1. Math

    The math question is "in a piggy bank there is a total of $15.75. If the ratio of dimes to quarters is 5:7, find the total amount in quarters. My question is, what formula would I use to solve this?

    asked by michelle on February 19, 2015
  2. Algebra

    Can you pleas Solve the quadric equation step by step 4x square =13x+2 4x^2 = 13x + 2 subtract 13x and 2 from both sides 4x^2 - 13x - 2 = 0 Now use the quadratic formula, since it does not factor.

    asked by Tony on April 11, 2007
  3. algebra

    Kim spent a total of $100 for a laptop and 4 blank cds. The cost of the laptop was $92. Write and solve an equation to find, c, the cost of each blank CD

    asked by Anonymous on October 22, 2012
  4. Math

    Ellory budgets at most $20 each week for lunch. She has spent $17.75 so far this week. Write and solve an iequality to determine how much more Ellory can spend and stay within her lunch budget.

    asked by Betsy on December 5, 2012
  5. algebra

    Find the value of x for the area of the triangle that is 12cm sq. The base is 2x+2 and the height is x. Solve this equation: (1/2)(base)(height) = (x+1)x = 12 x^2 + x -12 = 0 That equation is factorable. Take the positive root. (One of them will be

    asked by Laura on April 25, 2007
  6. trig

    a plane is flying at an altitude of x with the distance at 800 meters with an angle of 70 degress. what equation would you use to solve. tan70= x/800 tan70= 800/x sin70= x/800

    asked by tom on January 26, 2011
  7. Math

    A stores dressing room has a limit of 10 garments per customer if Carroll has at least three comments below the limit how many Carmine’s does she have in her dressing room. Write and solve an inequality

    asked by Jam on January 9, 2019
  8. math

    Have 2 questions: 1. Factor Trinomial competely x^2 + 8x + 53 (reads as x squared plus 8x plus 53) I am thinking it is prime. 2. Solve 4x^2 + 23x - 30=0 (reads 4x squared plus 23x minus 30 equals zero

    asked by Lynne on November 1, 2010
  9. Algebra 2

    -2/3x + 3

    asked by Daren on January 22, 2007
  10. Physics

    A jetliner is moving at a speed of 270 m/s. The vertical component of the plane's velocity is 39.8 m/s. Determine the magnitude of the horizontal component of the plane's velocity. Can someone please solve this?

    asked by Jess on October 20, 2010
  11. ap calc

    Each of the following parts relates to finding the area underneath the curve , from x = 1 to x = 3. D. Set up, but do not solve, the Riemann Sum which expresses the exact area underneath the curve.

    asked by Billy on December 23, 2017
  12. find the polynomial

    degree 4 zeros i & (1+i) constant term 12 How do I start this problem. Thanks A degree four polynomial will have the form (x^4 +... x + c), where c is a constant. You will need to generate an equation that has the above form, using c=12. Solve for the

    asked by Jen on February 1, 2007
  13. Math

    "Find the area of a rhombus with sides of length 10 in. and longer diagonal of length 16 in." and Also, how do you solve the problem "Find the area of a regular decagon with radius 4 cm."

    asked by Celina on June 9, 2013
  14. math

    I have the problem ((square root of h^2+4h+5)-(square root of 5))/h. I am supposed to be finding the limit as h approaches 0 from the right. We are supposed to solve it algebraically and I believe I should be using a the conjugate but I am not exactly sure

    asked by Nat on July 9, 2013
  15. math

    Paul needs 2 1/4 yards of fabric to make a tablecloth. How many tablecloths can he make from 18 1/2 yards of fabric. Define the variable write the equation solve and label.

    asked by obama on November 7, 2010
  16. hsa practice

    Stephanie scored 88, 70, 84, and 72 on her first four science tests. What score does Stephanie need on her fifth science test to receive a mean score of 80? can you give me the steps to solve this im practicing for hsa

    asked by anonymous on May 18, 2013
  17. Math

    Chen’s father was 25 when Chen was born. In 5 years Chen will be exactly half his father’s age. a. Try to figure out how old Chen is now. Describe how you got your answer. b. Now solve the problem using equations.

