Questions Asked on
March 15, 2013

  1. Math for Ms. Sue please! Last math questions!

    1. What is the term for data that are grouped closely together? (1 point) outlier linear positive clustering 2. What association would you expect if graphing height and weight? (1 point) positive nonlinear negative none of these 4. What association would

    asked by Delilah
  2. math Ms. Sue please

    3. Which of the following examples would show a negative trend? (1 point) height and weight of students test scores and height of students outside temperature and heating bill none of these Is the answer " test scores and height of students"?

    asked by Delilah
  3. math :(

    78/132 = .5909 how do i get the answer here without using calculator? any tips?

    asked by mathlab
  4. chemistry

    what is the IUPAC name for CH3CH2C(CH3)2CH2CH(CH3)2?

    asked by eddie
  5. Physics

    A baseball with a mass of 0.15 kilograms collides with a bat at a speed of 40 meters/second. The duration of the collision is 8.0 × 10-3 seconds. The ball moves off with a speed of 50 meters/second in the opposite direction. What is the value of the

    asked by fredrick
  6. chemistry

    Calculate the concentrations of all species in a 0.690 M Na2SO3 (sodium sulfite) solution. The ionization constants for sulfurous acid are Ka1 = 1.4× 10–2 and Ka2 = 6.3× 10–8.

    asked by Jack
  7. Math

    A company invests $15,000.00 in an account that compounds interest annually. After two years, the account is worth $16,099.44. Use the function in which r is the annual interest rate, P is the principal, and A is the amount of money after t years. What is

    asked by carmelo
  8. trigonometry

    A truck with 48-in.-diameter wheels is traveling at 55 mi/h. Find the angular speed of the wheels in rad/min, *hint convert miles to inches & hours to minutes: __rad/min How many revolutions per minute do the wheels make?__ rpm

    asked by marie darling
  9. math

    a pumpkin pie costs $12.55 at a bakery. if the pie has a diameter of 12 inch. what is the cost per square inch of the pie?

    asked by tala
  10. trig

    A pole is braced with a wire from the top of a pole to the ground. The wire is 100 feet long and makes an angle of 40° with the ground. Find the height of the pole.

    asked by Anonymous
  11. math

    If a and b are parallel lines and m 3 = 128º, what is the measure of 8? 134º 54º 52º 49º

    asked by te
  12. math

    Suppose you invest $2250 in a CD that earns 3% APR and is compounded quarterly. The CD matures in 2 years. How much will this CD be worth at maturity?

    asked by joann
  13. microeconomics

    Market demand is given as QD = 200 – 3P. Market supply is given as QS = 2P + 100. Each identical firm has MC = 0.5Q and ATC = 0.25Q. What quantity of output will a typical firm produce? a.10 b.20 c.30 d.40 Market demand is given as QD = 200 – 3P.

    asked by joane
  14. english

    Click on the box below to choose the correct sentence pattern for the sentence below. Are there any more cookies in the jar?

    asked by Anonymous
  15. Algebra

    The recommended daily intake (RDI) of a nutritional supplement for a certain age group is 600 mg/day. Actually, supplement needs vary from person to person. Write an absolute values inequality to express the RDI plus or minus 50 mg and solve it.

    asked by Jon
  16. Applied Calculus

    A truck gets 800/x miles per gallon (mpg) when driven at a constant speed of x mph, where 40 ≤ x ≤ 80. If the price of fuel is $2.80/gal and the driver is paid $19/hr, at what speed is it most economical for the trucker to drive? (Round your answer to

    asked by Jacob
  17. History

    What 1968 event caused U.S. military leaders to be concerned that a quick end to the war was not possible? A.) The Students for a Democratic Society was founded. B.) Eugene McCarthy made a strong showing in the New Hampshire primary. C.) President Johnson

    asked by Jim
  18. physics

    A small plastic ball of mass m = 1.50 g is suspended by a string of length L = 15.5 cm in a uniform electric field, as shown in the figure below. If the ball is in equilibrium when the string makes a θ = 19.0° angle with the vertical as indicated, what

    asked by bob
  19. ECONOMICS

    Suppose your college charges you separately for tuition and for room and board. What is a cost of attending college that is not an opportunity cost? What is an explicit opportunity cost of attending college? What is an implicit opportunity cost of

    asked by RAJA
  20. Chemistry

    The specfic heat of iron is 0.11cal/g C. The heat of fusion of iron, the heat required to convert iron from a solid to liquid at its melting point, is 63.7cal/g. Iron melts at 1530 C. How much heat must be added to 2g of iron at 25c to completely melt it?

    asked by Dan
  21. Physics 11th grade 'Heat' .

