Questions Asked on
August 21, 2014

  1. physics

    A lighthouse that rises 49 ft above the surface of the water sits on a rocky cliff that extends 19 ft from its base. A sailor on the deck of a ship sights the top of the lighthouse at an angle of 30.0 ∘ above the horizontal. If the sailor's eye level is

    asked by Zara
  2. math

    The density of a solid or liquid material divided by the density of water is called the _______ of the material?

    asked by Anthony
  3. chemistry

    A mixture of CO and CO2 having a volume of 20 ml is mixed with x ml of oxygen and electrically sparked. The volume after explosion is (16 + x)ml under the same conditions. What would be the residue volume if 30 ml of the original mixture is treated with

    asked by Riya
  4. Sociology

    Which theory do you think better explains how societies operate—structural functionalism or conflict theory? Why?

    asked by Prakash Padukone
  5. math

    a dining table in the shape of a rectangle ABCD has sides of length (2X+12)and x cm and the length of the diagonal BD is (2x+18)find the value of x

    asked by Anonymous


    asked by TIM
  7. Algebra 1

    A college student is looking at her monthly checking account records. On September 1, 2008, her checking account held a balance of $1,050. At the end of March 2009, her checking account held a balance of $800. What is the monthly rate of change for the

    asked by Sabrina
  8. statistics

    A certain number of articles manufactured in a batch were classified into three categories according to some particular characteristic, being less than 50, between 50 and 60 and greater than 60. If this characteristic is known to be normally distributed,

    asked by Jeshani
  9. Sociology

    Do you think the way people behave in social interactions is more like the behavior of animals or more like actors playing a role in a theatrical production? Why?

    asked by Buk Lau
  10. chemistry

    Hydrogen and chlorine react to yield hydrogen chloride: H2+ Cl2 ( 2HCl. How many grams of HCl are formed from reaction of 3.56 g of H2 with 8.94 g of Cl2? Which reactant is limiting?

    asked by Anonymous
  11. chemistry

    An aqueous solution of cobalt(II) nitrate has a concentration of 0.471 molal. The percent by mass of cobalt(II) nitrate in the solution is %.

    asked by jb
  12. chemistry

    An aqueous solution is 40.0% by mass hydrochloric acid, HCl, and has a density of 1.20 g/mL. The molality of hydrochloric acid in the solution is m.

    asked by yhea
  13. life sciences

    what features does australopithecus sediba share with humans?

    asked by noxolo
  14. Earth Science Continued

    Please help me with the following questions: 1. A scientist suspected that the increase in the acidity of ocean water could have a devastating effect on organisms such as snails because it could break down calcium carbonate, a chemical that makes up their

    asked by Brady
  15. math

    Diana is going camping with her family. Their campsite is 3/4 mile away. They walk at a steady speed of 1 and 1/8 miles an hour. How many minutes will it take to get to the campsite

    asked by mike
  16. Physics

    The vector -5.2A⃗ has a magnitude of 40m and points in the positive x direction. Find the x component of the vector A⃗ ? I do not understand how I am supposed to figure this out with just having the magnitude of the vector. Shouldn't there be an angle

    asked by Anonymous
  17. Math

    Write each percent as a fraction in simplest form. 2 2/5%=?

    asked by Ashton
  18. blah

    Question 5 Two point charges, each 6*10-5 C, are separated by 30 cm. What is the electrostatic force produced by this arrangement?

    asked by Anonymous
  19. physics

    show a car that travels 5 km due east and makes a u-turn to travel another 3 km find distance covered and its displacement

    asked by same
  20. Earth Science

    Please help me with the following questions: 1. A scientist suspected that the increase in the acidity of ocean water could have a devastating effect on organisms such as snails because it could break down calcium carbonate, a chemical that makes up their

    asked by Brady
  21. english 4

    Phil received a midterm assignment for his economics class to write a business letter. He wants to achieve the highest score possible. What would help Phil the most? 1 knowing the length of the letter 2 knowing the rating scale 3 knowing the evaluators 4

    asked by neri
  22. phi 208 ethical and moral reasoning

    Robinson suggests that the more closely one associates with one’s identity with a certain group, the more one will (Points : 1) Associate one’s honor with defying the honor of the group Associate one’s honor with that of the group Associate one’s

    asked by elizabeth
  23. Math

    Solve for w G=4x+1/2w+3/4 Can you show me the steps pls?

