1. math

    Joannies garden is in the shape of a square and has an area of 100 sq ft. Zacharys garden is rectangular. Its length is 3 times as long as Joannies garden but only half as wide. Zachary garden has an area of ______ sq.ft I didn't have and answer?

    asked by nisrin on December 17, 2013
  2. physics

    Two identical traveling waves, moving in the same direction, are out of phase by /5.0 rad. What is the amplitude of the resultant wave in terms of the common amplitude ym of the two combining waves? (Give the answer as the ratio of the total amplitude to

    asked by physics on May 19, 2011
  3. physics

    Three blocks are in contact with each other on a frictionless horizontal surface. A 696 N horizontal force is applied to the block with mass of 4.7 kg as shown in the figure below. The acceleration of gravity is 9.8 m/s 2 . 4.7 kg 5.5 kg 7.1 kg F a) What

    asked by Anonymous on October 19, 2012
  4. intro to physics

    an athlete executing a long jump leaves the ground at a 28 degree angle and lands 7.6 m away. part a )what was the takeoff speed ? part b) if this speed were increased by just 8.0% , how much longer would the jump be ? for part a) i got roughly 9.48 but i

    asked by emilia on April 21, 2012
  5. nutrition

    What are some of the health problems associated with anorexia nervosa, bulimia nervosa, and binge-eating disorder? Explain, from a physiological standpoint, how eating disorders may lead to health problems. Give at least three examples to support your

    asked by A. W. on February 23, 2009
  6. chemistry

    A student prepares a 0.20 mol/L aqueous solution of ascorbic acid and meausres its pH as 2.40. Based on theis evidence, what is the Ka of ascorbic acid? H+ = 0.00398 C- is the same (HC) = 0.2 = 0.00398 (0.00398)(0.00398) / 0.0199 =0.000796 Hi DrBob222 you

    asked by Dustin on April 7, 2008
  7. Physics

    a person standing at the edge of a seaside cliff kicks a stone over the edge with a speed of 10 m/s. the cliff is 48 m above the water's surface as shown. how long does it take for the stone to fall to the water? the acceleration of gravity is 9.81 m/s2.

    asked by Kenny on October 17, 2014
  8. math

    betsy travel on a bus for 21 miles to school. if betsy travels for a full week (7 days). how many total miles did she travel ? Use a drawing and distributive property to solve. I got the answer i am asking for the what drawing should I show. pls help thank

    asked by gautam on January 9, 2014
  9. Business Finance

    Sullivan's Handbags marks up their bags at 45% of the selling price. Pat Sullivan saw a bag at a trade show that would sell for her customers for $85. What is the most she would pay for the bag and still retain the 45% markup of the selling price? I came

    asked by Renee on February 1, 2012
  10. science

    Excume me but this is my second time posting this question. could you please help me, by telling me which properties are most useful foor identifing minerals and why? The choices are: a.shape b.luster/color c.density d.hardness e.streak I think the answer

    asked by saphira on December 12, 2010
  11. Math

    While bowling with friends, Brandy rolls a strike in 5 out of 10 frames. What is the experimental probability that Brandy will roll a strike in the first frame of the next game? Enter your answer as a simplified fraction. Is it 5/10 probability and 5/10

    asked by Anonymous on March 22, 2016
  12. Elementary Statistics

    There are 100 questions from an SAT test, and they are all multiple choice with possible answers of a,b,c,d,e. For each question, only one answer is correct, find the standard deviation for the numbers of correct answers for those who make random guesses

    asked by Confused on April 11, 2014
  13. physics

    A airplane is approaching you at a speed of 360km/h. If you measure the pitch of its approaching engines to be 512 Hz, what must be the actual frequency of the sound of the engines? The speed of sound in air is 345m/s answer is 364Hz please explain steps?

    asked by justin on July 17, 2013
  14. math

    Mr.Smith's tax on his house for 1965 was $283.79.If the tax rate for that year was $3.835 per $100 of assessed valuation, for what amount was Mr.Smith's house assessed? a. $10.88 b. $74 c. $740 d. $1088.33 e. $7400 please answer and explain

    asked by thomas on April 11, 2014
  15. geometry

    The volume of 2 similar solids are 27 ft3 and 216 ft3. The surface area of the larger solid is 300 ft2. What is the surface area of the smaller solid? Round your answer to the nearest tenths place

    asked by Anonymous on October 22, 2012
  16. PHYSICS!!!