    Finishing his ginger ale, Ramesh stands at party holding his insulated foam cup that has nothing in it but 0.100 kg of ice at 0℃. 1) In sentence above, How much more heat must be gained to raise the temperature of the melted ice to room temperature of

    asked by Isis
  22. Chemistry

    At the equivalence point in a titration you know the volume (x mL) of a standard solution of acid (2.5 M) that has been added to a known volume base (y mL). show how you can determine the concentration of the base.? Explain

    asked by Juan
  23. PLEASE HELP !!

    Which of the following would require a cash receipt? A. Credit memo B. Purchase order C. Check D. Refund

    asked by Maria
  24. chemistry

    a 225.0g sample of an unknown, silver, pure metal was heated to 95.5 degrees Celsius and then put into 150.50g of water at 22.5 degree Celsius. the water was heated by the hot metal to a temp. of 31.4 degree Celsius. what is the specific heat of the metal

    asked by brittany
  25. math ALG 2!scientific notations helpp

    1.)Write the following value in scientific notation. 23,000,000 2.)Write the following value in scientific notation. 7,400,000 3.)Write the following value in scientific notation. 0.00000021 4.)Write the following value in scientific notation. 0.00003165

    asked by tyneisha
  26. URGENT!

    Ian admits to and corrects bookkeeping mistakes right away. Shin Lee reported a conflict-of-interest issue to her supervisor immediately. Who is acting ethically? A. Neither Ian nor Shin Lee B. Both Ian and Shin Lee C. Ian only D. Shin Lee only

    asked by Maria
  27. physics

    Bernie whose mass is 70 kg leaves a ski jump

    asked by Anonymous
  28. Physics

    A 1.0cm wide diffraction grating has 1000slits. It is illuminated by light of wavelength 550nm. What are the angles of the first two diffraction orders?

    asked by Alexander
  29. maths-areas

    in triangle ABC P, Q AND R ARE the mid points of side AB, BC, CA.prove that area of parallelogram APQR=( 1/2)* area of triangle[ABC]

    asked by anoynomous
  30. Statistics

    A large number of children were surveyed. The table below shows the distribution of the time they spent watching TV in the week before the survey. Intervals include the left endpoint but not the right. You can assume that the times are uniformly

    asked by Andrea
  31. ECONOMICS

    A senator wants to raise tax revenues and make workers better off. A staff member proposes raising the payroll tax paid by firms and using part of the extra revenues to reduce the payroll tax paid by workers. Would this strategy achieve the senator's goal?

    asked by RAJA
  32. science

    10 mL of 0.0100 M HCl are added to 25.0 mL of a buffer solution that is 0.010 M HC2H3O2 and 0.1 M C2H3O2-. What is the pH of the resulting solution?

    asked by Erik
  33. njit

    please life saver i am taking a quiz now can some one help me with this pleeeeeeeaaaaaaaaassssssseeee Calculate the pH of 0.175 M phosphoric acid (H3PO4, a triprotic acid). Ka1 = 7.5 x 10-3, Ka2 = 6.2 x 10-8, and Ka3 = 4.8 x 10-13.

    asked by carl
  34. chemistry

    How do you sole this problem: how many grams of CaCl2 are needed to prepare 7.25 L of .015M solution?

    asked by Brittany jones
  35. AP Physics B

    An object is 21 cm in front of a diverging lens that has a focal length of -10 cm. How far in front of the lens should the object be placed so that the size of its image is reduced by a factor of 1.5?

    asked by Alexis
  36. Office Finances

    Which of the following would require a cash receipt? A. Credit memo B. Purchase order C. Check D. Refund

    asked by Maria
  37. Math

    Optimization Problem A right circular cylindrical can of volume 128tπ cm^3 is to be manufactured by a company to store their newest kind of soup. They want to minimize the surface area of the can to keep costs down. What are the dimensions of the can with

    asked by Kevin
  38. UMD

    A new car that is a gas- and electric-powered hybrid has recently hit the market. The distance traveled on one gallon of fuel follows an exponential distributed with a mean of 63 miles. One car is selected at random and is driven on one gallon of gas. What

    asked by John
  39. Statistics

    A large number of children were surveyed. The table below shows the distribution of the time they spent watching TV in the week before the survey. Intervals include the left endpoint but not the right. You can assume that the times are uniformly

    asked by Andrea
  40. math ALG 2!scientific notations helpp

    Write the following value in scientific notation. 23,000,000 Write the following value in scientific notation. 7,400,000 Write the following value in scientific notation. 0.00000021 Write the following value in scientific notation. 0.00003165 Which value

    asked by tyneisha
  41. mathematic

    find the ecentricity and coordinates of foci of the ellipse 16x2 + 9y2= 144

    asked by sarath mohan
  42. College algebra!