    asked by Johnny mior
  24. phi 208 ethical and moral reasoning

    Hill uses this technique in the middle of the article to examine ideas about the human’s place within nature: (Points : 1) He presents specific factual examples that demonstrate harm to the environment. He presents a fictional example of a perfect

    asked by elizabeth
  25. Math

    Whats the name of the number under the dividend? (Not the remainder)

    asked by C.v
  26. Algebra

    If a crane is lowered at 4.5 feet per second, what is the crane's velocity and speed?

    asked by Lexi
  27. Math

    If 20% more than a number results in 28, what is the number? Express your answer as a fraction. Please help mates.

    asked by MATH
  28. Algebra question HELP!

    Beatriz is creating graphs for her city’s Parks Department. Beatriz is trying to persuade the Parks Department to put in more gazebos for shade. For a local park, Beatriz wants to demonstrate the attendance as it changes every week. She also wants to

    asked by Sdog
  29. math

    compare write >or< for 2,854,376 to 2,845,763

    asked by paula
  30. Algebra

    The HIGHEST point in a certain location is a foreign country is 15,541 feet above sea level. The LOWEST point in the same country is 107 feet below sea level. What is the difference between these two elevations?

    asked by Lexi
  31. Alg I

    when translating the verbal expression "five more than d" into an algebraic expression, is the answer 5+d or d+5? Aren't they the same?

    asked by Gina
  32. math

    11.What is the slope of the line whose equation is 4y-6x+16=0?

    asked by vincent
  33. math

    12. For what value of x will x and 120 have the same mean as 34 and 53?

    asked by vincent
  34. math

    35. If b is postive integers less than 400 and more than 100, then how many integer pairs (a,b) satisify the equation a/b=2/9?

    asked by vincent
  35. Geomentry

    If RS=8y+4,ST=2x-2 and RT=64 find the value of x

    asked by Manuel
  36. complex fractions and unit rate

    A lawn company advertises that they can spread 7,500 square feet of grass seed in 2 1/2 hours. Find the number of square feet of grass seed that can be spread per hour.

    asked by Skylar
  37. World Civilization

    As an immediate result of the Battle of Trafalgar,

    asked by Ashton
  38. English

    What are the 4 bilingual programs?

    asked by Lelee
  39. physics

    The mass of a solid cube is 700 g, and each edge has a length of 6.42 cm. Find the density of the cube. Answer in units of kg. d=m/v d=700/(6.42^3) 700/264.60928

    asked by Viviane
  40. biology

    You want to design an experiment to test if a bacteria affects a transmembrane protein. What types of controls should you use to eliminate effects of confounding variables?

    asked by Tim
  41. Economics

    Production Possibilities Curve (PPC) Worksheet All PPC’s Reflect Increasing Opportunity Costs For Numbers 1-10, think the change affects all markets. On all graphs, place “Consumer Goods” on the X Axis and place “Capital Goods” on the Y. 1)

    asked by Ana
  42. Math

    How many 2-digit numbers have two different even numbers and odd numbers?

    asked by Cassandra Ignacio
  43. Ethics and Moral Reasonong

    In what way would Hill’s notion of “self-acceptance” correspond to Aristotle’s conception of eudaimonia? (Points : 1)

    asked by Derrick
  44. physics

    (a) The current in a river flows at 1.35 ms-1 relative to an observer on the shore. A swimmer with a velocity of 3.12 ms-1 relative to the water swims directly upstream. What is the velocity of the swimmer relative to an observer on the shore? i used v=v

    asked by shoushanik
  45. math

    23. There are two telephone companies provide home phone service in New York City. Company A charges $25 monthly fee and $0.10 for one minute after 30 minutes phone call. Company B charges $20 monthly fee and $0.12 for one minute after 30 minutes phone

    asked by vincent
  46. Algebra

    Can you have a 1 column matrix.