    To lift a wire ring of radius 1.95 cm from the surface of a container of blood plasma, a vertical force of 1.79 10-2 N greater than the weight of the ring is required. Calculate the surface tension of blood plasma from this information. Answer in N/m

    asked by k on November 11, 2012
  17. algebra

    Please help! Does this question have a formula, if so how can I answer this question without the formula? Is it possible. Hockey teacm receive 2 points when they win and 1 point when they tie. The team won a championship with 50 points. They won 10 more

    asked by hawkins on January 2, 2011
  18. Math

    A school Tours is taking a group of 32 students and 6 adults on a tour of historical sites in the city. Each School Tours van will hold 9 passengers. What is the least number of vans that are needed to take all of the students and adults? My answer is 4?

    asked by Stive on April 20, 2019
  19. Chemistry

    1. An empty balloon weighs 10.0 g and is filled to a volume of 20.0 L with CO gas. If the density of air at 25.0 °C and 1.00 atm is 1.17 g/L, will the balloon float? 2. Determine the volume of gas produced at 20.0 °C and 1.00 atm from the complete

    asked by Vivian on January 26, 2017
  20. Chemistry

    A crystalline white solid is a mixture of glucose (C6H12O6) and sucrose (C12H22O11). Is it possible that a 10.00 g sample of the solid dissolved in 100.0 g H2O might have a freezing point of -1.25 degrees C? Explain. Answer: No. The freezing point would be

    asked by JJ on February 25, 2013
  21. math

    An RCMP patrol boat left Long Beach, British Colombia, and sailed west for 2 h at 15 K/h, then north for 2h at 20 K/h, then east for The at 10 k/h How far was the patrol boat from Long Beach, to the nearest tenth of a Kilometer? please explain your answer

    asked by mota on March 15, 2008
  22. nutrition

    What are some of the health problems associated with anorexia nervosa, bulimia nervosa, and binge-eating disorder? Explain, from a physiological standpoint, how eating disorders may lead to health problems. Give at least three examples to support your

    asked by Jerry on September 29, 2009
  23. economy

    total cost is equal to what? It would be easy to read your brief question out of context. So, a brief answer to your brief question: Generally speaking, total cost is the sum of fixed costs and variable costs. Do you have a specific problem you are trying

    asked by josh on June 1, 2007
  24. stastics- correlation and regression

    for the table that follows: answer the following questions: x y 1 -1/4 2 -1/2 3 -3/4 4 ? * would the correlation between x and y in the table show above be positive or negative? i think that it would be negative, i am not sure that is correct? * find the

    asked by mary-please help figure out this problem. on October 19, 2010
  25. algebra

    The atmospheric pressure P in pounds per square inch (psi) is given by P = 14.7 e−0.21 a where a is the altitude above sea level (in miles). If a city has an atmospheric pressure of 12.21 psi, what is its altitude? (Recall that 1 mi = 5,280 ft. Round

    asked by tasha on May 23, 2014
  26. physics

    A particle travels horizontally between two parallel walls separated by 18.4 m. It moves toward the opposing wall at a constant rate of 6.7 m/s. Also, it has an acceleration in the direction parallel to the walls of 1.7 m/s2 . What will be its speed when

    asked by Letisha on November 19, 2009
  27. physics

    GPS satellites orbit the earth about 20,000 km above the surface of the earth. The radius of the earth is 6,371 km. What is the acceleration due to earth’s gravity on the GPS satellites? i've tried fooling around with the A = V^2/ R and V = 2pir/T

    asked by Dylan on May 1, 2015
  28. Physics

    1)If a resistor is added to a parallel circuit, the equivalent resistance: A)increases B)decreases C)remains the same D)becomes zero I got B 2)A 10.0 resistor, 20.0 resistor, and 25.0 resistor are connected in series across a 110-V supply. Calculate the

    asked by Jon on April 9, 2008
  29. Physics

    Problem 17.6 A helium-neon laser beam has a wavelength in air of 633nm . It takes 1.48 ns for the light to travel through 31.0 cm of an unknown liquid. Part A - What is the wavelength of the laser beam in the liquid? Express your answer with the

