Questions Asked on
August 10, 2015

  1. Math

    A card is randomly drawn from a standard $52$-card deck. An ace of hearts wins the grand prize; any other ace or heart wins a small prize. What is the probability of winning a small prize? Express your answer as a common fraction. Assume that a grand prize

    asked by Anonymous
  2. computer

    1. Default tab stops are set in Word every _______ inch. A. 1 B. 1/2 C. 1/4 D. 3/4 2. Once you've saved a block of text or graphics for easy insertion in other documents, you'll see it in the _______ gallery. A. Photo Space B. ClipArt C. Multimedia Online

    asked by Annie
  3. Algebra

    I know I can use the population growth formula. here is the question; The fox population in a certain region has a relative growth rate of 7% per year. It is estimated that the population in 2005 was 19,000. (a) Find a function n(t) = n0e^rt that models

    asked by Jaydon
  4. sets, maths

    A survey of 500 television viewers produced the following information,285 watch football,195 watch hockey,115 watch basketball,45 watch football and basketball,70 watch football and hockey,50 watch hockey and basketball and 50 do not watch any of the three

    asked by deeksha
  5. Math

    The distance s in feet that a body falls in t seconds is given by the formula s=16t^2. If a body has been falling for 5 seconds, how far will it fall during the 6th second

    asked by Anonymous
  6. Urgent math

    Find the partial sum Sn of the arithmetic sequence that satisfies the given conditions. a2 = 5, a5 = 6.5, n = 15 S15 =

    asked by Fay
  7. Math

    How many even, three-digit positive integers have the property that two of the digits are equal, but not all three are equal?

    asked by Anonymous
  8. Algebra

    write an equation for a rational function that has a vertical asymptote of -4, a horizontal asymptote of 3, and vertically shrinks the graph by a factor of 5 (compared to the graph of y=1/x). So far I have Y=3x/x+4 but I can't figure out how to shrink the

    asked by Donna
  9. math

    BD bisects angle ABC, measure of angle ABC=5x-4, and measure of angle CBD=2x+10 angle ABC is a(n) _ angle

    asked by watson

    Suppose that at least 13.0 eV is needed to free an electron from a particular element, i.e., to ionize the atom. What is the lowest frequency photon which can accomplish this? And, what is the corresponding wavelength for that photon? Give frequency for

    asked by Julie
  11. Urgent math

    A man gets a job with a salary of $40,000 a year. He is promised a $1900 raise each subsequent year. Find his total earnings for a 10-year period. I got 59,000 and it is wrong what it the correct answer?

    asked by jayleen
  12. statistics and probability

    Solve for y . -2(y-3)= 5y-29 Simplify your answer as much as possible

    asked by mary
  13. psychology

    when researchers find similarities in development between very different culture, what implications might such findings have for the nature vs nuture issue?

    asked by skinnuminnie
  14. Math

    Find the point, M, that divides segment AB into a ratio of 4:7 if A is at (-33, 0) and B is at (0, 44). A)(-22, 15) B) (-22, 16) C) (-21, 15) D) (-21, 16) Is it A?

    asked by Lauren
  15. Math

    so I was trying to do this based on logarithm scales. The noise from a power mower was measured at 108 dB. The noise level at a rock concert was measured at 119 dB. Find the ratio of the intensity of the rock music to that of the power mower. (Round your

    asked by alice
  16. a math

    Prove cotx-1/cotx+1 = sec2x - tan2x I prove till cotx-1/cotx+1 =1/1+tanx - tanx/1+tanx

    asked by wang
  17. math

    2,071,463,548 place value

    asked by theresa
  18. calculus

    find the equation of the curve for which y''=6x-4 and which passes through (1,2) and (-2,5).

    asked by justin
  19. pre-calculus

    two gears are connected by a belt. the large gear has a radius of 20cm while the small gear has a radius of 10cm. if a point on the small gear travels at 16 rpm (revolutions per minute), find the angular velocity of the large gear. Tip: first find the

    asked by Mack
  20. Chemistry

    The following reaction represent a propsed reaction mechanism for the formation C(C6H5)3OH from C(C6H3)3Cl. Step 1: C(C6H5)3Cl--> C(C6H5)3^+ + Cl- Step 2: C(C6H5)3^+ + OH- --> C(C6H5)3OH What are the intermediate product(s) of the net reaction? Explain

    asked by Jake
  21. Math

    13 less than 30 as a numerical expression

    asked by Anonymous
  22. Calculus

    A man 5.5 ft tall walks away from a lamp post 10 ft high at the rate of 8 ft/s. (a.) How fast does his shadow lengthen? (b.) how fast does the tip of the shadow move?