    asked by Michelle on September 30, 2013
  18. Math

    1)Write a quadratic equation with integer coefficients that has -4+7i(Radical 3) and -4-7i(Radical 3) as its roots. 2) Solve your answer to part 1 using the quadratic formula verifying your answer

    asked by Jason on December 11, 2008
  19. math

    There is one coach for every 12 players. How many coaches will be needed for 48 volleyball players? Use a bar diagram to solve. (I know the answer is 4 coaches, but I don't know how to draw the diagram for the problem)

    asked by Angelina on November 4, 2015
  20. Physics

    PROJECTILE LAUNCHED FROM EARTH'S SURFACE? A projectile is shot straight up from the earth's surface at a speed of 1.20×10^4km/hr. How high does it go? (answer in km) Supposed to solve this using F=G(mm/2r)...?

    asked by Dan on April 12, 2011
  21. Precalculus

    Okay I posted this before but I am still not sure. How would you solve for M? The resultant of two forces acting on a body has a magnitude of 80 pounds. The angles between the resultant and the forces are 20° and 52°. Find the magnitude of the larger

    asked by Hanson on August 9, 2011
  22. math

    •Explain how writing 2x-5 with positive exponents is similar to writing 2x-3/4 with positive exponents. Post a problem involving a rational exponent for your classmates to solve.

    asked by nina on November 8, 2016
  23. Algebra

    solve each inequality algebraically and give the answer by using interval notation. 5-9y

    asked by Chad on November 8, 2009
  24. Math

    Elizabeth pumps 3 1/2 gallons of gas in 1/4 of a tank. How many gallons does a full tank hold? Write an expression to represent the problem. Solve the problem.

    asked by Amy on February 9, 2016
  25. Math

    Chen’s father was 25 when Chen was born. In 5 years Chen will be exactly half his father’s age. a. Try to figure out how old Chen is now. Describe how you got your answer. b. Now solve the problem using equations.

    asked by peter on September 30, 2013
  26. Algebra

    Write a real world problem that you can model with the two step equation 5x+7=10. Then solve the problem. I understand that the answer is 3/5, but how would I put this in a real world situation?

    asked by Fading on September 29, 2016
  27. Chemistry 101

    The distance from the Earth to the sun is approximately 9.37 x 10^7 miles. How long does it take for light from the sun, to reach the earth? Speed of light is 3.00 x 10^8 m/s. Use dimensional analysis to solve.

    asked by Lilly on January 21, 2016
  28. math

    draw a model to solve the division problem. The problem is 1 1/2divided by1/4= so I know you make 1 1/2 into3/2 3/2*4/1=6 I know how to do that part but have no idea how to draw a model for it, can you explain it? Thank you

    asked by E6 on October 22, 2014
  29. computer or math

    pls help me to solve this question. thank you very much binary-decimal conversion a.101= b.1100= c.100110= d.111111= decimal binary conversion a.1216 10 b.2121 10

    asked by jessie on May 5, 2011
  30. maths

    I will be greatfull if you help me to solve the below problem: The minute hand of a clock is 12cm long. Find the area of the surface of the clock described by the minute hand in 35min.

    asked by Ramesh Reddy on August 21, 2011
  31. Math

    Suppose dasha has 217 grams of sand in the bucket and 146 grams of shells. What is the mass of the sand and the shells? Write an equation to solve.

    asked by Esna on April 27, 2017
  32. Math

    Elizabeth pumps 3 1/2 gallons of gas in 1/4 of a tank. How many gallons does a full tank hold? Write an expression to represent the problem. Solve the problem:

    asked by Amy on January 23, 2017
  33. Math

    I need help with this question, it says to find the instantaneous rate at distance t = 6s with the given graph First of all, it is a linear line, do i need to find the equation of the graph? After finding the equation, i plug in 5.99 and 6.01? and solve ?

