Mary Ann

Most popular questions and responses by Mary Ann
  1. music help

    what does neumes and color lines show?

    asked on November 22, 2013
  2. math

    Please on this question I know I divide but do I do them one at a time or all together. Hamster is 8%, fish 12% and dogs are 23%. I added them together and got 0.43%. The question is- The citizens of a certain community were asked to choose their favorite

    asked on January 15, 2015
  3. physics

    A 1.5 kg box moves back and forth on a horizontal frictionless surface between two springs.? The box is initially compressed against the stronger spring, K=32 N/cm, 4.0 cm and released from rest. The smaller box is K=16 N/cm. A) By how much will the box

    asked on December 14, 2009
  4. Algebra

    What is the expectation for the $1 bets on a U.S. roulette wheel? See the figure. (Round your answer to the nearest cent.) Three-number bet Thank you

    asked on May 26, 2014
  5. math

    he pie chart below shows how the total annual income for a certain family is spent. If the amount budgeted for Housing and Insurance combined is 42,000, what is the total family income? there is saving 8%, food 19%, clothing 18%, auto 12%, entertainment

    asked on January 15, 2015
  6. algeba/can you please ck my answer

    Karen and Wayne need to buy a refrigerator because theirs just broke. Unfortunately, their savings account is depleted, and they will need to borrow money in order to buy a new one. Sears offers them an installment loan at 14% (add-on rate). If the

    asked on June 1, 2014
  7. History Help

    Why do many historians regard the printing press as the most important invention of the past millennium?

    asked on June 10, 2014
  8. World History

    Describe the importance of the Silk Road in the exchange of goods and ideas during this time. Your description should include examples of some of the goods and ideas that moved along the Silk Road and the direction in which they traveled.

    asked on May 14, 2014
  9. Vietnam war HELP

    Why did the war in Vietnam result in such widespread opposition?

    asked on January 5, 2014
  10. math/Do not understand

    At a local college,153 of the male students are smokers and 357 are non-smokers. Of the female students,145 are smokers and are 355 non-smokers. A male student and a female student from the college are randomly selected for a survey. What is the

    asked on February 18, 2015
  11. english

    is an executive summary a persuasive message

    asked on August 6, 2011
  12. history

    1. “An individual who breaks a law that conscience tells him is unjust, and who willingly accepts the penalty of imprisonment in order to arouse the conscience of the community over its injustice, is in reality expressing the highest respect for the

    asked on November 27, 2013
  13. Statistics

    The records of a computer retail store show that out of the 100 customers who purchased a desktop computer last month, 69 also purchased a service plan that extends the warranty for an extra year. Out of the 25 customers who purchased a notebook computer

    asked on January 5, 2015
  14. algebra

    Choose a natural number between 1 and 100, inclusive. What is the probability that the number chosen is not a multiple of 5? (Enter the probability as a fraction.) Thank you it is appreciated.

    asked on May 27, 2014
  15. Physics

    can someone help i'm stuck on two questions??? 23. On a velocity-time graph, when is the object not moving? when the slope is a straight line rising to the right when the slope is a straight line falling to the right when the slope is a line curving upward

    asked on October 12, 2013
  16. World History

    1.Greek and Roman legacies to the modern world include contributions to modern law and government. Briefly describe how modern law and government have been influenced by classical Greece and Rome. Include at least two examples from the Greeks and two

    asked on April 23, 2014
  17. algebra

    Tarot cards are used for telling fortunes, and in a reading, the arrangement of the cards is as important as the cards themselves. How many different readings are possible if four cards are selected from a set of seven Tarot cards? Thank you

    asked on May 21, 2014
  18. probability/please help

    At a local college,147 of the male students are smokers and 343 are non-smokers. Of the female students,180 are smokers and 420 are non-smokers. A male student and a female student from the college are randomly selected for a survey. What is the

    asked on August 2, 2015
  19. chemistry

    A gas has a volume of 100 ml when the pressure is 735 mm. What volume will the gas occupy at 700 mm ?

    asked on March 29, 2011
  20. chemistry

    How many grams Of KCI are dissolved in 100g. of water at 50 degrees?

