? P.S. I have to show my work.

    asked by Catgirl
  67. Texas History

    I just need help with one question. I answer questions quite often on here so maybe somebody will answer mine. All of the following were part of the social reform movement in Texas prior to the Great Depression except... A)Labor Unions fought to improve

    asked by STUPIDNERD
  68. Precalculus

    Consider the function f(t)=logt(e), for t>0, t≠1. (a) Use the change of base formula to find a constant a such that f(t)=a/ln(t) a= (b) Evaluate f(e^2)= . (c) For what value(s) of t is f(t)=2? .

    asked by Tip
  69. Mathematics

    C & D is an observation post on the same horizontal ground at the foot A of a vertical tower AB, the tower is 18cm due north and 24m east of C. the angle of elevation of B from D is equals to 35\deg .give the diagram illustration, cal. to 3 sig. fig.

    asked by Eze Vivian
  70. Social Studies! :D

    Hi! i need help on my quiz can you help me? thanks! The question is 4. Which of the four major regions of the united states was settled last by U.S citizens? A. Northeast B. South C. West D. Midwest Please help me! Thanks! :D

    asked by O_O
  71. maths

    In a race over 4 km Ryan ran at a constant speed. Sophie, however, ran the first 2 km at a speed 1 km/h more than Ryan and ran the second 2 km at a speed 1 km/h less than Ryan. Who won the race?

    asked by Henry
  72. Chemistry

    What is the chemical formula for slime using glue and borax?

    asked by Bren
  73. physics

    Given that Earth orbits the Sun with a semimajor axis of 1.000 AU and an approximate orbital period of 365.24 days, determine the mass of the Sun. (1 AU = 1.496 ✕ 1011 m)

    asked by joy
  74. Math

    One number is 10 less than a second number. Find a pair of such number that their product is as small as possible. These two numbers are ____ The smallest product is_____

    asked by George Carl
  75. physic

    Given that Earth orbits the Sun with a semimajor axis of 1.000 AU and an approximate orbital period of 365.24 days, determine the mass of the Sun. (1 AU = 1.496 ✕ 1011 m)

    asked by joy
  76. maths

    he sum of two numbers is 15 the sum of the squares of the same two numbers is 172 fined the difference between the two numbers

    asked by kumar
  77. Algebra 1

    I am looking factoring with the distributive property. 4m^2 + 4mp + 3mp + 3p^2

    asked by Giovanni
  78. geography

    what bodies of water , border saudi arabia? Red Sea and persian gulf

    asked by Anonymous
  79. Chemistry

    Calculate the mass of solid required to prepare 100 mL of a .50 M aqueous solution copper II sulfate pentahydrate. Help please!!

    asked by Lisa
  80. science plzzz help

    From inside to out, describe the components of an atom. What makes one element's atoms differ from another element's atoms?

    asked by some girl
  81. math

    An example of consecutive odd numbers is 23, 25, 27, and 29. Find the smallest of four consecutive odd numbers with a sum of 160.

    asked by Carlos
  82. physics

    what happens to the amount of power a light bulb uses if the resistance of the bulb is increased?

    asked by kylie
  83. Math 30-2

    How many possible numbers are between 1 and 1000000000 that are greater than 72000 if we can only use the following digits (4, 5, 6, 7, 8)

    asked by Heather
  84. Physics

    Types of thermometer

    asked by Sharon
  85. Math 30-2

    A raffle contains 150 tickets there are 3 prizes assuming all tickets were sold how many different ways can prizes be awarded if A. One ticket can win more than one prize B. One ticket can only win one prize

    asked by Heather
  86. Algebra

    Walter and his parents are a little unusual. If he does an acceptable job of doing his chores, he gets paid 3.33 dollars for that day. If he does an outstanding job, he gets 3 dollars more. During one 10 day period, Walter received 42 dollars and 30 cents

    asked by Anonymous
  87. Maths

    On a map, 1cm represents 4.5km. What is the actual distance between two towns which are 4cm apart on the map?

    asked by Promise
  88. Math

    The demand function for a product is p=24−3q where p is the price in dollars when q units are demanded. Find the level of production that maximizes the total revenue and determine the revenue. Q=______units R_______

    asked by George Carl
  89. English

    Thank you for your help but I have one more question about those sentences. On the plagiarism website, it says it’s plagiarism if it has the same sentence structure. In some residents must relocate for a position and the pediatrician may have to move to

    asked by Wes
  90. Math

    In the state of Campana, during the Fall season, it rains 75% of the time and it is sunny 25% of the time (these figures are based on historical data). The local weather service every day announces either “Fair” or “Bad”. In the past, 75% of all

    asked by Linda
  91. Math

    Find the minimum and maximum value of the function y=−(x−4)^2+9. Enter infinity or -infinity if the function never stops increasing or decreasing.

