Questions Asked on
December 7, 2016

  1. Math

    Rationalize each dominator and simplify. All variables represent positive numbers. 10 / 5-√5 I tried but I couldn't get the answer right.

    asked by Katrina
  2. English

    1. The greeks believed that zeus, the king of the gods, lived on mount olympus. 2. The titanic sank after hitting an iceberg off the coast of newfoundland. 3. My cousin collects scandinavian pottery. 4. Stephanie is taking english, math II, and biology. 5.

    asked by Hayden
  3. G.p.

    For what value of x the numbers x-2,x,x+3 are in g.p.

    asked by Warnar
  4. G.p.

    The sum of n terms of a series is a.2^n-b, find its n th term. Are the terms of this series in g.p.? sir this question answer (a2^n-1)

    asked by Warnar
  5. Statistics

    The heights of kindergarten children are normally distributed with a mean of 39.5 inches and a standard deviation of 3.8 inches. In a kindergarten class of 23 children, what is the probability that their mean height is between 38.1 and 41.2 inches?

    asked by Jose Garcia
  6. math

    i really need help i do not understand this question at all Bryce lives 26miles from his grandmothers house. how many kilometers does bryce live from his grandmothers house? round your answer to the nearest tenth of mile. 1km= o.62mi if you help i will

    asked by depression
  7. math

    an arithmetic series is such that the ninth term is zero and the sum of first 25 terms is 50.the first term of the series?

    asked by Ana
  8. G.p.

    Find the sum of the series 1+1/3+1/9+1/27+...to n terms.

    asked by Warnar
  9. G.p.

    Find the sum of the series 1-1/2+1/4-1/8+...to n terms.

    asked by Warnar
  10. Geometry progression

    Find the n th term and the sum to n terms of the series: 1+(1+2)+(1+2+2^2)+...

    asked by Warnar
  11. math

    a length of 200 cm is divided into 25 sections whose lengths are in A.P.given that the sum of the length of the 3 smallest sections is 4.2,the length of the larger section is? please help ...

    asked by Ana :)
  12. science

    What process forms high non-volcanic mountain ranges? A. One tectonic plate is splitting apart into two plates. B. Two tectonic plates are colliding and pushing together. C.One tectonic plate is sliding past another tectonic plate. D. Two tectonic plates

    asked by crywolf
  13. maths

    ABC is an isoscelea triangle with AB =AC and its perimeter is 64cm .the altitude from A to BC is 24cm.find the length of AC and BC?

    asked by ian
  14. English Riddle

    some have more than a hundred some have got none;clue:has got many colours,trump has one,matiangi has two,

    asked by rodgers
  15. pmt coching chemistry

    25 ml of 3M hno3 are mixed with 75ml of 4.0M HNO3 if volumes are additive then find molarity

    asked by sanju kurmi
  16. Thermo Dynamics

    Would like to see the following problem worked out. Having trouble solving. Explanation would be helpful. Given:Water at 20 Degrees C is filled to the top of a 15 m high, 15 m diameter tank. The tank is connected to a 15 m section of 5 cm diameter pipe

    asked by Anthony
  17. Maths

    a rectangular metal sheet of length 30cm and breadth 25cm is to be made into an open box of base area 300cm by cutting out equal squares from each of the four corners and then bending up the edges find the length and the side cut from each corner

    asked by Mayur
  18. Math

    Six people shared 3/5 pound of peanuts equally. What fraction of a pound of peanuts does each person receive

    asked by Savannah
  19. physics

    How much work is done in lifting a 300 Newton rock 10 meters from the ground?

    asked by battang
  20. algebra

    Apple Company has releases its new i-phone in the market with a suggested retail price of Php 35, 500. Many consumers are waiting for this model because of its unique and more advanced features. You are working as a marketing manager of the i-store, one of

    asked by heeeeeeeeeelp
  21. Physics

    A mango is dropped and falls freely from rest what are its position and velocity after 1.0s,2.0s, and 3.0s

    asked by Aliyu lawan danzomo
  22. Science

    I can dispense 300 liters of liquid continuously in one hour from a given temp. of 22*c down to 7*c. (delta T=15) How many liters and in what time can I dispense from a temp. of 24*c down to 3*c ? (delia T=21)

    asked by Peter
  23. Algebra

    A laboratory technician wishes to mix a 70% saline solutio and a 20% solution to prepare 500ml of a 40% solution. What amount of each solution should be used?

    asked by Raquel
  24. Maths

    An auditorium has 600 seats.2/3 of the seats are empty.how many seats are empty

    asked by Anonymous
  25. Science

    Write the ionic equation for dissolution and the Ksp expression for PbC12.

    asked by Tammy
  26. math(A.P)

    the least vaue of 'n' for which the sum of the first n-odd natural numbers exceeds 5000 is?

    asked by ann
  27. PHYSICS

    Particles called mesons are produced by accelerator beams. if these particles travel at 2.70* 10^8 m/s and live 2.60*10^-8 s when at rest relative to an observee how long do they live as viewed in the laboratory?