    asked by Melinda on December 4, 2011
  34. Math

    Solve the problem. Round to the nearest unit. 584 is 12.2% of what? I got 47.868852459016 (on the calculator) Just wanted to know if I rounded to the nearest unit correctly. When I rounded I got 4787?

    asked by Becky on May 29, 2010
  35. Calculus

    find the intervals on which f is increasing and decreasing f(x)=(x-2)/(X^2-x+1)^2 I found the derivative a got a whole mess of things: ((x^2-x+1)^2-2(x^2-x+1)(2x-1)(x-2))/(x^2-x+1)^4 Do I have to use the quadratic formula to solve for the vertices to find

    asked by Maddy on October 2, 2016
  36. geometry

    Write and solve an equation to answer the question. Round your answer to the nearest tenth of a percent, if necessary. 140 towns is what percent of 1940 towns

    asked by kim on December 2, 2011
  37. Calculus

    1.Evaluate: (1/(x*sqrt(x^2-4)) I know the answer is -1/2*arctan(2/sqrt(x^2-4)), but I am having trouble getting to this answer on my own. I know the formula to solve it is 1/a*arctan(x/a) and that a=2, but that's all I know. 2.Find the limit of x^((ln

    asked by Sandy on February 6, 2009
  38. Math

    A scuba diver dives to a depth of 50 feet, then rises 15 feet, sinks 12 feet, then rises 20 feet. Write an expression to describe this situation. Then solve it.

    asked by Amelia on September 3, 2015
  39. Math

    Megan's dog Sparky eats 4 1/4 c of food each day. Explain how Megan can determine how much food to give Sparky if she needs to feed him only 2/3 as much. Solve the problem.

    asked by Mike on February 6, 2014
  40. Chemistry

    1. When the hydrochloric acid is added to the calcium carbonate, will there be an excess of HCl(aq) or CaCO3(aq) or will there be stoichiometric equivalents of the two? Show your calculations. 2. In this lab, you will use a 50mL buret and ~0.3M NaOH (aq).

    asked by Doug on October 11, 2017
  41. English

    1. Why would an author use other words like adolescent, teen, or young people just to describe minor? 2. How do you correctly punctuate sentences containing documented evidence? 3. From this thesis statement , what topic can you form out of it: Some people

    asked by Amy on October 17, 2014
  42. Early Childhood

    1. Using macaroni in child’s art project A. Is a creative use. B. Should be done only with supervision. C. Should be discouraged because. D. Isn’t a good idea; young children might try to eat it. 2. The use of rhythm instruments in a music program A.

    asked by Tum on November 29, 2015
  43. Curriculum Areas

    1. Using macaroni in child’s art project A. Is a creative use. B. Should be done only with supervision. C. Should be discouraged because. D. Isn’t a good idea; young children might try to eat it. 2. The use of rhythm instruments in a music program A.

    asked by Anonymous on December 3, 2015
  44. Creative Activities in Other Curriculum Areas

    1. Using macaroni in child’s art project A. Is a creative use. B. Should be done only with supervision. C. Should be discouraged because. D. Isn’t a good idea; young children might try to eat it. 2. The use of rhythm instruments in a music program A.

    asked by Anonymous on December 2, 2015
  45. Please answer this question as soon as posibble

    I did the paraphrases for the story is it the correct way. Lifeguard Assignment Chris doesn’t like children, but he works as lifeguard at the Brigeland Community swimming. He does not like children a lot, but he is working as a lifeguard at the Brigeland

    asked by sarah on May 22, 2013
  46. Math

    One student studied for 8 years in college and her tuition bills are recorded. Years. One semester tuition 1. 4680 2. 4960 3. 5510 4. 6060 5. 6845 6. 7600 7. 8435 8. 9250 Construct the scatter plot for the data with the scales.choose 3 points,find a

    asked by Praphul on December 15, 2012
  47. Math

    Question 1 Write the first four terms of the sequence whose general term is given. an = 3n - 1 Answer 2, 3, 4, 5 2, 5, 8, 11 -2, -5, -8, -11 4, 7, 10, 13 3 points Question 2 Write the first four terms of the sequence whose general term is given. an = 2(2n

    asked by Anonymous on July 10, 2012
  48. 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 on March 15, 2013
  49. statistics