    asked by hey
  23. Maths

    We have Rs.100/-.If we spend Rs.100/-and balance is Rs.102/-,show how is Rs.2/-extra

    asked by Anonymous
  24. Pychology

    Piaget's theory of cognitive development is very important in the mediation of learning,especially under diverse or multicultural conditions.dicsuss.

    asked by Jabu
  25. Urgent math

    A couple needs a mortgage of $300,000. Their mortgage broker presents them with two options: a 30-year mortgage at 8 1/2% interest or a 15-year mortgage at 7 3/4% interest. (Round your answers to the nearest cent.) (a) Find the monthly payment on the

    asked by Fay
  26. Physics

    A torque of 32Nm is applied to a wheel, which causes it to accelerate at 25 rad/s2. What is the rotational moment of inertia of the wheel? I got 1.28kg/m^2. Is this correct?

    asked by Yoyo
  27. Algebra

    In the slideshow, Multiplication of rational expressions, located in Chapter 6, the answer results in x in the numerator and x – 5 in the denominator. True or False

    asked by Melissa
  28. Work like a scientist

    If an experiment disproves a scientists hypothesis,what should the scientist do next? A.)Develop a testable question. B.) Revise the hypothesis and try the experiment again. C.)Develop a theory based on the data gathered in the experiment. D.)Change the

    asked by Snoopy
  29. am I gualify for boiler maker?

    maths lit,geo,tourism,history

    asked by Temoso
  30. algebra

    The price of products may increase due to inflation and decrease due to depreciation. Derek is studying the change in the price of two products, A and B, over time. The price f(x), in dollars, of product A after x years is represented by the function

    asked by jillian
  31. advance function


    asked by mike
  32. Math

    line j: y = 2/3x + 1/2 line k: y = 1/2x + 2/3 line l: y = 2/3x + 3/2 line m: y = 3/2x + 1/2 These four lines have been graphed on the same coordinate grid. Which lines are parallel to each other? A)j and l B)j amd m C)k and l D)k and m Is it C??

    asked by Yolanda
  33. Math

    The base of a 6-inch long ice cream cone with a diameter of 2 inches, is cut 0.25 inches from the base. This cut creates two shapes, one is a cone, and the other one resembles a cylinder since it was cut so close to the base. What is the BEST estimate for

    asked by Lauren
  34. calculus

    find the equation of a curve for which y''=6x-6 if the curve has a critical point at (2,1).

    asked by justin
  35. Algebra

    Then you Trisha much are on the side of the box of cereal states that there are 84 calories in a three fourths cup servings. How many calories are in eight cups of cereal? My question us how do i get started

    asked by Kara
  36. calculus

    find the equation of the curve for which y''=(12/x^3) if it passes through (1,0) and is tangent to the line 6x+y=6 at that point.

    asked by justin

    The temperature of the cosmic background radiation is measured to be 2.7 K. What is the wavelength of the peak in the spectral distribution at this temperature? What frequency corresponds to this wavelength?

    asked by Julie
  38. calculus

    find the equation of the curve for which y'''=24x-6 if the curve passes through (-1,8) and is tangent to the line y=4x at (1,4). help please thanks :-)

    asked by jean
  39. algebra

    a monkey climbs 30m at the beginning of each hour and fall back 20m during each hourly period . if he begins his ascend at 8:00am at what time will he first make contact with the point 70m distant from the ground? a.11am b.12nn c.1pm

    asked by al sah him
  40. algebra

    bert is twice as old as cheng five yrs ago the sum of thier ages was 26 . how old is bert?

    asked by al sah him
  41. Science

    Having trouble with the independent and dependent variable in an if then statement. "If root growth is related to gravity, then roots will always turn toward the earth regardless of a seed's orientation."

    asked by Brandi
  42. geometry

    the rectangular form of the equation r=5 a.x^2+y^2=5 b.x^2+y^2=25 c.x+y=5 d.x+y=25

    asked by al sah him
  43. 9th grade math

    I need help with this problem please help with steps. -u+5u-2(6u-11)

    asked by Clarissa
  44. Math

    Can anybody show me step by step pls? A man invests $3000 in an account that pays 7.5% interest per year, compounded quarterly. 1. Find the amount after 3 years? (Round your answer to the nearest cent.) how much $? 2. How long will it take for the

    asked by alice
  45. Calculus

    Y = 1 - cos^2 x

    asked by Ribie
  46. Math

    an = 3a(n − 1) + 6 and a1 = 1 a4=87 a5=249 this is what I got but the answer were incorrect in the sequence.

    asked by alice
  47. Geography

    What is atmosphere?