    asked by JAY
  28. CCA CHECK ANSWERS

    what type of power does the constitution grant to the supreme court? A)executive power B)federal power C)Judicial power D)legislative power*** Which are examples of judicial restraint in the supreme Court ? Select all the apply A)The verdict overturns the

    asked by A.A
  29. duet

    if a.b.c.d are four consecutive terms of an arithmetic progression then show that a^2 -d^2=3(b^2 - c^2)

    asked by tazeen
  30. maths

    A rectangular plot of dimensions 125m by 78m is surrounded by gravel of width 3m uniform through out the plot. find the area of path and cost at 8.5 per m^2.find area of path

    asked by fab
  31. analytic geometry

    the segment (1,1) & (3,3) is extended a distance equal to three times its own lenght. Find the terminal points. please I need help

    asked by kevz
  32. physics

    Is the photoelectric effect a direct consequence of the wave character of E.M radiation or of the particle character of E.M radiation?

    asked by JAY
  33. math

    if 7 times the 7th term of an A.P is equal to 11 times its eleventh term , what will be its 18th term?

    asked by anon
  34. Chemistry

    You are given 1.226 g of a mixture of KClO3 and KCl. When heated, the KClO3 decomposes to KCl and O2, 2 KClO3 (s) → 2 KCl (s) + 3 O2 (g), and 246 mL of O2 is collected over water at 24 °C. The total pressure of the gases in the collection flask is 755

    asked by Ash
  35. math

    A sunday school of 12 members is to be seated on seven chairs and a bench that accomodate five persons . In how many ways can the bench be occupied?

    asked by rechel
  36. Math

    60%student in a school are boys. Find the total number of student in a school if there are 240 girls in the school.

    asked by Heman
  37. Math

    Please help with math 1. Provide a counterexample for the statement in parentheses. (1 point)“If a figure has four sides, then it is a square” 2. Identify the hypothesis of the statement in parentheses. (1 point)“If two angles form a linear pair,

    asked by Vera
  38. Chemistry

    What is tha process of balancing a chemical equation by partial equation method?

    asked by Brajesh kumar
  39. pre calculus

    Explain how you sketch a plane curve given by parametric equations? What is meant by the orientation of the curve?

    asked by Anonymous
  40. math

    24 equal squares. what is side length of one square.

    asked by kelly
  41. Science

    Place the following words into the illustration below : gametes, sporophyte, gametomphyte, and zygote. explain how the terms are related

    asked by Meme
  42. Physics

    Just as no mechanical device can be 100% efficient, no heat engine can transfer 100% of its heat to a single object. Some of the heat energy must be wasted (released into the environment). We have a heat engine that produces 150 J of heat, does 40 J of

    asked by Jessica
  43. precalculus

    can you please explain how you sketch a plane curve given by parametric equations? and explain what the orientation of a curve is?

    asked by john
  44. Physics

    The heat of fusion for water is 3.3 x 105 J/kg. How much heat energy is needed to can 3kg of ice at 0°C to water at 0°C? Show your work. Help please!! Don't give the answer, but please help me find the answer?! Thanks

    asked by Emily
  45. Physics

    How much heat energy is needed to change 0.25kg of water at 100°C to steam at 100°C? Show your work. Please don't give me the answer, I just need help figuring out how to find the answer. Thanks!

    asked by Mark
  46. Physics

    How much heat does a freezer need to remove from 1kg of water at 40°C to make ice at 0°C? (You will need to use the specific heat of water to drop the temperature first, before trying to make the phase change!) Show your work. Please help! Also, this

    asked by Jay
  47. math

    by weight,90% of tomato and 78% of potato is water. Find the total qunatity,by weight, of water in 90 kg of potato and 30 kg of tomato

    asked by KUKU
  48. Math

    Why the value of 'pie' is taken as 22/7?

    asked by Brajesh raj
  49. Algebra

    The total tickets sales for a highschool basketball game were $2.00. The tickets price for students was $2.25 less than the adult ticket price. The number of adults tickets sold was 230, and the number of students tickets sold was 180. What was the price

    asked by Karen
  50. Math

    prove that the one of the diagoals of a kite bisects the other

    asked by Brajesh bihta
  51. english

    according to the story of the devil and tom walker by washinton irving what are the social and cultural influences

    asked by lamisha
  52. algebra 1

    Name the point of intersection for the following system, if it exists. 4x – 3y = -3 3x – y = -6

    asked by Anonymous
  53. 5th grade math

    julie spends 3/4 hr studying on mon, 1/6 hr on tuesday and 2/3 hr on wednesday. how many hours does julie study on those 3 days?

    asked by kobie
  54. Chemistry

    I just need some ideas of what to put for these on my homework examples for extra credit Name a molecule that has: A) Tetrahedral Geometry B) Trigonal planar geometry C) Linear Geometry D) Bent Geometry

    asked by Anonymous
  55. Algebra

    I am 6 years older than my wife. Our twins go to the local comprehensive school. One of the twins noticed that the sum of their ages divided into the product of my age and the age of my wife is 63. How old am I?

    asked by Scott
  56. History

    During the ____, Americans were unable to import manufactured goods from England. One result was that Americans began buying finished goods made in factories in New England and the northwest. As a result, the war turned out to be a boon for American

    asked by What
  57. Geometry

    Solve for X, given BD=3x+5 and AE=4x+20 B is the midpoint of segment AC and D is the midpoint of segment CE. Solve for x, given BD=3x+5 and AE=4x+20

    asked by Unknown
  58. Math

    (_ _)*(_) = (_ _)+(_ _) = (_ _) ? Answer the formula , Using the numbers 1 to 9 without repeating each number .