    In a show the rate of an adult pass is Rs. 20 more then the children pass. when a company sold 50 adult passes and 200 children passes,the amount collected is rs.2250. find the price of an adult pass?

    asked by rabia on March 12, 2011
  50. physics - repost

    A water balloon is fired at 34.0 m/s from a water cannon, which is aimed at an angle of 18° above the ground. The center of the cannon's target (which has a radius of 1.0 m) is painted on the asphalt 42.0 m away from the water cannon. will the balloon hit

    asked by anonymous on May 1, 2019
  51. geometry

    a game room has a floor that is 120 feet by 75 feet a scale drawing of the floor grid paper uses a scale of 1 unit:5 feet what are the dimensions o the scale drawing ***Show steps please I need this by tomorrow***

    asked by Maria on October 19, 2014
  52. statistics

    In a show the rate of an adult pass is Rs. 20 more then the children pass. when a company sold 50 adult passes and 200 children passes,the amount collected is rs.2250. find the price of an adult pass?

    asked by rabia on March 12, 2011
  53. math

    Julia works at a music store. One of her jobs is to stock new CDs on the shelf. A recent order arrived with 215 classical CDs, 125 jazz CDs and 330 soft rock CDs. Julia needs to place the CDs on sale racks with 5 CDs in each group. Write two different

    asked by silvy on April 3, 2016
  54. math/algebra

    1. Which of the following inequality signs would make a true statement if it replaced the question mark in the following equation? 3− 5?− 3 A. < C. ≤ B. > D. = 2. Solve the inequality −4y + 6 2 C. y ≤ 5 B. y < 5 D. y > 5 4. At a baseball game,

    asked by student-visitor on December 6, 2010
  55. statistics

    An April 15, 2002 report in Time Magazine stated that the average age for women to marry in the United States is now 24.9 years of age. If the standard deviation is assumed to be 4.9 years, find the probability that a random sample of 33 U.S. women would

    asked by jennifer on July 7, 2012
  56. statistics

    An April 15, 2002 report in Time Magazine stated that the average age for women to marry in the United States is now 25.1 years of age. If the standard deviation is assumed to be 4.6 years, find the probability that a random sample of 34 U.S. women would

    asked by Kay on March 5, 2013
  57. STATISTICS

    An April 15, 2002 report in Time Magazine stated that the average age for women to marry in the United States is now 24.9 years of age. If the standard deviation is assumed to be 4.9 years, find the probability that a random sample of 33 U.S. women would

    asked by judy( Help needed ,Please!? on July 7, 2012
  58. statistics

    An April 15, 2002 report in Time Magazine stated that the average age for women to marry in the United States is now 24.9 years of age. If the standard deviation is assumed to be 4.9 years, find the probability that a random sample of 33 U.S. women would

    asked by jilla on July 7, 2012
  59. physics

    I neeeeeeeeeed helppp pronto, Measurements show that a honeybee in active flight can acquire an electrostatic charge as great as 93.0 pC a. how many electrons must be transferred to produce this charge? b.suppose 2 bees, each with a charge of 93.0pC, are

    asked by natash on September 10, 2007
  60. Statistics

    An April 15, 2002 report in Time Magazine stated that the average age for women to marry in the United States is now 25.9 years of age. If the standard deviation is assumed to be 4.3 years, find the probability that a random sample of 32 U.S. women would

    asked by Casey on October 7, 2013
  61. statistics

    An April 15, 2002 report in Time Magazine stated that the average age for women to marry in the United States is now 25.6 years of age. If the standard deviation is assumed to be 4.1 years, find the probability that a random sample of 30 U.S. women would

    asked by statistics student on October 4, 2013
  62. chemistry

    what type of substance would be best for use in a heating system? a. a solid with a high specific heat b. a liquid with a high specific heat c. a liquid with low specific heat d. a gas with a low specific heat

    asked by izabela on May 31, 2018
  63. chemistry (moles)