    For the linear function f(x) = 5x + 3 (a) Determine the slope and y-intercept (b) Use the slope and y-intercept to graph the linear function. (c) Determine the average rate of change of the function (d) Determine whether the linear function is increasing,

    asked by Jenn
  43. chemistry

    What is the amount of H2O that can be produced by combining 89.7 of each reactant in the following equation: 4NH3(g) + 5O2 (g)----> 4NO(g) + 6 H2O(g)

    asked by Angie
  44. Math

    How would you label the answer to this problem? What is the area of a rectangle with a length of 3 ft by a width of 2 ft? Select one: a. 6 b. 6 ft. c. 6 ft.2

    asked by paragonnova
  45. physics

    A 5.05kg sits on a ramp that is inclined at 36.5 degrees above horizontal.The coefficient of kinetic friction between box and ramp is mu k= 0.25. What horizontal force is required to move the box up the incline with a constsant acceleration of 4.3m/s^2?

    asked by Anonymous
  46. math

    If 96% of Chinese couples have one child (which is female 50% of the time), and the remaining 4% of Chinese couples engage in sex-selective abortion until they have a male child, what is the ratio of females per 100 males among the children (to the nearest

    asked by ani
  47. math ALG 2!scientific notations helpp

    Write the following value in standard notation. 4.25 x 106 Write the following value in standard notation. 3.89 x 104 Write the following value in standard notation. 3.14 x 10-5 Write the following value in standard notation. 2 x 10-6

    asked by tyneisha
  48. College algebra

    Given the following quadratic equation find. a) the vertex b) the axis of symmetry c) the intercepts d) the domain e) the range f) the interval where the function is increasing g) the interval where the function is decreasing h) graph the function y=

    asked by Anonymous
  49. Chemistry

    Solid Na2SO4 is added to a solution which is 0.012 M in Pb(NO3)2 and 0.048 M in AgNO3. Assume the volume remains constant. Ksp = 2.0 10-8 for PbSO4 and Ksp = 1.2 10-5 for Ag2SO4. (a) Which compound precipitates first? (b) What is the concentration of the

    asked by Gregory
  50. math

    Suppose you want to row your boat across a 3-mile-wide river. You can row at a speed of 2.5 mi/h. The current is flowing south at a rate of 1.4 mi/h. At what angle upstream should you aim your boat so that is ends up going straight across?

    asked by Karina
  51. Math computations

    An examination is normally distributed with a mean score of 77 and a deviation of 6. find the percent of individuals scoring as indicated below: between 71-83 between 83-65 above 89 less than 65 between 77 and 65

    asked by Ronni
  52. science

    If the acceleration due to gravity on the earth is 9.8 , what is the acceleration due to gravity on Rams?

    asked by kim
  53. MATH (Algebra)

    All-mixed-up nut shop sells mix consisting of cashews and pistachios. how many pounds of cashews, which sell for $7 per pound , should be mixed with 4 pounds of pistachios which sell for $4 per pound to get a mix of $5 per pound?

    asked by Shakeena Benton
  54. ECE 101

    For this assignment, you are asked to design a Plan-Do-Review activity. Be sure to describe in detail each stage of the process (student involvement in the planning, what students would actually do, and what specific questions you would ask during the

    asked by CINDY
  55. english 4

    Her favorite pastime is entertaining friends. noun function

    asked by Anonymous
  56. Reading

    What are some differences between the diary of Anne frank and the hitch-hiker I put that in the diary if Anne frank there is no foreshadowing and they have different personalities and that hitch hiker is a thriller story what else ca I write?

    asked by Anonymous
  57. PLEASE HELP. LANGUAGE ARTS.