    asked by Maricel
  59. geometry

    the interior angle measures of a triangle are in 3:8:9 what is the measure of this triangles largest interior angle

    asked by jim
  60. english

    what is the direct characterization of passerby often heard her voice raised in arguments with her husband

    asked by lamisha
  61. Spanish 1

    What is the correct plural form of "una bebida popular"? A.) una bebidas popular B.) una bebidas populares C.) unas bebidas popularas D.) unas bebidas populares (my answer) Anyone check it for me please? I just want to make sure.

    asked by the1975
  62. Math

    The bottom 30% of the students failed an end of semester exam. The mean for the test was 130 and the standard deviation was 27. What was the passing score?

    asked by Mark
  63. Math

    Ok I have some math questions I need help with i'm not asking for the answer i just need help

    asked by Nina
  64. Chemistry

    A certain substance has a heat of vaporization of 62.08 kJ/mol. At what Kelvin temperature will the vapor pressure be 4.50 times higher than it was at 361 K? I've gotten it to the point of: ln(4.50)=7466.47423176378616 K (1/361 - 1/T2) Solving for T2 but I

    asked by Anonymous
  65. Geometry

    List the sides of the triangle in order from longest to shortest. Angle D is 86 degrees Angle F is 50 degrees Angle E is 44 degrees *xy=segment* A) EF, FD, DE B) FD, DE, EF C) EF, DE, FD D) DE, FD, EF My answer: I think it would be B but I'm not sure. If

    asked by Unknown
  66. Algebra

    below are the functions of Y=|x| and y=|x| -9 how are the functions related

    asked by Help
  67. precalculus

    Convert to Rectangular: r*tanΘ/secΘ=2 ________________________________________ y=2 y=½ x=2 x=½

    asked by john
  68. History

    What role does the factor play in the plantation economy? A. The factor manages the plantation workers. B. The factor is the middleman who negotiates the price and sale of cotton. C. The factor represents the government in the management of the plantation

    asked by Philisnotonfire
  69. precalculus

    Convert to Polar: (3, -7) A) ( √58, 337) B) ( √58, 23) C) ( √6, 337) D) ( √6, 23) I do not know which is the correct answer because I worked it out and got (√58, -66.8014) Could you please tell mewhich answer is the right one

    asked by john
  70. Social studies

    Specialization most helps producers by growing what? A Consumer Demands B labor productivity C prices of goods D levels of trade I think its A

    asked by Jimmy
  71. Physics

    To what potential a sphere of radius 10cm be charged so that the surface density of charge is equal to 1

    asked by Arisha imtiaz
  72. Check Answer!!

    You deposit $4,600 in an account earning 2.5% interest compounded quarterly. How much will you have in the account after 8 years? (Note: Use n=12 for monthly compounding, n=4 for quarterly compounding, n=2 for semiannual compounding, and n=1 for annual

    asked by Anonymous
  73. Math

    Considering linear, quadratic, and exponential lines of best fit: If you're studying a set of data, how can you decide which of those three types of model would be most appropriate for the data?

    asked by Carly
  74. Language Arts

    While television can be entertaining and educational, it also has a dark side, especially for children. On average, children spend nearly 4 hours a day watching television. The harmful effects of television viewing far outweigh any benefits. Doing poorly

    asked by Anonymous
  75. Language Arts

    I began a written correspondence with my grandmother when I was a young child. We did not live within visiting distance, and writing was a way for us to “visit” each week. Sunday was the day she would rest from her labors on the farm. Taking her dime

    asked by Anonymous
  76. Financial Accounting

    Explain the reason for creation of provision, how they are accounted for, and where it is presented in the funancial statement.

    asked by shima
  77. Algebra

    Write the ratio 16:24 in simplest form 1:2 4:3 3:4** 2:3 @Mrs.Sue can you please check my answer

    asked by Someone
  78. Physics

    Chameleons catch insects with their tongues, which they can extend to great lengths at great speeds. A chameleon is aiming for an insect at a distance of 22 cm. The insect will sense the attack and move away 60 ms after it begins. In the first 60 ms, the

    asked by Anonymous
  79. Language Arts

    If someone were to say, "Star Wars is known as one of the world's best movies because the story was so complex and innovative," would that be an opinion, inference, or a fact?

    asked by LouLou
  80. Chemistry

    Draw and repeat unit for a reaction product of glycol: HO-CH2-CH2-CH2-CH2-OH with the following carboxylic acid: HO-C-CH2-CH2-C-OH = = O O

    asked by Anonymous
  81. Check Answer!!