    2.5g of a mixture of anhydrous BaOH and BaCl2 was dissolved in distilled water and made up to 250cm3. 20cm3 of this solution required 19cm3 of 0.1moldm3 of dilute nitric acid for complete reaction. Calculate the percentage by mass of BaCl2 present in the

    asked by joseph on January 21, 2016
  64. Math.. check answer please

    Describe a simple process for using rates and unit prices that might help someone who is having difficulty understanding these concepts. Include either an example from the text or one of your own to explain the solution process. my answer is : you could

    asked by scooby91320002 on November 4, 2008
  65. chem-help pls!

    When 0.975 g of CaO is added to 200.0 mL of 0.500 M HCl(aq), a temperature increase of 400C is observed. Assume the solution's final volume is 200.0 mL, the density is 1.00 g/mL, and the heat capacity is 4.184 J/gC. Hrxn, for the reaction of CaO(s) +

    asked by Anonymous on February 25, 2008
  66. Maths need help trigonomentery

    Two circular flower beds have a combined area of (29¥)/2m^2. The sum of the circumferences of the flower beds is 10¥m. Determine the radius of each bed........ Happy new year to all mrs sue steve,reiny,damon...and to all my jishka helper i need help plz

    asked by Collins on December 31, 2015
  67. Science

    The solubility of potassium nitrate is 40 at 30 degree celcius. Calculate the mass of water required to make a saturated solution by dissolving 15 gram of potassium nitrate at that temperature. Could u guys help me to get answer of this question. Plz help

    asked by Dõniyā on March 29, 2016
  68. Chemistry

    A .288 g sample of an unknown monoprotic organic acid is dissolved in water and titrated with a .115 M sodium hydroxide solution. After the addition of 17.54 mL of base, a pH of 4.92 is recorded. The equivalence point is reached when a total of 33.83 mL of

    asked by johnny on June 8, 2008
  69. World History

    Analyze the ways in which interdependence has affected both developed and developing nations. In your answer, be sure to use examples and evidence to explain the benefits and risks facing each type of nation. In your analysis, evaluate a problem that

    asked by Bill on April 13, 2019
  70. ap chem

    NH3 + H20 NH4+ + OH- this is aqueous solution. In 0.0180 M nH3, THE [OH-] is 5.60 X 10^-4 M. it is assumed that the volumes are additive. Determine the value of the base ionization constant, kb, for NH3. i am not sure how to approach this problem. i don't

    asked by rav on May 2, 2010
  71. Analytical chemistry

    The hydrogen sulfide in a 79.168 g sample of crude petroleum was removed by distillation and collected in a solution of CdCl2. The precipitated CdS was then filtered, washed and ignited to create CdSO4. Calculate the percentage of H2S in the sample if

    asked by Sam on January 28, 2016
  72. chem check

    The vapor pressure of a solution prepared by mixing two liquids, R, p*=80mmHg, and S, p*=120mmHg is found to be 86 mmHg when X_r=0.4. Which of the following is correct about these solutions? A) exhibit favorable interactions B) are partially miscible

    asked by Anonymous on December 7, 2016
  73. Chemistry

    Which of the following solutes in aqueous solution would be expected to exhibit the smallest freezing-point lowering (assuming ideal behavior? 0.1 m NaCl .2 m CH3COOH .05 m Al2(SO4)3 .1 m MgCl2 .25 m NH3 What would be the steps to picking the right option?