    asked by Lexi
  47. math

    what is the base 10 of 469 3rd grade

    asked by heidi
  48. biology

    Explain how both nucleic acids and proteins are polymers.Be sure to describe the monomers that make up the polymers.

    asked by Anonymous
  49. computer

    write an algorithm , draw a flowchart and write a program to calculate the total amount if a child buys 20 pens at rs20each , 30 pencils at rs2 each and 40 erasers at rs5 -***********eac-h

    asked by eena
  50. physics

    (b) The current in a river flows at 1.51 ms-1 relative to the shore. A swimmer with a velocity of 3.76 ms-1 relative to the water wishes to swim directly across the river. At what angle to the shore should the swimmer head in order to arrive directly

    asked by shoushanik
  51. science & math

    for a ray of light incident normally on one face of the prism prace course of the ray measure the delta angle explain briefly do this for prism with angleA=60,45,90

    asked by Anonymous
  52. Oral Communications

    What is a good and creative way to start a speech when your introducing yourself.

    asked by Lexi
  53. MAth

    absolute value problem |13|-7x|-2+8|/6 = 13-7x10/6 am I on the right track?

    asked by Amy
  54. algebra


    asked by cathy
  55. Voabulary

    How can we hope to a city that is surrounded by such strong walls and has ample supplies of everything it needs?

    asked by Jennifer
  56. physics

    (a) An object is subjected to two displacements. The displacement vector of the first, V1 , has a magnitude of 186 m at an angle 23° North of East. The second displacement vector, V2 , has a magnitude of 327 m at an angle 43° West of North. find the

    asked by shoushanik
  57. physics

    A highway is to be built between two towns, one of which lies 47.0 km south and 69.0 km west of the other. (a) What is the shortest length of highway that can be built between the two towns, and (b) at what angle would this highway be directed, as a

    asked by natalie
  58. Algebra

    Simplify 1/3 (21m + 27) My answer is 7m + 9

    asked by Faye
  59. history

    how did the Native Americans use their natural resources

    asked by mylia
  60. physics

    hill that has a 37.7 % grade is one that rises 37.7 m vertically for every 100.0 m of distance in the horizontal direction. At what angle is such a hill inclined above the horizontal?

    asked by natalie
  61. Math

    if it takes 1 second to place a grain of rice on the chessboard, how long will it take to place all the grains on the chessboard for each reward? example: Reward A had 3768 grains Reward B had 73628 grains Reward C had 82613 grains what is the formula to

    asked by Moe
  62. the part of speech

    You should use a _______ conjunction to introduce an adverbial clause. A. plural B. subordinating C. coordinating D. correlative

    asked by sharell
  63. phi 208

    Robinson describes magnanimity as the mean between the extremes of

    asked by lauren
  64. physics1015(applied mechanics)

    The 1.2-Mg helicopter is traveling at a constant speed of 50m/s along the horizontal curved path while banking at ƒÆ = 30∘. Part A Determine the force acting normal to the blade, i.e., in the yŒ direction.

    asked by arnold
  65. math

    Nancys birthdays is beteen aug 10 and aug 27. the date of her birthday is not an even number. the sum of the digits is 4. show how to find the date of nancys birthdat

    asked by franklynn
  66. math

    Nancys birthdays is beteen aug 10 and aug 24. the date of her birthday is not an even number. the sum of the digits is 4. show how to find the date of nancys birthdat

    asked by franklynn
  67. Algebra

    Kevin ran 4 miles more than Steve ran. The sum of their distances is 26 miles. How far did Steve run? The domain of the solution is {0, 4, 11, 22}.

    asked by Jd
  68. History

    Who is Daniel? A. the man who wrote on the palace wall B. the king of Babylon C. the wisest man in Babylon D. the best friend of Belshazzar

    asked by Matt
  69. computers

    create a program that will input two quizzes and will compute for sum,difference,product,quotient and average using printf and scanf. create your own design.