    asked by Paige on October 26, 2011
  30. Physics

    Problem 17.6 A helium-neon laser beam has a wavelength in air of 633nm . It takes 1.48 ns for the light to travel through 31.0 cm of an unknown liquid. Part A - What is the wavelength of the laser beam in the liquid? Express your answer with the

    asked by Paige on October 26, 2011
  31. high school physics

    3seconds after a gun is fired, the person who fired the gun hears an echo. How far away was the surface that reflected the sound of the shot? (book answer is 510m) speed of sound 340m/s time = 3seconds dont know what to do

    asked by eugenia on March 19, 2010
  32. Algebra

    Calculate the relative error to the nearest tenth, compared to the actual measurements, given the following swimming pool measurements: Mr. Joe's measurements: 35ft x 17.5ft Actual measurements: 35ft x 22.75ft (A) 0.1 (B) 0.2 (C) 0.3 (D) 0.4 I got choice

    asked by Anonymous on May 4, 2008
  33. Chemistry

    A scuba diver’s tank contains 0.29 kg of O2 compressed into a volume of 2.3L. A)calculate the gas pressure inside the tank at 9 Celsius. B) what volume would this oxygen occupy at 26 Celsius and 0.95atm? Answer is a)91atm B) 2.3 x 10^2 L Trying to find

    asked by Lala on January 18, 2018
  34. physics

    Three blocks are in contact with each other on a frictionless horizontal surface. A 696 N horizontal force is applied to the block with mass of 4.7 kg as shown in the figure below. The acceleration of gravity is 9.8 m/s 2 . 4.7 kg 5.5 kg 7.1 kg ) What is

    asked by Anonymous on October 19, 2012
  35. Math - Algebra (Percents and Ratios)

    At a little league game, three fourths of the people in the stands were kids amd the rest were parents. If the ratio of dad to moms is 3:4, what percent of the people attending the game were moms? (Give answer to the nearest percent.)

    asked by Christine on December 14, 2016
  36. math

    nikki makes 6.50 an hour she plans to buy a cd burner that costs 275.20 write and solve an inequality describing how long nikki will have to work to be able to buy the burner answer to the nearest hour a h>268.70 b h>42.3 c h 43

    asked by hannah on December 29, 2017
  37. Chemistry

    The heat of vaporization of benzene, C6H6, is 30.8kJ/mol at its boiling point of 80.1 degrees celsius. How much energy in the form of heat is required to vaporize 102g of benzene at its boiling point? I know that the answer is 24.2kJ but i am not sure how

    asked by Hannah on February 5, 2012
  38. Chemistry

    1) what mass of oxygen will react with 2.64g of magnesium? 2Mg + O2 -> MgO I was going to do 2.64g * (1/2) from the equation but im not sure. Do I have to add a 2 in front of the MgO? 2) How many moles of sodium ions are present in 2.50 L of 0.300 M

    asked by Hannah on December 4, 2011
  39. Math 207

    If the work required to stretch a spring 4 feet beyond its natural length is 17 foot-pounds, how much work is needed to stretch it 35 inches beyond its natural length? Your answer must include the correct units. (You may enter lbf or lb*ft for ft-lb.)

    asked by Anonymous on May 2, 2012
  40. Ed. tech HELP!!!

    When viewing a presentation, words on slides may appear to fly in and out or dissolve. What makes text in a presentation do this? A. The addition of text animations B. The addition of slide transitions C. The addition of Action buttons D. The addition of

    asked by Anonymous on October 13, 2014
  41. maths

    determine the cost ratio (Retail Method) for Twilight Games and Comix Store if the cost of goods available for sale is $36,000 and the retail value of good available for sale is $90,000(express your answer to the nearest one-thousandth)

    asked by JIM CHARLES on April 6, 2012
  42. math

    Jennifer considered the numbers 4, 24, 44, and 64 and noticed that they all ended in 4 and that they can be divided evenly by 4, leaving no remainder. She concluded that all numbers that end in 4 can be divided evenly by 4. What type of reasoning did

    asked by kim on January 20, 2010
  43. physics

    A 2172.5 kg car is coasting along a level road at 34.7 m/s. A constant braking force is applied,such that the car is stopped in a distance of 50.5 m. What is the magnitude of the braking force? Answer in N. Here is my way, but im not sure if im correct:

    asked by alexa on July 2, 2011
  44. physics

    A car starts from rest and travels for 7.8 s with a uniform acceleration of 3.2 m/s2. The driver then applies the brakes, causing a uniform acceleration of −1.1 m/s2. If the brakes are applied for 2.8 s, how fast is the car going at the end of the

    asked by Ari on October 30, 2011
  45. Cultural Anthropology

    A Big Man’s position differs from a chief’s position is not based on wealth. is based on personal skills and charisma. is an ascribed status. is reinforced through supernatural authority. My answer is a ascribed status is this correct?

    asked by Beth on January 20, 2013
  46. Chemistry

    If each balloon is filled with carbon dioxide gas at 20 degrees C and 1 atmosphere, calculate the mass and the number of moles of carbon dioxide in each balloon at maximum inflation. Use the ideal gas law in your calculation. Someone please let me know the

    asked by Cindy Avalos on January 27, 2016
  47. Math

    Luke walks 1 3/4 miles each way to school. Tuesday before he realized he left his lunch at home and had to go back to get his lunch. How many miles did luke walk on wednesday to and from school? A: 3 1/2 B: 4 C: 4 1/2 D: 2 3/4 I don't understand tis one.

    asked by Jules on October 7, 2014
  48. carpentry, math

    A rectangular building measures 64′ in length and 32′ in width. If the wall studs will be spaced at 16″ OC, what would be the total number of studs needed for the exterior wall of this building? A. 186 B. 212 C. 204 D. 192 Would the answer be 192?

    asked by doug on November 19, 2018
  49. physics

    A speedy tortoise can run at 0.12 m/s, and a hare can run 18 times as fast. In a race, they start at the same time, but the hare stops to rest for 1.5 min, so the tortoise wins by a shell (20 cm). How long does the race take? Answer in units of s

    asked by karen on September 11, 2014
  50. Physics please explain

    In the quantum mechanical picture of the hydrogen atom, the orbital angular momentum of the electron may be zero in any of the possible energy states. For which energy state must the orbital angular momentum be zero? n = 1 n = 2 n = 3 n = 4 Give your

    asked by Mary on December 14, 2007
  51. math

    Joe made 15 points in a basketball game, 3 points are given for a long shot, 2 points given for a field goal, and 1 point is given for a free throw. In how many ways can Joe score 15 points? My answer: 6 ways is this correct or incorrect please help

    asked by PLEASE CHECK MY ANSWER ASAP! on April 23, 2016
  52. Chemistry

    The vapor pressure of pure water at 30C is 31.8Torr. What is the vapor pressure of a solution of NaCl dissolved in water when the mole fraction of NaCl is 0.111? I am wondering if this would be correct. 0.11*31.8= 3.5 Torr Is there another way to solve

    asked by Christopher on January 29, 2017
  53. English

    What is wrong with the following sentence? Do you advise me to go to college or that I should get a job after high school? Choices: 1. Run-on 2. Misplaced part 3. Lacks parallel parts 4. Properly constructed sentence Answer is 3 Lacks parallel parts.

    asked by Cheryl Montgomery on June 16, 2005
  54. chemistry

    Suppose you have a mixture of hydrogen and methane (CH4) gases that are at equilibrium. What is the ratio of the average speed of the methane (CH4) relative to the hydrogen ? Express the answer as a fraction (e.g. 0.621). I know that im suppose to use the

    asked by Jazmin on October 10, 2010
  55. Physics

    If the work required to stretch a spring 4 feet beyond its natural length is 17 foot-pounds, how much work is needed to stretch it 14 inches beyond its natural length? Your answer must include the correct units. (You may enter lbf or lb*ft for ft-lb.)