    asked by Marcus on February 19, 2013
  74. Chemistry

    A cell is set up with copper and lead electrodes in contact with CuSO4(aq) and Pb(NO3)2(aq), respectively, at 25˚C. The standard reduction potentials are: Pb2+ + 2e- --> Pb E˚=-0.13 V Cu2+ + 2e- --> Cu E˚=+.34 V If sulfuric acid is added to the Pb(NO3)2

    asked by Anonymous on February 13, 2010
  75. math

    The are of a rectangular athletic field is represented by the expression 12y^3+48y^2+24y square meters.write an algebriac expression to represent one possible set of dimensions (in the same sense''length times width'')of the althetic field. include the

    asked by Nick on February 10, 2011
  76. chem check

    The vapor pressure of a solution prepared by mixing two liquids, R, p*=80mmHg, and S, p*=120mmHg is found to be 86 mmHg when X_r=0.4. Which of the following is correct about these solutions? A) exhibit favorable interactions B) are partially miscible

    asked by Anonymous on December 7, 2016
  77. Chemistry

    I tried working this question out with the help already provided, but I couldn't ever get the right answer. If you could possibly explain how to do the problem step by step and include the right answer, I'd greatly appreciate it. Thanks! What mass of

    asked by Madison on March 13, 2014
  78. chemistry

    suppose that a large volume of 3% hydrogen peroxide decomposes to produce 12mL of oxygen gas in 100 s at 298 K. Estimate how much oxygen gas would be produced by and identical solution in 100s at 308 K hi can you please help me set up this problem, then I

    asked by Chloe on August 6, 2015
  79. Math

    The area of a rectangular athletic field is represented by the expression48x^4+32x^3-72x square meters. Write an algebraic expression to represent one possible set of dimensions (in the sense “length times width”) of the athletic field. Include correct

    asked by donnice on September 4, 2011
  80. physics

    At an instant when a particle of mass 80 g has a velocity of 25 m/s in the positive y direction, a 75g particle has a velocity of 20 m/s in the positive x direction. What is the speed of the center of mass of this two-particle system at this instant?

    asked by ATT on March 31, 2018
  81. math 4th grade

    what is 8 to the 5 power? i know its hard. but you don't have to answer it. thanks a lot! 32768 85 means 8*8*8*8*8 = >>? I assume you can do this on a calculator. Did you know the there is a web site that can do this for you. Go to www.google.com (if you

    asked by Adam on November 15, 2006
  82. Immigration

    Who were the Canadian immigrants? Why did these people immigrate to Canada? What are the positive and negative impacts of immigration on Canada and the United States? Please tell us what you've learned from your book and your research. We'll be glad to

    asked by Amanda on November 15, 2006
  83. CRT/205

    I am having trouble with my home work assignment. My question for you is: I am supposed to outline the premise's of each argument. But I am confused about how to locate the premise? This is my argument: since it is very nature of terrorism not only to

    asked by Nikol on April 18, 2010
  84. physics

    a 1200 kg car going 30 m/s applies its brakes and skids to rest. if the friction force between the sliding ires and the pavement is 6000 N, how far does the car skid before coming to rest. I know the ans is 90 m what work/energy formula should i use to get

    asked by edwin on February 11, 2010
  85. Biology

    Explain the processes that take place in the stroma including the reactants going in and the products produced from these processes in (a) bright sunlight and in (b) darkness. (c) What happens over an extended period of darkness of many days? I don't

    asked by Anonymous on October 30, 2015
  86. Physics

    A boy is moving on a straight road against a frictional force of 5 N. After travelling a distance of 1.5 km he forgot the correct path at a round about of radius 100 m. However, he moves on the circular path for one and half cycle and then he moves forward

    asked by Deepak on August 6, 2018
  87. mechanical principle

    1. A fly wheel with a mass of 50 kg is accelerated by an electric motor from rest to an angular velocity of 120rads/s in 14 seconds, if the value of k is 0.3m and there is a frictional torque of 0.07Nm calculate the torque applied, total work and the power