    asked by david
  70. fundamental design

    what is rhythm?

    asked by tmm
  71. maths

    how is solve arrange the fraction in decending order 1/5, 2/8, 5/12

    asked by neela
  72. maths

    A roof section of a house is a large triangle. it measures 6.4 meters at the base and is 3.8 meters high. If one liter of paint covers 3 meters square, how many litres are needed to paint this section twice? Answer to the nearest litre.

    asked by zeebuddy
  73. maths

    A triangular section of a design must have an area of 1.84m square. If the height has to be 1.6m, what’s the base length?

    asked by zeebuddy
  74. chemistry

    one of the following scientists never made any contribution to the development of periodic table? (a)j.jthompson (b)John Newlands (c) Luther Meyer ( d) mendeleev

    asked by Anonymous
  75. maths

    The sides of a tetrahedron are 4 equilateral triangles. If the base of each triangle is 8cm and its heights 6.9cm, please help me to calculate the surface are of the tetrahedron.

    asked by zeebuddy
  76. math

    a father is 7times as old as his son .two years ago,the father was 13times as old as his old tyey are now?

    asked by akshat
  77. math

    on school picnic,a group of students agree to pay equally for the use of a full boat and pay Rs.10 each.if there had been 3 more students in each group, each would have paid Rs.2 many students were there in the group?

    asked by akshat
  78. math

    The circumference of a circle varies directly from its diameter. If the circumference of the circle having a diameter of 7cm is 7 cm, what is the circumferences of the circle whose diameter is 10cm? 18cm? 20cm? a. Write a mathematical statement that relate

    asked by =)
  79. math

    change f(x)=(x-1)^2-4 to general form

    asked by Anonymous
  80. math algebra

    The service fee of physical therapist varies directly as the number of hours n of service rendered A physical therapist charges Php 2,100.00 for 3hours service to patient in a home care. How much would he be paid for 6 ½ hours of service.

    asked by =)
  81. math algebra

    The amount of paint p needed to paint walls of a room varies directly as the area A of the wall of 2gallons of paint are needed to paint a wall with an area of 100sq. meters?

    asked by =)
  82. math algebra

    A teacher charges php.500.00 per hour of tutorial service to a second year high school student. If she spends 3hours tutoring per day how much would she receive in 20days?

    asked by =)
  83. Health

    We got a really weird question When a person goes and measured themselves on the medical beam scale, is it possible for them to stand in different places on the scale to weight less or more? (Ex. Standing on one door, left. Or standing on just right foot.

    asked by Lilly
  84. algebra

    solve using elimination please show how to come up with answer. 6x - 3y = 18 6x + 3y = -12 Please help!!!

    asked by michael R
  85. algebra

    find the x-intercept of the line 2x-3y-12=0 after it is translated up 3 units

    asked by rvb
  86. chemistry

    sulphur+iron filings

    asked by Anonymous
  87. physics

    from point A, a boy walks 4 m to the east,2 m to the sout, 4 m to the west , and finally, 2 m to the north , find the distance he travelled and his displacement

    asked by same
  88. science

    The time units used by scientists to divide Earth's history are part of the

    asked by Anonymous
  89. Science

    A chemist notes that a solution turns blue when a chemical reaction takes place. Which of the following correctly describes the chemist's data? A.The data is a qualitative observation B.The data is a quantitative observation C.The data is a prediction

    asked by Gwen
  90. percent markup

    If the markup is $6 on a pair of jeans which cost $22, what is the percent markup based on selling price?

    asked by Leslie
  91. english grammar

    Homophones Fill in the blank with homohpones The __of the school are very strict There are many ___in the garden

    asked by vs
  92. physical science

    A car travels in a northward direction for a total distance of 512 km. The car completes this trip in 6 hrs. After resting the driver makes the return trip, the return trip only takes 5.5 hours. What is the average speed of the car over the entire trip?

    asked by Anonymous
  93. General Physical Science

    A fishtank with inside dimensions of 65 cm X 45 cm X 80 cm is filled with water. What is the volume in cm3 of water required? What is the mass in grams of the water required? What is the mass in kilograms?