    asked on November 23, 2009
  21. algebra

    What is the expectation for the $1 bets on a U.S. roulette wheel? If the bet is a three number bet. Round to the nearest cent. Thank you

    asked on May 29, 2014
  22. algebra/please help I have been wrong twice

    An oil-drilling company knows that it costs $25,000 to sink a test well. If oil is hit, the income for the drilling company will be $395,000. If only natural gas is hit, the income will be $125,000. If nothing is hit, there will be no income. If the

    asked on May 28, 2014
  23. Algebra

    I need help with this question; A printer can print 40 pages in 1.6 minutes. a. Write and solve a proportion to find the number of pages that the printer can print in 5 minutes. b. Lana wants to use the printer to print 150 pages. Find the time, in

    asked on June 13, 2014
  24. algebra

    Find the amount of periodic payment necessary for the deposit to a sinking fund. (Round your answer to the nearest cent.) Amount Needed A $50,000 Frequency n semiannually Rate r 11% Time t 15 years Thank you for your time, it is appreciated.

    asked on May 18, 2014
  25. English

    I need help understanding this question: How does Kurt Vonnegut address the concept of equality differently in “Harrison Bergeron” than Martin Luther King Jr. does in “Letter from Birmingham Jail”? What relationship does Vonnegut’s story show

    asked on June 12, 2014
  26. Chemistry

    Calculate the pOH of an aqueous solution of 146.6 ml of 0.000625 M HBr(aq) after dilution to 850 ml.

    asked on March 21, 2013
  27. Chemistry

    Calculate the pOH of an aqueous solution of 146.6 ml of 0.000625 M HBr(aq) after dilution to 850 ml.

    asked on March 21, 2013
  28. science

    given 90 ml of Hydrogen gas collected with the temperature is 27 degrees C. What volume will the Hydrogen occupy at 42 C ?

    asked on March 29, 2011
  29. box and whisker plot

    Make a box and whisker plot with the following statement:The data show the ages of 13 people attending a dinner party. 37, 42, 44, 46, 47, 49, 51, 53, 54, 55, 57, 61, 63

    asked on June 10, 2014
  30. HELP PLZ

    1. Milo bought pounds of red apples and pounds of green apples to make applesauce. How many pounds of apples did he buy in all? a. Write an expression that models the problem. b. What is the LCD of the fractions in your expression? Explain how you found

    asked on December 17, 2013
  31. math

    good evening, he pie chart below shows how the total annual income for a certain family is spent. If the total annual income is 140,000 , what amount is budgeted for Auto, Insurance, and Entertainment combined? Auto,12%, ins 10% and enter is 13%. I know

    asked on January 22, 2015
  32. math

    How can I solve this question, Write 83.9% as a decimal, and write 0.038 as a percentage. I just can not remember how to do this. Sorry and thank you for your help and time.

    asked on January 6, 2015
  33. Algebra where did I go wrong

    evaluate the expression 5C2 5! 5-2!= my 1st answer was 20 than 120 either one was right. where do I go wrong Thank so much for your time

    asked on May 22, 2014
  34. U.S History

    what are some events and trends that had an impact on American Culture in the 1920s?

    asked on October 13, 2013
  35. Chemistry

    Calculate the pOH of an aqueous solution of 146.6 ml of 0.000625 M HBr(aq) after dilution to 850 ml.

    asked on March 21, 2013
  36. U.S history

    What was the main constitutional issue regarding Bush's claims to executive privilege? A.Bush's interpretations of executive privilege posed a threat to the impeachment process. B. Bush's interpretations of executive privilege endangered the principle of

    asked on January 13, 2014
  37. math

    a ladder is leaning againt the side of a building. The ladder is 10 feet away from the building and touches the building at a point 24 feet above the base. How long is the ladder?

    asked on March 7, 2012
  38. statistics

    Can you explain how to do this problem The following is a list of 11 measurements: 72, 28, 56, -47, -36, -41, 21, -31, -56, 41, -54 . Suppose that these 11 measurements are respectively labeled x1, x2,...x11 . (Thus,72 is labeled x1 ,28 is labeled x2 and

    asked on January 12, 2015
  39. world history

    which connected the millions of people living in the Inca empire? A. money B. writing C. language D. loyalty **** i think the answer is D but; I'm not sure.

    asked on June 10, 2014
  40. English

    Critics often say that Chekhov’s short stories show “slices of life” rather than complete story arcs. How do the endings of "Star Food," "Everything That Rises Must Converge," and "The Bet" reflect what might be considered incomplete story arcs?

    asked on December 24, 2013
  41. U.S. Government and Politics

    What were the two main compromises of the Constitutional Convention??? I think they are: the great compromise the three fifth's compromise am i right???

    asked on October 8, 2013
  42. Algebra

    An artifact was found and tested for its carbon-14 content. If 75% of the original carbon-14 was still present what is its probable age to the nearest 100 years?. carbon -14 has a half-life of 5,730 years.

