jas

Most popular questions and responses by jas
  1. english

    Select the correct form of the pronoun in parentheses: 1.(Who, Whom) was the first president of the United States? 2.There are few Americans (who, whom)could not answer that question. 3.George Washington, (who, whom) is known as "the father of his

    asked on January 13, 2016
  2. algebra

    There are 98 international units of vitamin D in 1 cup of milk. The function V(c)=98c represents the amount V(c) of vitamin D, in IUs, you get from c cups of milk. You have a 16 cup jug of milk. What is a reasonable domain and range for this function? How

    asked on November 3, 2015
  3. Call of the wild

    19. What does the hairy man represent in The Call Of the Wild in chapter 7.

    asked on November 13, 2017
  4. CHEM

    Calcium nitrate will react with ammonium chloride at slightly elevated temperatures, as represented in the equation Ca(NO3)2(s) + 2NH4Cl(s) ---> 2N2O(g) + CaCl2(s) + 4H2O(g) What is the maximum volume of N2O at STP that could be produced using a 6.80-mol

    asked on June 21, 2010
  5. maths

    a man was trying to swim to a buoy placed at a distance of 200m out in the sea. it took him 1 min to swim 20m. then a wave pushed him back 10m and he rested for about 1min before swimming again. he continued in his way for the rest of their journey. how

    asked on January 10, 2015
  6. math

    All the even numbers from 2 to 98 inclusive, except those ending in 0, are multiplied together. What is the rightmost digit, that is, the units digit of the product? (a) 0 (b) 2 (c) 4 (d) 6 (e) 8

    asked on February 17, 2008
  7. math

    If a teenager and a half can eat a pizza and a half in a day and a half, how many pizzas can twelve teenagers eat in three days? Is the answer 36?

    asked on May 15, 2008
  8. Physics

    A train can deccerate at 0.4 m/s. It's traveling at 160km/hr. How far in advance should it apply brakes to come to a full stop.

    asked on November 15, 2015
  9. chemistry

    An experiment was conducted in which many pieces of data were collected. Considering all of the data, the limiting number of significant figures in the experiment was 3 significant figures. One of the values needed in these calculations was the barometric

    asked on September 9, 2015
  10. english

    A few minutes later he bolts suddenly into the woods, achieving full speed, almost forty miles per hour, for forty or fifty yards before he begins to skid, to lunge at a lodgepole pine cone. He trots away with it, his head erect, tail erect, his hips

    asked on September 28, 2016
  11. Physics

    The coefficient of static friction between the 3.00 -kg crate and the 35 degree incline is .300. What minimum force must be applied to the crate perpendicular to the incline to prevent the crate from sliding down the incline.

    asked on September 26, 2011
  12. maths

    a rectanglar lawn 36m long and 15m wide has a path of a uniform width around it. if the area of path is 910m2 . find the width of the path?

    asked on October 29, 2015
  13. Geometry

    A ladder resting against a wall forms an angle of 60 degree with the level ground. If the foot of the ladder is moved out from the wall 8ft. the ago forms with the ground is 45 degree. Find the length of the ladder.

    asked on May 1, 2016
  14. maths

    the minute hand of a clock is 9cm long. the hour hand clock is 2/3 times longer than the minute clock. how much more distance will minute hand clock move than hour clock in 1 hour?

    asked on December 9, 2014
  15. math

    mr yang daily wage was $5 more than mr chen. Although mr yang worked 3 days lss than mr chen, they earn $180 each. find number of days mr yang worked.

    asked on October 29, 2015
  16. algebra

    How do I predict an item's price at a future date (what formula do I use?)? given info. is cost of a Fast food Hamburger $0.15 in 1960,$0.30 in 1970, $0.50 in 1980, $0.75 in 1990, $0.89 in 2000. question#1 find average rate of increase. then predict the

    asked on November 16, 2015
  17. math,algebra II

    I have to work with these types of problems dealing with matrises can someone show me how to solve them.Heres one of them: Directions: Find the values of the variables in each equation in the first matrix it looks like this a+2 3z+1 5m 4k 0 3 then theres a

    asked on June 6, 2007
  18. science

    A ship sailed 15 km north, then 20km east followed by 10km south. Find its displacement from its starting point

    asked on April 5, 2011
  19. maths

    A sum of money is divided among three persons, X,Y and z in the ratio of 10:7:5. if Y gets $14 more then Z, how much X will get and what is the total sum of money?