    I will give the questions and my answers. Someone check it please. Read the passage below and answer the questions that follow. To the Top “Great works are performed, not by strength, but by perseverance.” -Samuel Johnson Have you ever wanted to give

    asked by Sam
  58. Math

    steps needed to solve one step mixed number g+9 3/4=15 1/2

    asked by kalob Barnes
  59. Physics....PLEASE HELP

    A motorcycle has a constant acceleration of 2.13 m/s2. Both the velocity and acceleration of the motorcycle point in the same direction. How much time is required for the motorcycle to change its speed from (a) 24.0 to 34.0 m/s, and (b) 54.0 to 64.0 m/s

    asked by Christina
  60. math 7

    how many different ways can you choose 3 vowels out of the box, if there are 5 vowels in the box and the order does NOT matter? a. 10 b. 15 c. 30 d. 60 D?

    asked by rockrboiluvr
  61. Algebra 2

    A box with no top is to be constructed from a piece of cardboard whose length measures 12 inches more than its width. the box is formed by cutting squares that measures 4 inches on each sides from 4 corners and then folding up the sides. If the volume of

    asked by April
  62. maths-circles

    a circle with centre O, secants AB and EF intersect each other at point C in the exterior of the circle . prove that measure of angle ACE=(1/2)*{measure of arcAE)-measure of arc BF}

    asked by anoynomous
  63. financial

    why does direct and indirect costs meet the cost classication

    asked by destini green
  64. statistics

    Suppose that the heights of female adults in the US are normally distributed with a mean (µ) of 65.4 inches and a standard deviation (σ) of 2.8 inches. Let X denote the height of a randomly chosen adult female. Find the probability that X is between 66

    asked by Lori
  65. nonlinear algebra

    Use prime factorization to simplify the following square root leave as exact answer. How do you find the prime factors of this problem? 112 square root

    asked by Kylie
  66. math

    a truck goes from a stop to 60 km/hr brakes for a light and stops in a 8 seconds what is the rate of deceleration?

    asked by beverly
  67. Chemistry

    2A(aq)-> B(aq) +C(aq) Initial concentration of A and B is 1.00 M, with no C. Kc = 0.200 find equilibrium concentrations

    asked by Jordan
  68. math

    Find the smallest values for a and b so that 21 base a equals 25 base b.

    asked by ENIS
  69. Algebra 1

    Find the property of the real numbers which will complete the argument below: 1. Zero is not a positive number. 2. Choose x as the smallest number. 3. The ________ property tells us that _________. 4. Therefore, between x and 0 there will be a third

    asked by Amanda
  70. chem 126

    Phenolphthalein is a commonly used indicator that is colorless in the acidic form (pH < 8.3) and pink in the basic form (pH > 10.0). It is a weak acid with a pKa of 8.7. What is the ratio of the conjugate base concentration to the acid concentration, that

    asked by carl
  71. Science

    What is the average summer temperature in the desert biome? Select one: a. 38 degrees celcius b. 48 degrees celcius c. 58 degrees celcius Question 2 Not yet answered Marked out of 1.00 Flag question Question text What is the average winter temperature in

    asked by paragonnova
  72. ECONOMICS

    Name two types of market failure (with examples). Explain why each may cause market outcomes to be inefficient

    asked by RAJA
  73. chem

    2NH3+ 2Na---) 2NaNH2+1H2 assuming that you start with 25.7 g of ammonia gas and 22.4 g of sodium metal and asuming that the reaction goes to completion what is the mass in grams of NaNH2

    asked by shane URGENT pls help thank u
  74. physics

    0.30-kg block is sliding on a smooth horizontal surface at 2.5 m/s, heading towards a light spring that is in equilibrium (not stretched or compressed). The spring constant is 3000 N/m. What is the total kinetic energy in the system in Joules?

    asked by Danni
  75. economics

    what is structural unemployment?

    asked by justastudent
  76. Who is correct?