    asked by muz on April 17, 2017
  88. chem

    K2CO3 is an excellent drying agent for some classes of organic compounds. would it be a better choice for an acid (RCO2H)or an amine(RNH2)? why? i know this is RNH2. could it be explained that potassium carbonate itself is basic so it will make water and a

    asked by Jason on October 28, 2008
  89. Chemistry,

    I reall need help, i know what formulas to use i just don't know how to do it. Can some one please work with me to get to the correct answer? 1.The air in a dry, sealed 2L soda bottle has a pressure of 0.998 atm at sea level at a temperature of 34C. what

    asked by Courtney on April 6, 2010
  90. Math

    Calculate the slant height for the given square pyramid. Round to the nearest tenth. Pyramid base= 6cm Height= 5cm 6.2 cm 5.8 cm 7.8 cm 7.2 cm I am usually very good at solving these kinds of problems but I cant focus on anything right now and I keep

    asked by Alanna on February 24, 2016
  91. Physics

    A rubber ball filled with air has a diameter of 25.0 cm and a mass of 0.540 kg. What force is requiered to hold the ball in equilibrium immediately below the surface of water in a swimming pool? Start equation out by using sumF = ma Answer is 74.9 N I just

    asked by Daniel on November 11, 2010
  92. Science/History

    On my previous post at 3.22pm (& 3.29pm) pm I asked what famous scientists did Isaac Newton work with. Unfortnately no-one has answered and I have been unable to find a website that tells me. I have come across Edmund Halley name linked to Newton's would

    asked by Janey on February 3, 2010
  93. Math

    A manufacturer estimates that the profit P from producing x units of a commodity is P=-x^2+40x-100 dollars per week. What is the maximium profit he can realize in one week? I was going to take the derivative of the equation and set it equal to 0 and then

    asked by Hannah on February 26, 2011
  94. physics

    1100g of ice at -50C is mixed with 100g of steam at 120C. Find out how much ice melts? The implied final temperature is 0C. Cice=0.5 Csteam=0.46 Hv=539 Hf =80 here is my work 1100(0.5)(0+50)+80m = 100(0.46)(120-0)+540(100) i am not getting the right answer

    asked by jeff on December 5, 2009
  95. Physics.

    Bob hits a hockey puck with his stick. What forces are acting on the puck DURING THE ACTUAL HIT? a = weight b = friction c = tension d = forward force e = normal force Write down every letter that applies (in order) and without using any commas. my work:

    asked by Rose Nicol on October 23, 2014
  96. Math- check my answers pls

    Find the area of blue portion of the irregular shape to the right. Round to the nearest tenth. connexus . com /content/media/642756-212012-23145-PM-1090153268.png i'll upload to imgur if it doesn't work A. 2.7 in2 B. 9.7 in2*** C. 3.4 in2 D. 8.3 in2 i

    asked by ijijijijij on January 30, 2015
  97. Math plz fast i really need it

    Archie rolls two number cubes each with sides numbered 1 through 6 he then finds the sum of the numbers on the tops of the cubes which two sums have the same probabillity? A. 3 and 4 B. 5 and 9 C. 5 and 8 D. 10 and 12 i need the work involved and i have

    asked by Angel on February 21, 2013
  98. physics

    a medtech student pushes a 30kg carton of books across the floor of her dormitory by exerting a constant force of 185 N at an angle of 37 degrees with the horizon. If the opposing force of friction is 70 N, how much work does she do as she moves the carton

    asked by yumi on March 2, 2012
  99. Math

    chris cuts half a rectangular lawn, 40m by 30m, by mowing strips of equal width around the perimeter. Jerri cuts the small rectangle left. How wide a stripe does Chris cut so they share the work equally

    asked by Annie on November 24, 2014
  100. Math

    Triangle AOB has vertices A(4,4), O(0,0), and B(8,0). EF right bisects AB at P. GH right bisects OA at Q. Determine the coordinates of the circumcentre of triangle DEF. I really need help, please. Today, my teacher just gave us all this work for over the

    asked by Katja on October 12, 2007

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