    asked on May 10, 2014
  43. math

    Thank you for you help. The pie chart below shows how the total annual income for a certain family is spent. If the total annual income is 110,000 , what amount is budgeted for Savings, Housing, and Auto combined? Saving is 18%, housing is 21% and auto is

    asked on January 23, 2015
  44. Algebra/I think I did this wrong

    Suppose that people's heights (in centimeters) are normally distributed, with a mean of 170 and a standard deviation of 5. We find the heights of 50 people. (You may need to use the standard normal distribution table. Round your answers to the nearest

    asked on May 30, 2014
  45. algebra/ Can see I am right

    A state's license plates consist of three letters followed by three numerals, and 241 letter arrangements are not allowed. How many plates can the state issue? I did it this way 26x26x26x10x10x10= 17,576,000 Have I done this correctly or am I missing a

    asked on May 22, 2014
  46. algebra

    Assume the car can be purchased for 0% down for 60 months (in lieu of rebate). A car with a sticker price of $42,500 with factory and dealer rebates of $5,100 (a) Find the monthly payment if financed for 60 months at 0% APR. (Round your answer to the

    asked on May 17, 2014
  47. Algebra

    Permutation Evaluate the expression 19 P 2 4 P r if there is no r would the answer be just 4 or 0

    asked on May 20, 2014
  48. science

    Why do you think the presence of smoke contributed to cloud formation?

    asked on November 1, 2013
  49. history

    what are some questions that i can research about the civil war? i already have: 1. How many people fought in the civil war? 2. How many soldiers died during the civil war?

    asked on October 11, 2013
  50. Math

    Could someone please show how this is done or explain how to do it. thank you The pie chart below shows how the annual budget for a certain company is divided by department. If the amount budgeted for Editorial and Engineering combined is , what is the

    asked on January 14, 2015
  51. algebra/ please ck my answers

    Draw a stem-and-leaf plot for the data set. (Enter numbers from smallest to largest separated by spaces. Enter NONE for stems with no values.) Data set A: The annual wages of employees at a small accounting firm are given in thousands of dollars. 50 15 18

    asked on June 10, 2014
  52. algebra

    Suppose that in a particular game two dice are tossed, and various amounts are paid according to the outcome. Find the requested probability. (Enter the probability as a fraction.) If a seven or an eight occurs on the first roll, the player wins. What is

    asked on May 27, 2014
  53. algebra/check my answer

    Three fair coins are tossed. What is the probability that at least one is a head? (Enter the probability as a fraction.) I came up with 7/8 Thank you

    asked on May 27, 2014
  54. algebra

    if 11% of the 210 million adult Americans live in poverty, how many adult American live in poverty? Thank you for your help

    asked on April 30, 2014
  55. Statistics

    Daily output of Marathon’s Garyville, Lousiana, refinery is normally distributed with a mean of 232,000 barrels of crude oil per day with a standard deviation of 7,000 barrels. (a) What is the probability of producing at least 232,000 barrels? (b)

    asked on January 8, 2012
  56. physics

    A 400g glider moving to the right at 2 m/s collides elastically with a 500g glider moving in the opposite direction at 3 m/s. find the velocity of each glider? please show work so i can understand it! thanks

    asked on December 15, 2009
  57. math

    Sophia's age is twice of her brother and the sum of their is 18. What is the age of sophia and her brother?

    asked on January 14, 2017
  58. Math

    Find the value of the following" 10!7! over 12!5! If your answer is not an integer, write it as an exact fraction. Thank you

    asked on July 1, 2015
  59. Statistics

    Good Afternoon, Hope everyone will have a nice weekend. I am sorry to bother you all, but I am failing statistic. Can someone give me an example of this and example of a regression hypothesis. Thank you

    asked on March 13, 2015
  60. algebrahave i done this right

    Evaluate the given expressions (to two decimal places). 2(90)+5(80)+10(70)+3(60)+3(50)+4(40)= than divide by 25 mean =70.8 median =70 mode =70 range = 50

    asked on June 13, 2014
  61. history

    I need some help on explaining what japans shogun is and if it was a policy of isolation or engagement?