    You deposit $4,300 in an account earning 3.5% interest compounded semiannually. How much will you have in the account after 9 years? 4300(1+.035/2)^(2x9) ~~ 5876.08

    asked by Anonymous
  82. Math

    4. What are the coefficients in the polynomial 7x^2 - 4x + 6? A. -7, 4 B. 7, 4, -6 C. 7, -4, 6 D. 7, -4 ***

    asked by Embershy
  83. chemistry

    A bottle of commercial hydrochloric acid solution So is labeled 37% composition by mass, density 1.19 kg/L. Calculate the concentration of solution So. 4.2 ml of So are diluted to 500ml solution called S. We titrate S with 200 ml of KOH solution of

    asked by angy
  84. math

    Twenty-five is equal to one more than eight times a number. What is the number?

    asked by elisa
  85. Health

    According to MyPlate which two food groups should you consume in the largest amounts? A:Fruits And Grains B:Grains and Protein C:Protein and Veggies D:Veggies and Grains I'm still not sure... However, if you can't help, no worries!

    asked by Herllo
  86. Science

    Recall from previous activities in this lesson which era is sometimes referred to as the Age of Mammals. Locate and click on this section of the geologic time scale, and list the other possible names that could have been used to describe this era, and why.

    asked by Anonymous
  87. Physics

    How much heat energy is needed to change 0.25kg of water at 100°C to steam at 100°C? Show your work. Please don't give me the answer, I just need help figuring out how to find the answer. Thanks!

    asked by Mark
  88. Algebra

    A baseball player hits a foul ball straight up in the air from a height of 4 feet off the ground with an initial velocity of 85 feet per second. When is the ball 110 feet off the ground?

    asked by Ashley
  89. Modular inverse

    15x= mod88 Trying to work out the inverse of this, so far using Euclids algorithm I've got the GCF as 1 but I'm not sure where to go from here. Anyone able to help?

    asked by Mrbob
  90. Language Arts

    1.Read the sentence below: Biologists have created an immortal frog. They removed its vocal chords and now it cannot croak. Which of the following correctly explains the pun in this sentence and the word or words on which it is built? A. Biologists-these

    asked by Laney
  91. Statistic

    Heights of men on a baseball team have a​ bell-shaped distribution with a mean of 169 cm169 cm and a standard deviation of 9 cm9 cm. Using the empirical​ rule, what is the approximate percentage of the men between the following​ values? a. ​% of

    asked by Mark
  92. English

    What would some of great thesis statement examples about Usher Syndrome? I have one, but I would like to see more. Any help would be greatly appreciated

    asked by Anonymous
  93. simple interest

    If you would like to make $1213 in 8 years, how much would you have to deposit in an account that pays simple interest of 5%?

    asked by Anonymous
  94. Math Estimating Sides of a Triangle

    Use the diagram below to answer the question that follows. I couldn't copy the diagram into this. It basically shows a Triangle ACD with CD=100ft. Then another line intersects above angle A and reads BE= 30ft. AB=50ft. and BC=? That is the part it wants

    asked by Sheila
  95. pre calculus

    In the rectangular coordinate system, each point (x, y) has a unique representation. Explain why this is not true for a point (r, Θ) in the polar coordinate system.

    asked by john
  96. Social Studies Pretest Lesson 1 Unit 7

    1: Why is urbanization associated with the Industrial Revolution? A:The expansion of family farms refocused the nation on agriculture. B:The concentration of factories in cities brought job opportunities. C: Settlers expanded the frontier West of the

    asked by Reeces
  97. SRV301 introduction to Service Management

    A process capability index of two centered on the mean just meets Six Sigma standards. (Points : 1) True False

    asked by Christopher
  98. English

    Reading Bethune. Need help asap please! When Frances and Bethune quarrel in Act 1 Scene 2, Frances calls Bethune a hypocrite? How does Bethune defend himself from her accusation? In Bethune's opinion, who are the real hypocrites in the medical profession?

    asked by Tala
  99. chemistry

    ogen and oxygen react to form nitrous oxide as: 2 N2 (g) + O2 (g) ⇌ 2 N2O (g) Of a mixture of 0.482 mol N2 and 0.933 mol O2 is placed in a reaction vessel of 10.0 L and allowed to from N2O at a temperature for which Kc = 2.0 X 10-37, what will be the

    asked by Marwan
  100. physics

    A 873-kg (1930-lb) dragster, starting from rest completes a 403.6-m (0.2523-mile) run in 4.935 s. If the car had a constant acceleration, what would be its acceleration and final velocity?

    asked by Jahlyssa
  101. Geom A

    6. In ABC, m

    asked by Lilly
  102. Social Studies

    Could someone give me a character sketch of James I???

    asked by Owen
  103. ELA

    This is from The Cay!! which of the following best describes Phillip and Timothy's relationship? a.Phillip regards Timothy as a father figure b.they have learned to tolorate each other c.they enjoy a close friendship d.they rely on each other for the sake

    asked by Herllo
  104. History

    When President George Washington suppressed a rebellion of farmers in Western Pennsylvania for refusing to pay the whiskey tax, he?

    asked by Anonymous
  105. astronomy

    Mars currently has a liquid convecting core.

    asked by abdallah
  106. Statistics

    Construct a 99% confidence interval for life expectancy of a new GE light bulb. 64 bulbs are randomly selected and a mean of 750 hours and a standard deviation of 20 hours is found. Assume the distribution of life expectancy is normally distributed.

    asked by Sharon
  107. 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
  108. Math

    Mr.angulo buys 5/8 pounds of red grapes and 3/8 pounds of green grapes how many pounds of grapes did Mr. Angelo buy in all

    asked by Kie'Myrah
  109. Math

    All of the following statement are true about factors EXCEPT: Complexity, Miniaturization, and productivity are examples of adjustment factors. A cost factor is a cost estimating relationship, where the dependent variable is not directly proportional to

    asked by David
  110. Algebra 2(help please!!)