    asked by anusree.n.t
  48. Math


    asked by Sarah
  49. chemistry

    can you please explain to me why a common ion lowers the solubility of an ionic compound

    asked by sydney
  50. math

    Determine the number of pounds of nuts selling for $6 per pound and raisins selling for $3 per pound that should be combined to create 60 pounds of a trail mix selling for $5 per pound.

    asked by Anonymous
  51. please help urgent

    A couple needs a mortgage of $300,000. Their mortgage broker presents them with two options: a 30-year mortgage at 8 1/2% interest or a 15-year mortgage at 7 3/4% interest. (Round your answers to the nearest cent.) (a) Find the monthly payment on the

    asked by jayleen
  52. math

    John and Allen are bicycle riders that are currently 30 miles apart on a certain trail. If they leave at the same time and travel in the same direction, John overtakes Allen in 6 hours. However, if they leave at the same time but travel toward each other,

    asked by Anonymous
  53. math

    A plane flies 540 miles for 2 hours in the direction of the wind. Then it turns around and flies 690 miles for 3 hours against the same wind. Find the speed of the plane in still air and the wind speed.

    asked by Anonymous
  54. math

    Two cars leave Phoenix and travel in the same direction. One car travels 4/3 times as fast as the other. After 6 hours they are 90 miles apart. What are the rates of the cars?

    asked by Anonymous
  55. Chemistry

    I want to make 10 ml solution of 80% NaOH and 20% KOH

    asked by Pratyush
  56. Urgent math

    Find the first five terms of the given recursively defined sequence. an = 3an − 1 + 6 and a1 = 1 a1= a2= a3= a4= a5=

    asked by Fay
  57. Urgent math

    Express the repeating decimal as a fraction. 0.156156156...

    asked by Fay
  58. Urgent math

    A man gets a job with a salary of $40,000 a year. He is promised a $1900 raise each subsequent year. Find his total earnings for a 10-year period.

    asked by Fay
  59. Arithmetic

    Find the sum. 1 − 1/2+1/4-1/8+....-1/512

    asked by fabian
  60. Algebra

    Jane agrees to buy a car for a down payment of $4000 and payments of $260 per month for 9 years. If the interest rate is 9% per year, compounded monthly, what is the actual purchase price of her car? (Round your answer to the nearest cent.)

    asked by Melany
  61. Algebra

    A woman wants to borrow $11,000 in order to buy a car. She wants to repay the loan by monthly installments for 5 years. If the interest rate on this loan is 7 1/2% per year, compounded monthly, what is the amount of each payment? (Round your answer to the

    asked by Melany
  62. word problem urgent

    The half-life caffeine in the human body is typically about 6 hours. If john drinks a large cafe mocha with an extra shot of expresso from a coffee shop at 8am (255mg caffeine), and then starts to feel drowsy around 4pm and drinks another large cafe mocha

    asked by seby
  63. Geograhy

    The role that played by mining in the economy of south africa

    asked by Desmond
  64. critical probability

    in how many ways can be the first four letters of your name be arranged to form a three letter word, (i)when the letter can be repeated (ii)when the letter can not be repeated

    asked by edward
  65. Chemistry

    An organic compound x contains 40% carbon, 6.7% hydrogen the third compound oxygen. If the relative molecular mass of the compound is 60, calculate (i) the empirical formular of x (ii) the molecular formular of x

    asked by Akighir Reuben
  66. science

    Name the elements present in Sulphuric acid?

    asked by Raina
  67. physics

    a plane travelling at 200.0m/s braked to a stop in 6.2s. what was its acceleration?

    asked by Anonymous
  68. calculus

    a stone dropped from a balloon which was rising at the rate of 15 ft./sec. reached the ground in 8 seconds. how high was the balloon when the stone was dropped?

    asked by jean
  69. healthh

    Keep a five day Journal about noticing people around you of all ages at home, school, work, or in TV or movies as to body size and weight and what your inner thoughts and reaction to them are. Do you find yourself making judgments or having

    asked by Nani
  70. physics

    A dog runs west for 20m then North for 15m. What is the resultant displacement of the dog graphically and by calculations

    asked by sfundo
  71. Fundulwazi(mathematical literacy, CAT, Economics and Accounting )

    what career can i follow with these subjects? (Mathematical Literary, Economics, Accounting and CAT)

    asked by Precious
  72. Social Studies

    How did the movement of people affect historical events?

    asked by Danielle
  73. Math sequences

    Determine the smallest interger n such that 1+(4/5)+(4/5)^2+...+(4/5)^n>4.9 Please explain ti me about thisquestion. I can'tunderstand it.

    asked by Lala
  74. logarithms maths

    logx+logx+n-logx/n.plz solve with explanation thanks

    asked by edward
  75. Biology HELP!