    asked by George Carl
  92. Skills for success science

    Plz help due tomorrow would of done it but I had a lot of school work but here the question which of the following factors drives all the weather on Earth, including large-scale storms and local weather systems? Plz help not asking for answers but help plz

    asked by Carlee
  93. aglebra 1

    Use the following sequence of numbers to answer the questions that follow. 320, 80, 20, 5, …… Write the explicit equation for the given sequence. Answer choices 1. t(n+1) = t(n) * 0.25 2. t(n) = 320 * 0.25n 3. t(n) = 1280 * 0.25n

    asked by sam
  94. Math (probability) please help

    In the state of Campana, during the Fall season, it rains 75% of the time and it is sunny 25% of the time (these figures are based on historical data). The local weather service every day announces either “Fair” or “Bad”. In the past, 75% of all

    asked by Katy
  95. Math

    In trinagle RST, RS=ST. Prove that the bisector of and exterior angle at S is parallel to RT.

    asked by Help
  96. math

    Mark has 5/6 as many blue marbles as red marbles. After buying 20 more marbles of each color, he has 7/8 as many blue marbles than red marbles.How many of each color did Mark had at first?

    asked by marlon
  97. maths

    What is 40% of $180.00 A.$18.00 B.$100.00 C.$144.00 D.$72.00 My answer is A

    asked by ms suzie
  98. Science

    How do external factors (such as stirring or shaking) determine whether a mixture will become a mechanical mixture or a solution?

    asked by Bill
  99. Chemistry

    Need help, not sure how to get started with this problem. An acidic solution has a pH of 4.2. If 10.0 mL of this solution is diluted to final volume of 1.00 L, what is the pH of the resulting solution?

    asked by Isa
  100. Chemistry

    'Given 1.760 L of 0.384 M acid and 0.834 L of 0.724 base, find the final pH. Both the acid and base are strong.' First I multiplied the volume by the molarity to find the moles of each. Then I came up with this equation: HX + YOH --> H2O + YX (Y isn't

    asked by SarahF275
  101. Alegbra 1

    Find an equation of the line that is perpendicular to the line whose equation is 2x – 5y = 3 and passes through (-2, 7).

    asked by Bill
  102. English

    If the source says some residents must relocate for a position and I wrote the pediatrician may have to move to find a job. Is that plagiarism

    asked by Wes
  103. Science

    1.) A 2OL Of gas is found to exert 3.5atm at 25°C what would the pressure be if the temperature is changed to 30°C.

    asked by Janriel
  104. ALGEBRA!!! HELP!!!

    A bag contains 3 green marbles and 6 yellow marbles. One marble is drawn at random and not replaced. Then a second marble is drawn. What is the probability that the firs tmarble is yellow and the second one is green?

    asked by guitarpick03
  105. Academic Writing 102

    What is the relationship between innovation and happiness? why does innovation lead to happiness? How is happiness achievable through innovation?

    asked by Seba
  106. math

    A machine can cap 1,800 bottles in one hour; another can cap 1,700 bottles an hour. There are 20,000 bottles to be capped. How long will it take the 2 machines to do the capping together?

    asked by marlon
  107. maths

    Round 2.376 to the near set tenth A.2.4 B.210 C.2.3 D.23 My answer is A

    asked by ms suzie
  108. Fractions...Plz Help

    12 1/2 divided by 5/6 is what? I am not sure how to do this, and i am soooooooooooo tired. Can anyone help!?

    asked by Hai
  109. math

    2. Risa took her periodical tests on several subjects. Her average score not including her Mathematics score is 87. Her average score including her Mathematics score is 86. If her score in Mathematics is 82, how many periodical tests did she take including

    asked by marlon
  110. Science

    I don't know anything to put for "Y" for Eukaryote. Help please.

    asked by Isabella
  111. science

    how does mass and aceleration affect force???

    asked by millie
  112. math

    2. Risa took her periodical tests on several subjects. Her average score not including her Mathematics score is 87. Her average score including her Mathematics score is 86. If her score in Mathematics is 82, how many periodical tests did she take including

    asked by marlon
  113. MATH - sequence & series

    Evaluate. Un=(-1)^n n+1/2 Help pls

    asked by Simon
  114. Culture

    Can reinforcement be a skill

    asked by betty
  115. Help Pls!!!!

    If x-2=6, what is the value of x^3 -1

    asked by guitarpick03
  116. math

    I was trying to solve for X in the equation 4/3 - 4/x = 3x-2/ 3x. I got -1 but I know the answer isnt right. Can someone help me fix my mistake? Thank you

    asked by Katherine
  117. math

    what is the volume of a triagler prism of 45 47 48

    asked by jaydenj
  118. Algebra 1


    asked by G
  119. electronics

    what is electron define it

    asked by Anonymous
  120. math


    asked by Jeremy
  121. Algebra 1

    If x-2=6, what is the value of x^3 -1

    asked by guitarpick03