    asked on June 9, 2014
  62. statisticsWere did i go wrong thank you

    Find the range and the standard deviation (correct to two decimal places). 83, 96, 100, 100, 106=divided by 5=97 I did the (83-97)+(96-97)+(100-97)+(100+97)=106-97)= I know I add than divide by 5 and I can not come up with Standard deviation. Where am I

    asked on June 1, 2014
  63. Algebra/Probability

    Suppose that you toss a coin and roll a die. What is the probability of obtaining tails or a six? (Enter the probability as a fraction.) I came up with 1/6 which does not sound right thank you for you time on this Holiday

    asked on May 26, 2014
  64. Algebra

    Decide whether you would use a permutation, a combination, or neither. Next, write the solution using permutation notation or combination notation, if possible, and, finally, answer the question. A club with 31 members is to select five officers

    asked on May 22, 2014
  65. algebra/stressed

    If $32,500 is invested at 6.9% for 3 years. Find the future value if the interest is compounded the following ways: annually, semiannually, quarterly, monthly, daily, every minute (N-525,600), continuously, and simple (not compounded. I don't know to set

    asked on May 17, 2014
  66. algebra

    Find the present value, using the present value formula and a calculator. (Round your answer to the nearest cent.) Achieve $225,500 at 8.55% compounded continuously for 8 years, 155 days. I use e for compound continuousy A=Pe^(rt).so I did

    asked on May 16, 2014
  67. algebra

    If $32,500 is invested at 69% for 3 years find the future value if the interest is compounded the following ways. annually, semiannually, quarterly, monthly, daily, every minute (N-525,600) continuously, simple (not compounded. Thank you for your time.

    asked on May 14, 2014
  68. ALGEBRA

    CONTACT THE EXPRESSIONS.THAT IS USE THE PROPERTIES OF LOGARITHM TO WRITE EACH EXPRESSION AS A SINGLE LOGARITHM WITH A COEFFICIENT OF 1. In 3-2 in 9 + 18 in 3-2 in (9+6) in 3-2 (in 4 + in 8)

    asked on May 8, 2014
  69. Algebra

    age of child over age of child +12 x adult dose. if an adult's dose of a particular medication is 100 mg, what is the dose for a 10-year-old child. Round answer to one decimal place. Part b if a 12 year old child dose of a particular medication is 15 mg

    asked on April 24, 2014
  70. U.S history

    All of the following were responses by the United States to terrorist attacks both at home and abroad except:? A. the Department of Homeland Security was created as a new cabinet-level agency. B.the Patriot Act was signed into law and became controversial.

    asked on January 13, 2014
  71. Algebra

    A positive integer minus a positive integer is always positive. This statement is sometimes true. For example, 17 – 5 = 12, but 15 – 20 = –5. post five other statements about the addition and subtraction of positive and negative integers, and ask

    asked on October 8, 2013
  72. Physics

    I need help really bad anyone good at this???? Name three different kinds of graphs that are often used to plot information and discuss the value of each.

    asked on October 7, 2013
  73. Insurance form preparation

    Which of the following documents would provide information on a patient's diagnosis? A. Confidential patient information record b. ledger sheet c.medical treatment record d. CPT-4 Tossed up on answer

    asked on May 11, 2011
  74. how is

    how is the Web changing communication. ?? You use the web every day. You used it to write this message. Think of all the things you do on the web and put that into sentences. You will have your answer. There are some ideas at the following site (Scroll

    asked on June 19, 2006
  75. Statistics/Binomal

    I really need help I do not understand how to start this problem. A machine that manufactures automobile parts produces defective parts 15% of the time. If 7 parts produced by this machine are randomly selected, what is the probability that at least 3 of

    asked on August 14, 2015
  76. math

    According to Chebyshev's theorem, at least a percentage of either,56%,75%,85%,89% of the measurements lie between 119.3 mmHg and 146.9 mmHg. I really hate to ask any question of you guys I know you are busy, but I am totally lost with this statistic stuff.

    asked on July 18, 2015
  77. statistics

    The following is a list of 10 measurements: after adding and sub all 10 numbers I came up with a -29. Now it wants the sum 10/i,i than xi over 32. Do I x -29 and the 32 or do I divide. This is were I get very confused. I am sorry to ask again but I never

    asked on January 21, 2015
  78. math

    can someone please how to do this problem. Find y-intercept y=3.9x-4.2 I am very confused even how to start it. Thank you

    asked on January 15, 2015
  79. math

    Hi could you see if I did this one right The pie chart below shows how the total annual income for a certain family is spent. If the amount budgeted for Housing and Entertainment combined is$25,200 , what is the total family income? Housing is 22% and

    asked on January 14, 2015
  80. Algebra/please can some one help I forgot

    ind the monthly payment for the loan. (Round your answer to the nearest cent.) Finance $450,000 for a warehouse with a 7.50% 30-year loan Thank you for your help.