    asked by Hao on March 18, 2014
  56. Physics

    A particle travels horizontally between two parallel walls separated by 18.4 m. It moves toward the opposing wall at a constant rate of 9.8 m/s. Also, it has an acceleration in the direction parallel to the walls of 3.7 m/s2.At what angle with the wall

    asked by Diana on October 31, 2010
  57. p.e

    When chosing a snack it is important to select a food that contains a large amount of these essential nutrients in comparison to the caloric value of the food. A. Vitamins/ nutrients B. Vitamins/ minerals C. Vitamins/ poteins D, Vitamins/ vegatiables Is

    asked by Anonymous on October 6, 2014
  58. Calculus - - Dividing Radicals

    For the radical symbol, I'll just make a v. 3V240/V108 V240 = 4V15 V108 = 6V3 4V15/6V3 = ??? I am able to divide 3 into 15, and I get 5. But I cant do the same with 4 and 6 because they don't go into eachother evenly, and I can't reduce them either,

    asked by -Untamed- on September 29, 2011
  59. spanish

    Last one: Question: Oye, cual? de estas camisas prefieres? A mi me gusta la armilla, y ademas, mira, me queda perfectamnete. I do not prefer ( like) either the yellow shirt or the admeas?? one. Answer: No me gusta camisas la armilla or ademas.

    asked by sam on October 23, 2007
  60. Sociology

    Did I choose the correct answer #3 In the mid- to late 1880s, the United States experienced a surge in immigrants from 1)Japan and Cuba. 2)China, Japan, and Mexico. 3)China and Japan < I chose this one< 4)China and Canada.

    asked by Sharon on October 6, 2012
  61. spanish HELP

    thanks is this correct. IS THIS CORRECT Yo uso los ipods por la musica? Next Cuanto dinero se necesita para comprar un XBOX? MT ANSWER? Dos Cien dolares es neccessario para comprar un XBOX

    asked by sam on December 3, 2008
  62. Algebra

    --------------MP3------NO MP3---TOTAL CELL PHONE-----57--------122------?? NO Cell Phone--30---------65------?? Total --------- ??---------?? ----?? Answer all "5 question marks." The same students responded to both questions. Complete the two-way

    asked by Jalen on April 6, 2016
  63. MATH

    5x-4y= -3 2x + 7y= 5 How to solve this linear system shown above by using elimination strategy ? (5x-4y= -3) *2 ->10x - 12y= 6 (2x + 7y= 5) *5 -> 10 +35y= 25 ___________________________________________ -47y = -19 y = -19/47 10x - 12y= 6 10x - 12(0.4) = 6

    asked by td on April 12, 2015
  64. Algebra

    The hudson record store is having a going-out-of-buisness sale. CD's normally sell for $18.00. During the first week sale, all CD's will sell for $15.00. a. written as a fraction, what is the rate of the discount? b. what is this rate expressed as a

    asked by Alexis on June 2, 2010
  65. math 156

    Jennifer considered the numbers 4, 24, 44, and 64 and noticed that they all ended in 4 and that they can be divided evenly by 4, leaving no remainder. She concluded that all numbers that end in 4 can be divided evenly by 4. What type of reasoning did

    asked by Ty on January 20, 2010
  66. Chemistry

    If each balloon is filled with carbon dioxide gas at 20 degrees C and 1 atmosphere, calculate the mass and the number of moles of carbon dioxide in each balloon at maximum inflation. Use the ideal gas law in your calculation. Someone please let me know the

    asked by Cindy Avalos on January 27, 2016
  67. Math please help!

    Mrs. walter drove 350 miles on 25 gallons of gas.mr walters drove 480 miles on 32 gallons of gasfind the mileag per gallon for each car which car is getting the better mileage pergallon? Show your answer.

    asked by ^_^ on March 2, 2016
  68. Functions

    State the domain and range of each function. Justify your answer a) y=1/(x+5) b) y=√1-2x I know how to do domain and range, but I don't remember what shapes these form. It's not parabolas, is it? Then, to justify them, I need to draw them, so that's why

    asked by Sally on September 8, 2009
  69. Math

    A circular table is painted yellow with a red square in the middle. The radius of the tabletop is 6x. The side length of the red square is 3x. What is the area of the yellow part of the tabletop? Write your answer in factored form.