    Sarah says that overhead includes utility, rent, and salary costs. Jonas says that overhead includes liabilities and accounts payable.

    asked by Maria
  77. Social studies

    How did the geography of the southern colonist affect what they did for a living?

    asked by Anonymous
  78. math

    The tolerance in inches for the diameter of a piston is described by the absolute value inequality |d-5| , or equal to 0.01. What is the desired diameter of the piston? By how much can the actual diamer of the piston vary from the desired diameter?

    asked by pat
  79. physics

    A model rocket blasts off from the ground, rising straight upward with a constant acceleration that has a magnitude of 91.9 m/s2 for 1.53 seconds, at which point its fuel abruptly runs out. Air resistance has no effect on its flight. What maximum altitude

    asked by Christina
  80. French review

    Can someone please check if all of this is correct in french? Is everything conjugated correctly? Its in the imparfait. Quand j'etais jeune, J'ai la cheveux blonds. J'ai les yeux bleus. J'etais un petit diable. J'ai les cheveux courts. J'etais grand.

    asked by Bryce
  81. Language Arts

    Identify the sentence with the independent clause underlined. A. Because she wanted to win, Lanie practiced hard every day. B. Although Cale is fairly sure about the next move, the team decides to follow Manny’s suggestion and go for the touchdown. C.

    asked by Cassie
  82. Help Please Math

    A principal of $2500 is invested,part at 8% per annum and the rest at 12% per annum. In a year, the 8% investment interest was doubled the 12% investment interest. How much invested at each rate? Express in the form Ax+By=C

    asked by Matt
  83. Statistics

    A quiz consists of 10 multiple choice questions. Each question is marked either “right” or “wrong.” Each right answer gets 5 points, and 1 point is taken off for each wrong answer. The correlation between the number of right answers and the number

    asked by Emily
  84. Lang. Arts

    Imagine that Emily Costello has written a follow-up article about Bethany. It is called “Still Feeling Complete.” Based on what you read in “A Year of Living Bravely,” and on the title of the follow-up article, what do you think it might be about?

    asked by Cassie
  85. math

    exponent law question: Simplify the following exponents. 1. (16)(2^(x+2)) 2. ((ab)^(2x+y))/(a^(x)b^(y))

    asked by Hasane
  86. math

    Mr Smith is a farmer. He stores his hay in a shed the shape of a cone. The base has a radius of 30 ft and it is 40 ft. tall. How much hay can he fit in the shed? Leave th answer in terms of pie.( I will use ^ as my pie symbol here) I did v=1/3 BH v=1/3^r2h

    asked by ES
  87. english

    Write a poem about Christiano Ronaldo...Please help me !!!

    asked by kina
  88. Algebra

    1/5x - 3 = 1/2x - 1/5x What's the ?

    asked by Jon
  89. Math

    Use multiplication, division, addition and subtraction and at least one set of parentheses to write an expression that simplifies to 7, 13, or 17. Do your work step by step and explain each step as you simplify the expression. Demonstrate the consequences

    asked by Denise
  90. Chemistry

    How many grams of methanol could be vaporized by the addition of 22.45kJ of heat?

    asked by Luz
  91. science

    Which of the following combinations of atomic orbitals can combine to form sigma bonds? s-s s-p p-p hybrid orbital - hybrid orbital hybrid orbital - s hybrid orbital - p

    asked by Maikol
  92. math

    1)a number of two digits is such that the digits is 11 and the number is 27 greater than the number obtained by reversing the digits. a)Find the number b)State the advantages of the mean as an average 2) use logarithm tables to evaluate to five significant

    asked by John Makotamo
  93. algebra

    How many distinct prime factors does 100100 have?

    asked by ayan
  94. English

    By the time he was twelve years old, Mozart had compose an entire opera. Is this correct?

    asked by Anon
  95. math

    How many positive integers, a, are there such that 2027 divided by a leaves a remainder of 7?

    asked by ayan
  96. Statistics

    The eggs of a species of bird have an average diameter of 23 mm and an SD of 0.45 mm. The weights of the chicks that hatch from these eggs have an average of 6 grams and an SD of 0.5 grams. The correlation between the two variables is 0.75 and the scatter

    asked by Emily
  97. Algebra

    Abe and Sal left at the same time. They traveled in opposite directions. Sal traveled 50mph faster than Abe. After four hours, they were 400 miles apart. Find Abe's speed.

    asked by Linda
  98. last english/broadcasting question

    can I receive feedback on this one? (all caps because teacher recommended) MIDLAND MAN WHO KILLED HIS EX-WIFE IN A TRAFFIC CRASH HAS COURT APPEAL REJECTED. 57-YEAR OLD LEWIS HENDERSON APPEALED HIS CONVICTION BY SAYING THAT HE HAD UNPRODUCTIVE COUNSEL AND

    asked by Blaze
  99. Statistics

    A class has 3 sections. Here is a summary of the scores on the final exam. Average SD Number of Students Section 1 68 9 20 Section 2 75 9 25 Section 3 60 9 32 Find the average score of all the students in the class.