    Alisha bought a collection of 500 old pennies. She chose 20 pennies from the collection and recorded their dates. Seven pennies had dates earlier than 1980. What percent of the pennies in Alisha’s collection have dates earlier than 1980? How would I

    asked by Emma
  111. Math

    Can someone walk me through this? For the equation Ax + By = C (where A, B, C are real numbers) what is the slope (in terms of the traditional y = mx+ b) and state any restrictions. Please!

    asked by Madyson
  112. Social Studies

    I am doing a character sketch of James I. Is this ok?? Intelligent man who always did the wrong thing. He did not make good impressions on people. His habits were that he was slovenly and he had a big tongue. He enjoyed angering the Puritans. He encouraged

    asked by Owen
  113. Algebra 2(help please!!)

    1. Tony decides to use observation. He visits 10 students and observes them doing schoolwork at home for 30 min. If a student looks at social media during that time, he notes it. (a) Provide an advantage of using observation. (b) Provide a disadvantage of

    asked by Emma
  114. Homework

    Hi, I need help with my homework, the homework is about multistep, I'm having issues with this subject and I need help.

    asked by Anonymous
  115. Math

    5 x 5 grid with 6 shaded cells, I need a ratio and a percent. A. 6/25, 30% B. 3/50, 6% C. 6/25, 24% D. 3/10, 30% Help ASAP?

    asked by Help, in a rush, need to pass.
  116. English

    1. She made herself up in front of the mirror. 2. She made up herself in front of the mirror. 3. She likes making up before the mirror. (Are they grammatical?) 4. She applied cosmetics on her face. 5. She applied makeup on her face. (Are both the same in

    asked by rfvv
  117. Social Studies Lesson 1 Unit 7

    1:Which of the following was a significant innovation of Lowell Mills that increased productivity? A:Combining spinning and weaving in the same factory B:Seperating spinning and weaving to different factories C:Employing mainly formal African-American

    asked by Reeces
  118. backwards substitution

    15x \equiv 20 (mod 88) 13=88-5*15 2=15-1*13 1=13-2*6 GCF is 1. Im trying to use backwards substitution and so far have 1=13-2*(15-1*13) but I dont understand what to do next, can anyone help?

    asked by Anon
  119. Chemistry

    electrons are ejected when a metal is irradiated with 570 nm light. if the wavelength of the ejected electrons is 1.0 nm, what is the work function of the metal? The answer is 1.08 X 10^-19 J, but I dont know how to get here

    asked by Joshua
  120. Math

    For 5 and 6 add or subtract 5. (m^2-m+3) + (m-1) A. m^2-m-2 B. m^2+2*** C. m^2-2 D. m^2+m+2 6. (5x^2+x-3) - (-2x^3+4) A. -2x^3+5x^2+x-7 B. -2x^3+5x^2+x+1 C. 2x^3+5x^2+x+7*** D. 2x^3+5x^2+x+1

    asked by Embershy
  121. English

    What would be some great thesis statement examples about Usher Syndrome? I have one, but I would like to see more. Any help would be greatly appreciated

    asked by Anonymous
  122. MATH help ASAP

    explain why the ratios 6/9 and 8/12 are in proportion. i don't understand what the question is asking?

    asked by Jenn
  123. Math

    A new law requires that 12% of an individual's income be invested in the stock market. Your accounts show that you need to put $420 in the stock market this year. How much did you earn this year. A $5,040 B $350 C $504** D $3,500

    asked by Help, in a rush, need to pass.
  124. MATH, please help

    So this is a "Challenge" (we don't have to do it but my mum is making me) we haven't learned it, it's only if you want to do anything harder or more difficult. 1.explain why the ratios 6/9 and 8/12 are in proportion

    asked by Jenn
  125. Trignometry

    Please Help!!! Given: A= 10km S30degreesW and B= 15km S40degreesW Find the resulting vector (magnitude and direction) of the combined vectors

    asked by Alex
  126. MATH

    Logan bought 12 cookies 1/3 was choc chip 1/3 was sugar and 1/3 was peanut butter How many of each kind of cookie did Logan buy

    asked by Ryan
  127. Business

    Data Envelopment Analysis (DEA) is a method for: (Points : 1) measuring a firm's quality performance by comparing it with other companies that are recognized as "best in class." determining the feasibility of technological innovations in service

    asked by Christopher
  128. Physics

    A 775 kg roller coaster car is at the top of a roller coaster car is at the top of a roller coaster as shown below. The height of the car at point A is the minimum height that is necessary for the car to stay on the loop. The radius of the loop is 30 m.

    asked by jordan
  129. math, please help

    home work help al's garden is 18 feet long and 30 feet wide , he wants to put fence posts the same distance apart along all sides of the garden , what is the greatest distance apart he can place the fence posts

    asked by jordan
  130. Trigonometry

    Okay. Love the no help, now he thinks I'm stupid. My friend Nick is quizzing my on stuff I don't know. like this Given: A= 10km S30degreesW and B= 15km S40degreesW Find the resulting vector (magnitude and direction) of the combined vectors Please just

    asked by Alex
  131. Chemistry

    what is the lowest frequency photon that can ionize a hydrogen atom with excited state electron configuration 3s1

    asked by Joshua
  132. math

    Alex Hurry Guys what strategy was used

    asked by Ryan
  133. Science, please help!!