    asked on June 17, 2014
  81. Algebra please can you ck my work

    Evaluate the given expressions (to two decimal places). log 1.69 =123 log 2^512 = .09 log 2^1 = 0 log o.o46 =1.34 Thank you

    asked on June 13, 2014
  82. algebra/how can I solve this/Thank You

    Draw a stem-and-leaf plot for the data set. (Enter numbers from smallest to largest separated by spaces. Enter NONE for stems with no values.) Data set A: The annual wages of employees at a small accounting firm are given in thousands of dollars. 50 15 18

    asked on June 9, 2014
  83. Algebra Last question for tonight

    An oil-drilling company knows that it costs $25,000 to sink a test well. If oil is hit, the income for the drilling company will be $395,000. If only natural gas is hit, the income will be $125,000. If nothing is hit, there will be no income. If the

    asked on May 27, 2014
  84. algebra/can you see if I am on the right track

    A state's license plates consist of four letters followed by three numerals, and 246 letter arrangements are not allowed. How many plates can the state issue? 26^26^26^26=456976-246 answer 456,730 thank you

    asked on May 25, 2014
  85. algebra

    Find the monthly payment for the loan. (Round your answer to the nearest cent.) A $118,000 home bought with a 20% down payment and the balance financed for 30 years at 9.5% Thank you it is greatly appreciated.

    asked on May 17, 2014
  86. algebra

    thank you for your help. problem is Convert the credit card rate to the APR. Oregon, 2 1/4% per month

    asked on May 16, 2014
  87. Algebra

    who ever will help me I do not understand this problem? Solve each exponential. Give the exact value of x 6^x = 1/36 3^x = 8 I really do not understand at all I have not taken algebra since 8th grade and went back to school at 67, Thank you if you wish to

    asked on May 13, 2014
  88. history

    what is the purpose of the preamble?

    asked on October 7, 2013
  89. Math

    I have 2 questions involving inventory Question 1. Your a manager of an auto parts store.Figures below contains your records of the annual inventory figures for windshield wipers. Using the FIFO method of inventory pricing,hat is the dollor value of ending

    asked on January 22, 2011
  90. Sttistics/Please Help

    What is the value of the Y-intercept of the least-squares regression line from this data? Round you answer to at least two decimal places. I add all the y up's and came up with 2714.4. Then is says the least-squares regression line for these data has a

    asked on September 3, 2015
  91. math

    Summation of indexed data, I added the numbers up and I get -27 find the summation 29x does this mean I multiply the -27 by 29 Thank you

    asked on July 12, 2015
  92. Math

    good evening, I was wondering if you could direct me in right direction to lean how to evaluate a line that is there with two numbers and I have to find out how to write it. Either by factions or whole numbers. Thank you for you time.

    asked on July 1, 2015
  93. Algebra direction how to do it

    Graph the first-degree inequality in two unknowns. y > 4x -4 Thank you very much. I am not sure what a > is

    asked on June 19, 2014
  94. algebra.having problems

    Draw a stem-and-leaf plot for the data set. (Enter numbers from smallest to largest separated by spaces. Enter NONE for stems with no values.) Data set A: The annual wages of employees at a small accounting firm are given in thousands of dollars. 50 15 18

    asked on June 11, 2014
  95. Algebra confused/Thank you

    Solve the system by graphing. (If the system is inconsistent, enter INCONSISTENT. If the system is dependent, enter DEPENDENT.) 3x + 2y = 5 4x − 3y = 1

    asked on June 7, 2014
  96. Algebra/not sure what to do Thank You

    Find three ordered pairs that satisfy the equation. y = 2x − 1 (x, y) = (0) (x, y) = ( 1) (x, y) = ( 2)

    asked on June 4, 2014
  97. Statistics

    A class obtained the following scores on a test. Test Score TestScore Frequency 90 1 80 6 70 10 60 3 50 2 40 3 What I did was 90+6(80)+7(10)+3(60)+2(50)+3(40)=1040 than divided by 25 which should give me the means it give me a fraction, I got the median

    asked on May 31, 2014
  98. Statistics/ is this how I do it.

    Find the range and the standard deviation (correct to two decimal places). 83,96,100,100,103 find the range and standard deviation Do I that 5 numbers add that divide by 5 for the range I am not sure how to do standard deviation. Thank you

    asked on May 31, 2014
  99. algebra

    Find the requested probability. P(A) if P(A) = 0.6. the first A has a line over it. than the P (A) line over it Thank you for you time it is appreciated on this end believe me

    asked on May 27, 2014
  100. algebra/Did I do this right

    A single card is drawn from a standard deck of cards. Find the probability if the given information is known about the chosen card. A face card is a jack, queen, or king. P(face card|king) I came up with 12/52 Thank you

    asked on May 26, 2014

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