    asked by Andrea
  100. college physics

    if a 12kg ball rolls down a ramp at 3 m/s and crashes into a pillow and it takes 0.65 s to stop the ball what is the momentum of the ball and the force exerted by the pillow? I would like to know the formula on how to figure this out.

    asked by patti
  101. math

    How do you write a learning assessment system assignment

    asked by Regina
  102. economics

    Examples of structural unemployment

    asked by working hard
  103. calculus

    write a simplified algebraic expression in terms of a and h to estimate the instantaneous rate of change of 8t(t+2)

    asked by Fadak
  104. math

    The community is having a book sale to raise money for a new computer. The library sells each book for $4.00. complete the table, where b represents the number of books sold. How much money will the library earn if b=44? b 4b 40 160 44 ? 50 200 I don't

    asked by jared
  105. science

    With action-reaction forces, _____. A. the action force is created first B. the reaction force is created first C. the forces are created at the same time D. both forces already existed I think it is D..?

    asked by Cassie
  106. math mrs sue please help

    Find the property of the real numbers which will complete the argument below: 1. Zero is not a positive number. 2. Choose x as the smallest number. 3. The ________ property tells us that _________. 4. Therefore, between x and 0 there will be a third

    asked by Amanda
  107. Language Arts

    4. Identify the subordinate clause in the following sentence. While I am not entirely sure, Bryant was a gold medalist in the shot put last year. A. While I am not entirely sure B. not entirely sure C. Bryant was a gold medalist D. Bryant was a gold

    asked by Cassie
  108. math

    A particular power boat travelling at V0 km/h when its power is turned off will have its speed V given by V(t) = V0 × 10-0.18t where t is the time in seconds since the engine was turned off. If this boat was travelling at 50km/h before powering down,

    asked by Hasane
  109. Quantum Physics

    I.Provide a unitary that maps |+> to |1> and |-> to |0> . Enter 0 in all boxes if no such unitary exists. (In this case, you have to enter 0 explicitly. Blanks are not accepted.) a b c d II.Provide a unitary that maps cos (30) |0> + sin (30) |1> to

    asked by Bel
  110. economics

    quantity total cost what's the marginal cost? 0 8 2 9 4 10 6 11 8 13 10 19 12 27 14 37

    asked by tiff
  111. math

    What shape would be classified as A=lw?

    asked by paragonnova
  112. math

    Prove. 2^n + 2^n = 2^(n+1)

    asked by Hasane
  113. math

    completing the square 2m^2-m-15=0 using the quadratic formula 2y^2-3y-6=0

    asked by carmen
  114. physics

    During takeoff, an airplane climbs with a speed of 140 m/s at an angle of 42 degrees above the horizontal. The speed and direction of the airplane constitute a vector quantity known as the velocity. The sun is shining directly overhead. How fast is the

    asked by Anonymous
  115. Management business

    List at least four sources you will use to obtain information about a firm's strengths, weakness, opportunities, and threats

    asked by Towanna
  116. Language arts

    Einstein was however also publishing papers in physics. How To create this sentence? a.was, however, also b.was however, also c. was, however also d.no error I chose b

    asked by Gia
  117. Math

    Randy throw a base ball straight upwards, releasing it 6 ft above the round, and giving it an initial speed of v = 128 ft/sec. Use the formula h = -16t^2 + vt + 6 ft( where t = time , h = height ) to find the maximum height of the ball to reach this

    asked by Tom
  118. Separation process

    Oil used to absorb benzene from gas is to be stripped with steam at P = 1atm to recover the benzene.Equlibrium at the operating temperature is approximated using Henry's Law.When the oil contains 10%mol of benzene,the oil's partial pressure is 5.07kPa.The

    asked by Meenaakshi
  119. maths-circles

    a circle having a centre O has a triangle PQS inside it with the base QP is not on centre O. PT and QT are two tangents from an exterior point T (S, O and T are linear points - lie in one line ) it is given that angle ptq = 25 deg . find angle PSQ and OPQ

    asked by anoynomous
  120. French Help

    Can someone look over this french story and tell me if it all makes sense? Quand j'étais jeune, j'ai eu la lumière cheveux blonds. J'ai eu les yeux bleus. J'étais un petit diable. J'ai eu les cheveux courts. J'étais grand. J'ai aimé le spectacle

    asked by Bryce
  121. Math

    There are 9 boys and 12 girls at a party,everyone is wearing a pair of shoes.How many shoes are there

    asked by Timmy
  122. Foods and nutrition

    Signs and symptoms of arsenic toxicity in water

    asked by Baaba
  123. math

    Express 4 radical 75

    asked by annie
  124. psychology

    How has psychology been impacted by the philosophical and religious theories of child rearing?