    asked by Jane on January 26, 2012
  70. TRIGONOMETRY

    Can someone please show me step by step solutions? I'd appreciate if you did so I know how you get the answer. Thank you so much! Solve each equation, giving a general formula for all of the solutions: a)2sin^2 x-5sinx-3=0 b)(cosx-(sqrt2/2))(secx-1)=0

    asked by Kate on May 18, 2013
  71. algebra 1

    in the equation 5x+y=-1,m= I will be happy to critique your work on this. Please note that we don't do students' homework for them. Once YOU have come up with attempts to answer YOUR questions, please re-post and let us know what you think. Then someone

    asked by kim on April 4, 2007
  72. Statistics

    Suppose that grade point averages of undergraduate students at one university have a bell-shaped distribution with a mean of 2.62 and a standard deviation of 0.43. Using the empirical rule, what percentage of the students have grade point averages that are

    asked by Jose on September 18, 2017
  73. Biology Lab

    Can you please show me how to answer this question using C1V1=C2V2 A scientist receives a vial containing a protein at at concentration of 35mg/ml and is asked to add 0.25ml of it to 6.75mls of Biuret solution. What is the concentration of protein in the

    asked by Mandy on June 17, 2012
  74. COM 135

    What are some important characteristics of effective written communication? How do these qualities help in communicating information to a receiver? Explain your answer. Identify the four main types of audiences. o Provide examples of the characteristics of

    asked by Dawn on February 3, 2008
  75. Ed. tech

    When viewing a presentation, words on slides may appear to fly in and out or dissolve. What makes text in a presentation do this? A. The addition of text animations B. The addition of slide transitions C. The addition of Action buttons D. The addition of

    asked by anonymous on October 13, 2014
  76. math

    a circular table is painted yellow with a red square in the middle the radius of the tabletop is 6x the side legh of the red square is 3x what is the area of the yellow part of the tabletop. write answer in factored form

    asked by sadai on March 19, 2013
  77. Chemistry

    If the initial concentration of NO(g) is 6.745 mol/L, calculate the % of NO(g) left over after the reaction reaches equilibrium according to the balanced equation. The value of Kc at 2400 K is 400.00. The initial concentration of the reaction products is 0

    asked by Amphee on April 7, 2010
  78. algebra

    The atmospheric pressure P in pounds per square inch (psi) is given by P = 14.7 e−0.21 a where a is the altitude above sea level (in miles). If a city has an atmospheric pressure of 12.31 psi, what is its altitude? (Recall that 1 mi = 5,280 ft. Round

    asked by rita on February 9, 2015
  79. Statistics

    At a car rental agency, 0.34 of the cars are returned on time. A sample of 13 car rentals is studied. What is the probability that more than 3 of them are returned on time? Write only a number as your answer. Round to 2 decimal places ( for example: 0.24).

    asked by Obi on October 1, 2015
  80. physic

    The star nearest to our solar system is said to be 3.8 ly away. How many km. away is this if a spaceship can travel at the speed 100 times that sound , how long armed it take that spaceship to travel from the earth to the nearest star. Express your answer

    asked by presalie on July 24, 2011
  81. ElectroChem

    Find the Emf for the cell Cr(gr) | Sn4+(aq, .059 M), Sn2+ (aq, .059 M) || Fe3+ (aq, .15 M), Fe2+ (aq, .015 M) | Pt(s) if the standard cell emf is .77 V at the cathode and .15 V at the anode. Answer in Units of V. If would be nice if you could show me step

    asked by Chemstudent on February 23, 2015
  82. math

    Joe made 15 points in a basketball game, 3 points are given for a long shot, 2 points given for a field goal, and 1 point is given for a free throw. In how many ways can Joe score 15 points? My answer: 6 ways is this correct or incorrect please help

    asked by PLEASE CHECK MY ANSWER ASAP! on April 24, 2016
  83. ElectroChem

    Find the Emf for the cell Cr(gr) | Sn4+(aq, .059 M), Sn2+ (aq, .059 M) || Fe3+ (aq, .15 M), Fe2+ (aq, .015 M) | Pt(s) if the standard cell emf is .77 V at the cathode and .15 V at the anode. Answer in Units of V. If would be nice if you could show me step

    asked by Chemstudent on February 24, 2015
  84. history

    American Civil War literature developed between the years _[blank]​_. 1870 and 1900 1700 and 1850 1800 and 1860 1850 and 1880 i believe the answer is a because the civil war didn't start until the 1860's.

    asked by michael on April 26, 2019
  85. Math

    Which of the following options best describes the function graphed below? A graph shows a slanting straight line that starts at the origin and goes up. Nonlinear increasing Nonlinear decreasing Linear increasing Linear decreasing I believe the answer is C.