    I only have two questions, thank you! One difference between a point mutation and a chromosomal mutation is that ____ A. A point mutation affects the DNA of more genes than a chromosomal mutation B. A point mutation can involve a insertion or deletion, but

    asked by PoPo
  134. 8 Grd L.A.

    "When before in human history has so humanity collectively surrendered so much of its leisure to one toy, one mass diversion?" How would you answer the rhetorical question? ____________________________________________________________________________ I'm

    asked by Sean
  135. social studies (Egypt)

    who used canopic jars besides the pharaoh? Or only the pharaoh

    asked by Ella
  136. math

    Your office manager used 45 paperclips for handouts at his presentation from the 450 paperclips available in the stock room. What percentage of the original number of paperclips did NOT get used?

    asked by Anonymous
  137. physics

    A hoop is at rest at the top of a 3.0 m long ramp with an angle of evelation of 24°. If the hoop rolls down the ramp, what is the final velocity of the hoop at the bottom of the ramp

    asked by jordan
  138. math

    what is the strategy of 12 were bought by Logan 1/3 was choc.chip 1/3 was sugar 1/3 was peanut butter how many of each kind of cookie did logan buy

    asked by Ryan
  139. Business Dynamics

    Calculate the single risk premium (to 2 decimal places) to be charged today on an insurance product that pays regular claims of $500 in 1,2,3,...,25 years from today. Use an interest rate of 4% per annum.

    asked by Madison
  140. 8 Grd L.A.

    How does the repetition in the preceding sentence convey the author's negative attitude toward television? I think it shows how the author thinks negatively about television.

    asked by Sean
  141. Advanced Biology

    What process is being described" -the manufacture of carbohydrates, fats, and proteins -the taking in of water, food, and ions I cannot find these for the life of me. Thanks in advance.

    asked by Cassandra
  142. Geometry

    1.Which translation rule describes the translation that is 6 units to the right and 5 units down? A.(x, y)--> (x+6, y-5)**** B.(x, y)--> (x-6, y-5) C.(x, y)--> (x+6, y+5) D.(x, y)--> (x-6, y+5) 2.If point P(4,11) is reflected across the line y=3, what are

    asked by GummyBears18
  143. Grade 8 Lang Arts

    The story is "Trouble With Television" It has become fashionable to think that, like fast food, fast ideas are the way to get to a fast-moving, impatient public. How does the repetition in the sentence convey the author's negative attitude toward

    asked by Sean
  144. Physics

    We have a heat engine that produces 150 J of heat, does 40 J of work, and emits 110 J into another system. What is the efficiency of the heat engine? (show you work)

    asked by Mark
  145. Physics

    You exert a horizontal force of 200 N to pull a 10-kg box across the floor. If the coefficient of kinetic friction between the box and the floor is .42, what is the acceleration of the box?

    asked by Anonymous
  146. math

    The height above water level of a curved arch for a bridge can be modeled by h(x) = -0.009x^2 + 1.08x − 0.4, where x is the distancein feet from the point where the left leg of the arch is planted in the ground. A boat traveling under the arch is 26.5

    asked by Jalen
  147. Math

    How do you find the constant rate of change?

    asked by Sarah
  148. Physics

    A 100 watts light bulb has an average life of 2000 hours. How much energy does it consume over its lifetime? The only thing I got was power=100 watts and time = 2000 hours but I need to convert to seconds and I don't kn how to do that.

    asked by Salma
  149. Statistics

    If the probability of randomly choosing a county resident from a class of students is 65%, what is the probability of selecting exactly 7 county resident out of a random group of 10 students?

    asked by Kim
  150. 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
  151. Geography

    Did I answer these correctly? Q. Continent southeast of North America A. South America,Africa Q.How far is Panama City, Panama from San Salvador, El Salvador? A. 659 miles Q. Most of Cuba has an elevation of A. 0 to 500 feet above sea level Q. The

    asked by G
  152. Check my awns-The true cost of fossil fuels - Quiz

    _________ is a solid fossil fuel that forms from plant remains. Coal ** Hydrocarbon Natural Gas Petroleum Air pollution can be controlled by Permitting more storm runoff. Burning more coal. Eliminating Sewage Putting scrubbers on power ** Formed how are

    asked by Jacob
  153. Geometry

    If m

    asked by Freya
  154. math algebra

    At a college, records show that the average persons grade point average, G, is a function of the number of hours he or she studies and does homework per week h. The grade point average can be estimated by the equation : G=0.01h^2 +0.2h+1.2 To obtain a 3.2

    asked by tom
  155. Math

    What is the constant rate of change

    asked by Anonymous
  156. trigonomitry

    a ship is spotted in a distance it is 10 nautical miles directly east and is traveling directly north at 5 knots . your ship is currently facing east and given the current winds can travel at 6+(.01}b knots. What angle should your ship turn to catch up to

    asked by Mike
  157. math

    The daily electricity bill of a car manufacturing company can be modeled by the function C(x) = 800 – 10x + 0.25x^2, where C is the daily electricity bill, and x is the number of cars made each day. How many cars should the company make to pay the lowest

    asked by Jalen
  158. Art History, college

    Q:Describe, with specific examples, what kind of art the Hiberno-Saxons are best known for. Include a basic progression of this art-type’s development ? A: The kind of art that the Hiberno-Saxons are best known for is their illuminated manuscripts as

    asked by Alex
  159. L.A.