    asked by ??
  125. Maths

    How many ordered pairs of solutions (a,b) are there to: a-b=2 where, a and b lie between [-100,100]

    asked by Adithyan
  126. Algebra

    solve for d. sq root d^2-11=5 A. 4,-4 B. 5,-5 C. 5,6 D. 6,-6 I think it is A....?

    asked by Cassie
  127. math 0511

    Suppose G={x E N : x> 1} and H ={-3;-2; -1; 0; 1; 2} which statement is true? G=[1;

    asked by Anonymous
  128. Physical science

    How to draw 5 kg block on an inclined plane that isat 40 degrees to the horizontal?

    asked by Simphiwe
  129. Algebra

    Which is the extraneous solution of -x=sq root of 2x+15? A. -5 B. -3 C. 3 D. 5 I think it is D...?

    asked by Cassie
  130. math

    How do I measure 5.25% of a 6% bleach for 1 gallon?

    asked by James
  131. STATS

    If Ho: μ = 50 and Ha: mu. = 59 and s = 10 what is αlpha if x exceeds 56for n=25

    asked by KP
  132. algebra

    a farmer has both cickens and cattle.These animals have a total of 40 heads and 140 feet.How many chicken and how many cattle has this farmer

    asked by jacob
  133. Economics

    How do I figure out the principal in the equation principal X rate X time? I am borrowing $255,920.00 which is the total amount of the home ($319,900.00) minus $63,980.00 (20%I put down). I am trying to figure out what my monthly payment on the loan which

    asked by Gabby
  134. math

    evaluate this exprssion 3X^3+5x-10X^2-10X

    asked by pat
  135. CCD ms sue please help

    Scramble the following letters into a word P,E,S,I,A,R Any guesses?

    asked by Gabby
  136. math

    how to solve this need to change to equivalent divisio with a whole number 0.4/9.16

    asked by samantha
  137. College algebra

    Determine without graphing, whether the given function has a maximum value and then find the value. f(x)=3x^2+18x-6

    asked by Jenn
  138. Math

    Erick solved the problem (9 x 5 ) + 4= 7y (45) + 4= 7y 49 = 7y 42 = y Explain his mistake.

    asked by Isabella
  139. Determine without graphing

    Determine without graphing, whether the given function has a maximum value and then find the value. f(x)=3x^2+30x-1

    asked by Jenn
  140. Math

    Two numbers differ by 9. 4 times the smaller is 5 more then twice the larger. Find the numbers.

    asked by Matt
  141. Find the following inequality

    Find the following inequality. 15(x^2-1)>16x

    asked by Sara
  142. Math

    Peter solved this equation 6 x y = 490 - 4 6 x y = 486 y = 492 Explain his mistake.

    asked by Isabella
  143. math

    what expression can be used to represent the phrase "3 more than 2 times the number of minutes, m"? a.3m+2 b.2m+3 c.m+3x2 d.2m-3 I think it may be A?

    asked by jared
  144. math

    How do I measure 5.25% of a 6% bleach for 1 gallon?

    asked by James
  145. Chemistry

    4.34 = 0.391^2 / 0.125 / [SO2]^2 What is the concentration of SO2?

    asked by Mon
  146. Math

    Evaluate the following indefinite integrals. Can you show all the steps please! a) ∫xe^x^2+10 dx b) ∫x-2/x-4 dx

    asked by Paul
  147. math

    4 In e= In (ã(3))/(x)-4 In e Solve the equations by finding the exact solution.

    asked by Andrew
  148. Econ- labor union members

    I am studying labor unions in my Econ class and would like to ask a member a few questions:) Which labor union do you belong to? How long have you been a member? What do you see as the advantages of belonging to a union? What are the disadvantages? Thanks!

    asked by Rebekah
  149. Plz help math

    3n/(n2 -7n + 10) - 2n/(n2-8n+15)

    asked by Mikayla
  150. chemistry

    what mass of a sample of gold requires 1.75 kJ to change its temperature from 28.2 degrees Celsius to 89.5 degrees Celsius?