    asked on October 18, 2015
  20. maths

    A man swim at a speed of 50m/min, swims 100m against the current and 100m with the current. if the time difference between the two times is 3min 45sec. find the speed of the current?

    asked on October 20, 2015
  21. maths

    plz solve according to sequence and series pattern a man was trying to swim to a buoy placed at a distance of 200m out in the sea. it took him 1 min to swim 20m. then a wave pushed him back 10m and he rested for about 1min before swimming again. he

    asked on January 10, 2015
  22. math,algebra II

    can someone show me examples of what is a practical application of matrices or matrix operations that can be used in a real-world situation. Simple example: Coordinate transformation. An object is located at coordinates (x,y,z) in your coordinate system,

    asked on June 5, 2007
  23. math

    In a class election,the votes of the two candidates were in the ratio 4:5. If there were 45 students in the class, how many did each get?

    asked on July 27, 2015
  24. college chemistry

    Hydrogen gas is produced when zinc reacts with sulfuric acid: Zn(s)+H_2SO_4(aq)---ZnSO_4(aq)+H_2(g) If 160 mL of wet H_2 is collected over water at 24 Celsius and a barometric pressure of 739 torr, how many grams of Zn have been consumed? (The vapor

    asked on November 20, 2011
  25. physics

    One cubic centimetre (1.0 cm3) of water has a mass of 1.0 × 10−3 kg. (a) Determine the mass of 1.0 litre of water. Assuming that biological substances are 98% water, estimate the masses of (b) a cell with a diameter of 1.0 μm, (c) a human kidney, and

    asked on September 11, 2015
  26. algebra II

    I need help solving these types of problems here is one one of them. Can somone show me how to solve them.thanks Production Requirements An electronics company produces transistors, resistors, and computer chips. Each transistor requires 3 units of copper,

    asked on June 8, 2007
  27. Calculus

    Your high school softball team has won ten games and lost five games. To get into the playoffs, your team must win at least 80% of the games that it plays. If your team wins all its remaining games, it makes the playoffs. What is the fewest number of games

    asked on February 12, 2008
  28. sci/chemistry

    when 1.87 g of gypsum(hydrated calcium sulfate) was heated to constant mass, it lost 0.39 g of water. What is the formula of gypsum? YOu know it is of the form: CaSO4.XH2O the idea here is to find x. calculate the number of moles of water in .39g.

    asked on March 22, 2007
  29. math

    The average, that is, the arithmetic mean, age of a group of doctors and lawyers is 40. If the average age of the doctors is 35 and the average age of the lawyers is 50, then what is the ratio of the number of doctors to the number of lawyers?

    asked on April 2, 2008
  30. math

    A group of mathematics teachers went to a restaurant. They agreed to split the bill equally. When the bill arrived, two of them discovered that they had forgotten their money. The others in the group agreed to make up the difference by paying an extra

    asked on April 2, 2008
  31. math,help

    this is from another section one of the problems can someone help me. dierections: use the simplex method to solve each linear programming problem. maximize z = 12x1 +15x2 +5x3 subject to: 2x1+2x2+x3 =0,x3>0

    asked on June 13, 2007
  32. physics

    An object is acted by 3 coplanar forces:30 newton to the north, 20 in the direction S20degrees E and 25 newton in a direction W20degrees S.Find the resultant

    asked on April 5, 2011
  33. math

    Only one number is spelled in the English language with its letters in alphabetical order. What is the number? Is the correct answer eight?

    asked on April 21, 2008
  34. maths-6th grade

    plz solve according to sequence and series pattern a man was trying to swim to a buoy placed at a distance of 200m out in the sea. it took him 1 min to swim 20m. then a wave pushed him back 10m and he rested for about 1min before swimming again. he

    asked on January 10, 2015
  35. Finance

    What coupon rate should AirJet Best Parts set on its new bonds to sell them at par value?