    Which of the following is true? Mark all that apply. (2 points) A hypothesis can be proved incorrect through experiment. Conclusions cannot disprove a hypothesis. Conclusions are made based on the analysis of data. Opinion is used to analyze data. A/D

    asked by XenaGonzalez
  76. Pure mathematics, geography, tourism and life orientation

    What career is required if I do these subjects and what courses do I need in tertiary?

    asked by Sine Thabiso
  77. calculus

    a particle starts from rest and moves along a straight line with an acceleration equal to 24-15√t where distance and time are measured in terms of feet and seconds respectively. with what acceleration will the particle return to the starting point? help

    asked by jean
  78. algbra 2

    Can you let me know if the answer to the following problem is 11 2/3? Thank you 4² + [15 ÷ 9 - 3(2)] = 11 2/3??

    asked by Laurie
  79. calculus

    if the driver of a car wishes to increase his speed from 20 mph to 50 mph while traveling a distance of 528 ft., what constant acceleration should he maintain?

    asked by jean
  80. poetry

    Find poetic devices on Smith's poem on being caution against walking on an headland overlooking the sea,because it was frequented by a lunatic

    asked by zacharia mothobi
  81. Calculus

    Y = 1 - cos^2 x

    asked by Ribie
  82. calculus

    find the equation of the curve for which y'=3x^2 and which passes through (1,-1)

    asked by justin
  83. English

    what social and political developments predicted in 1984 by George Orwell seem to have come true i our present society? Please include any examples, thank you!

    asked by Anonymous
  84. Health

    lifestyle choices and health awareness affect your position on the health

    asked by Anonymous
  85. Algebra II

    I think the answer to the following is 1. Can you please let me know if I am correct? (5 - 6)³ + 14 ÷ (2 + 5)

    asked by Mom50
  86. Statistics Please Help

    determine the value of C P(-c

    asked by Mary Ann
  87. Algebra 2

    I have gotten two different answers to the following problem. Can someone please let me know which answer is correct? (5 - 6)³ + 14 ÷ (2 + 5) = -1 + 14/7 = -1 + 2 = 1 or 1 + 14/7 = 1 + 2 = 3 I think it is 1. Thank you.

    asked by Laurie
  88. math

    (3+ab)^2 (x-2)(x+1)-3(4-x)(2x+1)

    asked by Bongiwe Gamede
  89. lot mashiane secondry school

    if I choose maths literacy, history, geography and life science which job I'd related to this subject

    asked by tshiamo
  90. life orientation

    discuss the responsibilities of the road users to en sure safety for one another

    asked by patience
  91. Physic

    A bullet of mass 0.05kg has a speed of 400cm|s. What is its kinectic energy? It hits a wall of which the average resistive force is 1000N, Cal.the distance penestrated by the bullet

    asked by David
  92. Math

    The greatest place value is ten thousand. The digit in the tens place is 4. The remaining digits are 5,3,and 7. One of the digits has a value of 700. The value of the digit in the thousands place is 10 times greater than this. There is 1 less ones than

    asked by Ti
  93. Math

    Justin bought a roll of packaging tape that is 55 yards long. If 1 yard is equal to 36 inches, how many inches are in 55 yards?

    asked by Amy
  94. AP chem

    if a metal ore contains 12.7% pure metal, how many pounds of pure metal can be obtained from 62 pounds of metal ore

    asked by Emma
  95. geometry

    Jason designed an arch made of wrought iron for the top of a mall entrance. The 11 segments between the two concentric circles are each 1.25 m long. Find the total length

    asked by Anonymous
  96. Math

    Which inequality represents this situation? Ari works h hours each day. He earns $21 per hour. Ari earns less than $150 a day. How many hours does he work each day? a. 21h > 150 b.21 + h < 150 c.h/21 < 150 d.21h < 150

    asked by Pam
  97. English

    is Urban the context word for City???

    asked by Serah
  98. Math

    Find the slope of a line parallel to y= 1/2x + 3. A)-2 B)-1/2 C)1/2 D)2 is it C?

    asked by Yolanda
  99. Math

    Which transformation will be equivalent to rotating a figure 270° counterclockwise? A) reflecting over the x-axis and the y-axis B) translating left 3 units and down 5 units C) Reflecting over the y-axis and then reflecting over the line y = x D)

    asked by Yolanda
  100. Persuasive Technique

    Read this sentence: "You can become one of the millions of people around the country who take the time to volunteer." This sentence is an example of which persuasive technique? A) transfer B) bandwagon C) ethical appeal D) emotional appeal Is it B?

    asked by Jina