    asked by brittany
  151. Calculus

    given that f, g, and h are differentiable functions and f(g(h(x))) = x, what is h'(x) in terms of f, f', g, g', and h? I have on clue on how to even start it. please help . thank you.

    asked by Nell
  152. English

    1. On the documentary Sicko,Michael Moore spoke out the truth about our healthcare system. 2. In the documentary Sicko,Michael Moore spoke out the truth about our healthcare system. Which one would be correct? Using on or in?

    asked by Amy
  153. consumers math

    Jon put 1000$ into each of two different simple interest savings accounts for one year . The total intrerest earned was 5$. What could the interest rate have been for each account ?

    asked by faith
  154. !!!!!! what is it-- math

    5!. i know the answer is 120, nbut what is th ! thanks in advance.

    asked by rockrboiluvr
  155. Chem

    If you used the 2600 you expend in energy in one day to heat 7.0×104 of water at 20, what would be its new temperature?

    asked by Trac
  156. math

    HOW THE YOU WORK THIS PROBLEM?WHAT PRECENT OF 3.5 IS 7.2

    asked by Martha
  157. Pre-Calculus

    How would I write this in exponential form? log(3)1/27= -3

    asked by Caroline
  158. Gramar

    a 4 hour tour averaged 3 miles per hour. if the average rate was 2.5 miles per hour for the first 3 hours what was the average rate for the last hour

    asked by Luisa
  159. english

    hey everybody!I will make a presentation in the class few days later.Anyone watched The others(2001)?I got a question.Who is the woman in distress in the film and why is she in distress? thanks..

    asked by anna
  160. Spanish

    Cuando tenía catorce años, fui a la Inglaterra y Gales con mi equipo del fútbol de mi escuela secundaria. Fuimos a la Inglaterra porque queríamos jugar en otro país contra los equipos extranjeros y ver las vistas hermosas. La idea de hacer este viaje

    asked by Me
  161. College algebra

    Find the value of f(x) = -3x^2 + 12x-8

    asked by Sara
  162. chemistry

    draw the conformational structures is 2-methylpentane?

    asked by eddie
  163. Science (chemistry)

    Pls help.. Q: prepare a table of value for acid-base titration using 26.40cm^3 as end point

    asked by Vivian
  164. Calculus

    The area bounded by the curve y = 2x^2-x^3 and line y=0 is rotated around the y-axis. The volume of the resulting structure can be expressed as V = a(pi)/b, where a and b are coprime positive integers. What is the value of a + b?

    asked by Devin
  165. economics

    . If 96% of Chinese couples have one child (which is female 50% of the time), and the remaining 4% of Chinese couples engage in sex-selective abortion until they have a male child, what is the ratio of females per 100 males among the children (to the

    asked by ani
  166. question

    Why did the British exercised restraint in their efforts to defeat the colonies?

    asked by Anonymous
  167. English

    What can I do to fix this sentence? Fred said the distributor cap on my car is cracked

    asked by Blessed
  168. math

    The probability that it will take 5 or more flips of a fair coin before it lands on heads can be written as ab, where a and b are coprime positive integers. Find a+b.

    asked by ayan
  169. math

    What is the sum of all the possible values of a for which 25x2+(a−15)x+9 has exactly one distinct real root?

    asked by ayan
  170. Ms.Sue Help

    two numbers differ by 9.Four times the smaller is 5 more than twice the larger.Find the numbers.

    asked by Matt
  171. math

    What is the value of 232?

    asked by ayan
  172. MATH

    110% OF $8.50

    asked by DEVIN
  173. CHEM

    CALCULATE THE VOL OF 2.5MOL OF OXYGEN.

    asked by CIRABEL
  174. history

    word bank: nullification, caucus, secede, suffrage, spoils system, pet bank, nomination convention, states' rights Choosing presidential candidates became more democratic when political parties began to hold __________________ that included delegates from

    asked by Katea
  175. Physics

    What minimum sized balloon would you have to fill in order to be able to be lifted into the air? Take your mass to be 100 kilograms and the temperature of the outside air to be 20 degrees C. Neglect the mass of the balloon rubber and basket and assume that

    asked by steve
  176. Statistics

    The eggs of a species of bird have an average diameter of 23 mm and an SD of 0.45 mm. The weights of the chicks that hatch from these eggs have an average of 6 grams and an SD of 0.5 grams. The correlation between the two variables is 0.75 and the scatter

    asked by Kimberly