    Imagine you are going to add the following events to a plot diagram for The Watsons Go To Birmingham-1963, which would be apart of the "rising action?" A. Kenny shares his gloves with Rufus. B. Byron uses chemicals to straighten his hair. C. Kenny reads a

    asked by Help, in a rush, need to pass.
  160. Chem

    Positron Decay When positron decay occurs a _____ transform into a _____ and a positive ______ (_____). The positron is emitted and the ____ remains in the nucleus proton, nucleus Idk the other 3.

    asked by Anonymous
  161. Math

    If two pounds of meat will serve 5 people, how many pounds will be needed to serve 13 people?

    asked by Sarah
  162. Physics

    A circular disk of mass 0.4 kg and radius 36 cm, initially not rotating, slips down a thin spindle onto a turntable (disk) of mass 1.7 kg and the same radius, rotating freely at 3.4 a) Find the new angular velocity of the combination; b) The change in the

    asked by Ana
  163. Mat221

    Factoring with two variables Factor each polynomial X^2-25x+150

    asked by Samantha
  164. Algebra 2 Honors

    A stone is dropped from a height of 100 feet. The time it takes for the stone to reach a height of h is given by the function t = 1/4 √(100 - h) , where t is the time in seconds. Identify the domain and range of the function, and determine the height of

    asked by Philip
  165. math

    Find an equation of the line having the given slope and containing the given point. m equals negative 7​, ​(5 ​,9​)

    asked by Jamie
  166. Physics

    I am really struggling with these two questions. Please help! 1)Two ice skaters approach each other at right angles. Skater A has a mass of 61.2 kg and travels in the +x direction at 2.25 m/s. Skater B has a mass of 66.2 kg and is moving in the +y

    asked by Mikayla
  167. Math

    Gina works at a diner. She earns $6 each hour plus tips.In one week,she worked 37 hours a week and earned $43 in tips.How much did she make altogether? Write an equation. Use a variable for the unknown.Solve.

    asked by Mikaela
  168. Math

    Write an algebric expression to represent the phrase "subtract t from 9."

    asked by Marquel
  169. Math

    Write an equation for the line that is parallel to the given line and passes through the given point. y=3x+4;(6,8) A. y=3x-10 B. y=3x+6 C. y=-3x+6 D. y=-1/3x-6 Tell whether the lines for each pair of equations are parallel, perpendicular, or neither.

    asked by Anonymous
  170. Math

    Dollars Earned = y Dollars Saved = x Equation : y=4x+100 My problem : For each increase of $200 in earnings, what is the increase in savings? PLEASE ANSWER FAST I HAVE 10MINS

    asked by Minny
  171. Math

    Find the the sum of the second multiple of 7 the fifth multiple of 100 and the ninth multiple of 10

    asked by Jenny
  172. History

    Why do you think state and local governments have a major role in providing important services? Why doesn't the federal government take on more of this role?

    asked by johnny
  173. chemistry

    How many grams of water and how many grams of 85 wt% phosphoric acid would be needed to make 100 grams of 37 wt% phosphoric acid solution?

    asked by Anonymous
  174. Measures of Central Tendency

    The table below shows the scores of a group of students on a 10-point quiz. Test Score Frequency 3 1 4 3 5 1 6 1 7 0 8 3 9 4 10 3 The mean score on this test is: The median score on this test is:

    asked by Anonymous
  175. Algebra 1

    Convert to slope intercept form 2x+3y=12 Is this correct y=4-2/3x 2x-y=4 is this correct?y=2x-4

    asked by Tommy
  176. Math

    How to put these from least to greatest -13,0,-7,7,1 and 25,-2.1,1,-2.2,0

    asked by Tonya
  177. Math

    4 1/3 cans of water must be added to a can of lemonade concentrate to make 64 ounces of lemonade how many cans of water are needed to make 96 ounces of lemonade?

    asked by Leslie
  178. Math

    1. A car travels at 80 miles per hour. How long does it take the car to travel 20 miles? 4 minutes 2. The captain of a ship raises a sail weighing 30N. If he raised it 22 meters how much work was done? 660 J

    asked by Hayden
  179. Math

    , Two digit whole number between 30 and 80 my tens digit is one more than my ones digit I am a prime number what am I

    asked by Paul
  180. Operating System Application

    Growth of the size in main memory

    asked by Anonymous
  181. Science

    Bb is an example of an organism's ______. "Bb" is from Punnett square

    asked by Matt
  182. Math

    One picked 21/2 times as many apples as a second man. A third man picked half as many as the second man. Together they picked a total of 240 apples. How many apples were picked by each man.

    asked by Rita
  183. Math

    Shelly wants to plant 6 rows of flowers with 7 flowers in each row. What addition equation and what multiplication equation can she write to find how many flowers she needs to plant? Which equation do your find easier to use ? Why ?