    asked by Marc-Anthony on January 11, 2016
  86. Ed tech

    If you were writing a timeline of a historical period, what type of graphic organizer would you most likely choose to use your prewriting to help with time order? most likely choose to use in your prewriting to help with time order? Word web. Sequence

    asked by LOVE on August 11, 2016
  87. physics

    an unstretched hanging spring is 50cm long. suspending a 100N weight from it makes its lenght 60cm. Adding another 100N weight will make the spring -- 60cm, 70 cm, 80 cm, 100 cm, or 120 cm. No idea how they came up with any of the five ??? My answer was

    asked by Jen on July 12, 2010
  88. math

    The cost of a telephone call is $0.75 + $0.25 times the number of minutes. Write an algebraic expression that models the cost of a telephone call that lasts t minutes. i got C= 0.75 + 0.25t am i correct? pls help if im not :( and show me how u got the

    asked by lisa on October 1, 2013
  89. physics

    A particle travels horizontally between two parallel walls separated by 18.4 m. It moves toward the opposing wall at a constant rate of 9.4 m/s. Also, it has an acceleration in the direction parallel to the walls of 5.8 m/s^2 What will be its speed when it

    asked by Emily on December 16, 2012
  90. math

    In the past, the value of houses a local realtor has sold is normally distributed with a mean of $253,000 with a standard deviation of $65,000. How much does a house have to sell for so that the house is in the bottome 20% of lowest selling houses for the

    asked by kayla on August 18, 2018
  91. Pharmacy (Specific gravity of mixtures)

    If a pharmacist mixed 1 pint of propylene glycol having a specific gravity of 1.20 with 500 mL of water, how many milliliters additional propylene glycol should be added to change the specific gravity to 1.15? Please help with how to do this problem. I've

    asked by Anonymous on May 20, 2016
  92. earth

    The acceleration due to gravity on planet X is one fifth that on the surface of the earth. If it takes 4.6 s for an object to fall a certain distance from rest on earth, how long would it take to fall the same distance on planet X? Answer in units of s

    asked by Anonymous on September 26, 2011
  93. English Comp

    Which of the following is an example of a primary source? A. A biography of Benjamin Franklin B. A journal article that reviews various reports on Benjamin Franklin C. A website that tells stories about Benjamin Franklin D. Benjamin Franklin's diary My

    asked by LunarBerry on May 10, 2019
  94. English

    Chose the answer that identifies the three cases of pronouns. nominative, possessive, objective

    asked by Ana on March 30, 2016
  95. Chemistry

    Iron combines with oxygen and water from the air to form rust. If an iron nail were allowed to rust completely, one should find that the rust weighs: I know the answer is the rust should way more than the nail it came from but can someone explain why

    asked by Jessica on January 17, 2014
  96. Math

    The rectangular coordinates of a point are given. Find two sets of polar coordinates for the point for 0 is less than or equal to Q is less than 2pi. (-3,-3) My answers were (-3sqrt2, pi/4) and (pi/4, -3sqrt2). My teacher said that my answers have to be in

    asked by Abbey(Urgent Please help) on May 5, 2010
  97. College Calc 1

    Find the area bounded by the parabola y^2=4x and the line y=2x-4. Use vertical representative rectangles (integrate with respect to x) and horizontal representative rectangles (integrate with respect to y). the answer is 9 square units ... i just need to

    asked by Ashton on December 15, 2010
  98. math

    victoria has a 2-pound package of flour. she uses 2/5 of the flour to make a pizza. She then uses 3/10 of the remaining flour to make bread. Find the weight of the package of flour that she has left. Express answer in decimal.

    asked by robin on February 27, 2019
  99. Home work help

    I need help for this math question: Can you provide the steps on how you got the answer to this question? A bank requires a monthly payment of $33.45 on a $2500 loan. At the same rate, find the monthly payment on a $10,000 loan.

    asked by Lisa on November 10, 2008
  100. Physics

    You build a loop-the-loop in your backyard. It has a diameter of 3.10 m. a) How fast will you have to be moving at the top of the loop to avoid falling off? The answer I got was 3.90 m/s. Is this correct? b)If you'll be coasting from the time you get to

    asked by Susan on December 3, 2016

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