    asked by Anonymous
  94. science

    If each resistor in a diagram is 95 Ù. What is the total current in the circuit if it is connected to a 120 V power supply?

    asked by Anonymous
  95. math

    information: (C)Charges $750 for up to 30 people. (P)Plus $20 per person for each extra person. question: C dollars is the cost of a party for P people.Find formula that gives C in terms of P.

    asked by stephanie
  96. Math

    Need help plz?! Graph the ordered pairs (0, 4) and (1, -1) and connect to form a line. Which Quadrant contains no point for this linear function? I honestly need help here

    asked by Anonymous
  97. Math

    Ernie wants to fence in a rectangular play yard for his two dogs. He has 12 pieces of fence that are one unit each. What are the dimensions of the largest play yard that Ernie could make? Show your work

    asked by Anonymous
  98. Math

    I don't know how to answer this. If 10% of a number is 2 less than 20% of the same number, then 80% of the number equals_______.

    asked by John
  99. English

    Is the following sentence an example of using turned as a linking verb? The milk turned sour after sitting on the counter overnight. My answer is yes.

    asked by Faye
  100. algebra

    Additive inverse integer of -13

    asked by mitch
  101. math

    1. Tim has an after-school delivery service that he provides for several small retailers in town. He uses his bicycle and charges $1.25 for a delivery made within 1 1/2 mi, $1.70 for a delivery of at least 1 1/2 mi but less than 2 miles, and so on. How

    asked by super
  102. math

    32 gal/min = qt/h

    asked by Chris
  103. Health

    Can standing in different positions make you weigh less on a beam scale? If so, how to stand? (More towards front or more towards back. More towards the left or more towards the right. Stand only on one foot or stand on both feet.) I don't have a beam

    asked by Lilly
  104. math

    use the number 913,256 write the name of the period that has the digits 913

    asked by Isabella
  105. Math

    If a play at the theater in day 15 was sold out expect for 3 rows in the balcony and one seat in all the other rows, how many people attended the play? This is all the information that the problem gave.

    asked by Twin A
  106. physical science

    two forces act on an object f1 = 5N f2 = 7N when will the resultant force be maximum?

    asked by nomasonto
  107. chemistry

    How many grams of NaOH are there in 187 grams of an aqueous solution that is 7.06 % by weight NaOH.

    asked by jb
  108. logical and critical reasoning

    The second proposition is this: an action done from duty has its moral worth, not in the purpose that is to be attained by it, but in the maxim according to which the action is determined. The moral worth depends, therefore, not on the realization of the

    asked by john
  109. Chemistry

    1.50g of NaHCO3 is dissolved in 17.1g of water. Express the solubility of NaHCO3 in grams per 100g of solvent and calculate the % composition of NaHCO3 and water.

    asked by Mo
  110. chemistry

    How many grams of NiI2 are there in 263 grams of an aqueous solution that is 33.5 % by weight NiI2.

    asked by jb
  111. logical and critical reasoning

    Regardless of what Jim says, baseball is a more refined sport than ice hockey. This is so because more refined people watch baseball rather than ice hockey. You can tell which people are more refined simply by the fact that they prefer the more refined

    asked by john
  112. Math

    Using only one cut, how would you divide 7 pieces of licorice among 5 people so that each person gets the exact same amount of licorice without bending the licorice

    asked by Anonymous
  113. phi 208 ethical and moral reasoning

    Robinson describes magnanimity and integrity as both primarily concerned with what? (Points : 1) Honor Wealth Courage Generosity

    asked by elizabeth
  114. math

    25. If the area of the base of a circular pool is 942 square yards. What is its radius?(use pie=3.14)

    asked by vincent
  115. math

    why are 10.6 the same as 10.60?

    asked by adriana
  116. phi 208 ethical and moral reasoning

    Robinson agrees with Aquinas’ idea that (Points : 1) Honor is a subjective quality Honor is secondary to integrity Honor must be displayed in action Honor is secondary to magnanimity None of the above I think it is c am I correct

    asked by elizabeth