    asked by Hamsa
  184. Physics

    Please help! 1) While skiing in Jackson, Wyoming, your friend Ben (of mass 73.8 kg) started his descent down the bunny run, 23.9 m above the bottom of the run. If he started at rest and converted all of his gravitational potential energy into kinetic

    asked by Mikayla
  185. Physics

    Tarzan swings on a 33.0 m long vine initially inclined at an angle of 31.0◦ with the vertical. The acceleration of gravity if 9.81 m/s What is his speed at the bottom of the swing if he a) starts from rest? Answer in units of m/s b) pushes off with a

    asked by Jessica
  186. physics

    A half-cup of ice cream contains about 200 food Calories. How much power can be produced if the energy in a cup of ice cream is expended over a period of 10 minutes (600 seconds)? Each food Calorie is equal to 4,184 joules. Write your answer in watts and

    asked by juan
  187. Physics

    A child of mass 30 kg stands beside a circular platform of mass 95 kg and radius 2.4 m spinning at 2.3 rad/s. Treat the platform as a disk. The child steps on the rim. a) What is the new angular speed? b) She then walks to the center and stay there. What

    asked by Ana
  188. History

    List three reasons why the public would support William Jenning Bryan ?

    asked by Pam
  189. Math

    Perimeter of a rectangle is 44 cm and the length is 7 more than twice the width. Find the length and the width.

    asked by Aye Wah
  190. science

    i need a acrostic poem for the word eukaryotic

    asked by madison
  191. math

    How do you solve to find the length and width of a rectangle with an area of 84 square feet?

    asked by Patience
  192. Math

    Factorise:x^4+4

    asked by Brajesh
  193. Math Help Please!!

    Using a scale factor of 1 inch= 5 feet, what are the blueprint dimensions that is 12 x 18 feet? A. 2.2 x 3.3 B. 2.4 x 3.6 C. 2.8 x 4.2 D. 2.9 x 5.0 Thank you!

    asked by Izzy
  194. Geometry

    Peter leaves his house and walks 15 meters south, then turns east and walks another 15 meters. How far is he from his house? Round your answer to the nearest tenth

    asked by Reina
  195. English

    I'm doing a paper about Usher Syndrome and am having a hard time thinking about a thesis statement. I already have my paper typed up but can't think what to write as my thesis statement. Any examples would help to get my mind going. The source online about

    asked by Anonymous
  196. Health

    Explain the relationship between hepatitis and virus?

    asked by Omar
  197. Science

    Which pair of states is most likeley to have a similar climate? Oregón arizona? Virginia and North dokota? Ohio and florida? Kansas and missouri?

    asked by Ericka
  198. Pre Algebra

    A number is divided by -4, then multiplied by -5. The result is 40. What is the number? I had problem finding a formula for it. And this one was also like it. A number is multiplied by -8, then divided by -4. The result is 4. What is the number?

    asked by Jacob
  199. Math

    What's the common factors of 10ab and 15a

    asked by Tasha
  200. Math

    The grade 5 class sold cheese for a fundraiser. What fraction of the orders did each of the four students take

    asked by Fred
  201. Algebra

    On Saturday barkers bake sale sold 8 cakes and 12 pies, making a total of $164. On Sunday they sold 10 cakes and 4 pies, earning $128. What is the price of cake? What is the price of pie?

    asked by Priscilla
  202. ALGEBRA 2 HONORS

    A container is to be made in the shape of a cylinder with a conical top. The lateral surface areas of the cylinder and cone are S1 = 2(pi)rh and S2 = 2(pi)r√(r^2 + h^2). The surface area of the base of the container is B= (pi)r^2. The height of the

    asked by Philip
  203. English

    Hawthorne uses dialogue in chapter 4 to help the reader better understand the personality traits of both chillingworth and hester prynne. For each character, select the two quotes that best display their personality traits. I read the original and

    asked by Pam
  204. Math

    Gugun can type 54 words in a minute. How many words will he type in 5 hours 38 minutes.

    asked by Gugun
  205. Physics

    consider the circuit in the figure. find the current in the 13 ohm resistor. Answer in units of A

    asked by Sara
  206. Physic

    you have to push with a force of 200N to slide a refrigerator across a floor at constant velocity.What is the force of friction acting on the fridge?

    asked by nicholas
  207. Algebra

    Students can buy tickets to a basketball game for $1.the addition for adults is $2 if 350 tickets were sold and the total money made was $450, how many student and adult were purchased?

    asked by John
  208. Ummmm, LA Help?

    Think about the work you completed in your reading role. Determine the ideas that would be most worthy to share in a literary discussion about The Watsons Go to Birmingham—1963. Provide an explanation for your choices. How did the role you selected and

    asked by Agala
  209. Statstics

    A tourist in Ireland wants to visit 6 different cities. How many different routes are possible

    asked by Octavia
  210. Math

    Luisa bought 2 1/2 pounds of apples, 3 3/8 pounds of oranges, anf 1 1/4 pounds of pears. How many pounds of fruit did she buy in all?

    asked by DBZ
  211. Math

    Luisa bought 2 1/2 pounds of apples, 3 3/8 pounds of oranges, and 1 1/4 pounds of pears. How many pounds of fruit did she buy in all?

    asked by DBZ