    asked on October 8, 2010
  36. math

    before the year end sale one used car was priced at 8,925. During the sale the car was marked down to 7,586.25. By what percent was the car marked down?

    asked on December 15, 2009
  37. Calculus

    What is the tens digit of 0! + 1! + 2! + 3! + ... + 2000!?

    asked on February 12, 2008
  38. Calculus

    On !@#$%^&'s birthday, his brother Harry is seventeen years younger than three times !@#$%^&'s age. The boys father, Tom, is twelve years older than twice Harry's age. If !@#$%^& is seven years younger than his brother, how many candles are on !@#$%^&'s

    asked on February 12, 2008
  39. lanuage arts

    What is a coplex, compound, and compound-complex. Sorry it was complex, compound, and compound-complex. Thank you for using the Jiskha Homework Help Forum. Try the following site: http://www.infoplease.com/cig/grammar-style/sentence-structure-fab-four.html

    asked on August 20, 2007
  40. health class

    Can someone help me with this:thanks... "Should we eliminate fats from our diets altogether and increase proteins" "What are some of the benefits that unsaturated fats and proteins provide when included in a balanced diet" This is my opinion on this: I

    asked on June 12, 2007
  41. MATH

    which expression is not equivalent to 1/343 7^4 * 7^-7 7^7 * 7^-10 7^2 * 7^-5 7^-5 * 7^2

    asked on April 5, 2018
  42. Lee college

    two cars start driving in the same direction from the same place. If one travels 54 mph and the other 61 mph, how long will it take to be 49 miles apart?

    asked on September 19, 2016
  43. math

    5x-4y=-7 3x-3y=-21 (linear combination method)

    asked on March 11, 2016
  44. maths 6th grade

    a man was trying to swim to a buoy placed at a distance of 200m out in the sea. it took him 1 min to swim 20m. then a wave pushed him back 10m and he rested for about 1min before swimming again. he continued in his way for the rest of their journey. how

    asked on January 10, 2015
  45. matha

    the minute hand of a clock is 9m long. the hour hand clock is 2/3 times longer than the minute clock. how much more distance will minute hand clock more than hour clock in 1 hour/

    asked on December 9, 2014
  46. writing

    Hello, could someone please look over my English/writing assignment. Any input will help. Not finish still working on end. THANKS A Gift of dying is a Lesson in Living “The truth is once you learn how to die, you learn how to live.” (Albom, 1997, pg.

    asked on April 16, 2013
  47. chemistry

    How many formula units is a 125.8g of Nacl

    asked on November 8, 2010
  48. Finance

    Assume AirJet Best Parts has also a preferred stock issue. The most recent dividend per share paid on the stock was also $1.50, the same as the common stock. Which one would you think has a higher price, the preferred stock or the current stock?

    asked on October 8, 2010
  49. math

    suppose you add 8 to a number, then multiply by -4, and then subtract 5. IF the result is 10 what is the starting number?

    asked on December 15, 2009
  50. math

    Arrange the digits 5, 6, 7, 8, and 9 in the blanks to maximize the product. ___ ____ ____ x ____ ____

    asked on April 21, 2008
  51. m

    Name the triple (a, b, c) of positive integres exist such that a, b, and c are prime and a squared and b squared = c?

    asked on April 2, 2008
  52. math

    Find a, given that 5 is the remainder when x to the fourth power - 2x cubed + ax squared - x - 1 is divided by x + 2?

    asked on April 2, 2008
  53. math

    If a is 50% larger than c and b is 25% larger than c, then a is what percent larger than b? (a) 20% (b) 25% (c) 50% (d) 100% (e) 200%

    asked on February 17, 2008
  54. math

    Vanna Red sells the vowels a, e, i, o, and u each for a different price but less than $250. Consonants are free. You must pay separately for each occurrence of a vowel in a word. Audacious sells for $260, equivocations for $340, inimitable for $225,

    asked on February 14, 2008
  55. Science

    5 examples of (A)Source of kinetic energy (B)Source of potential energy (C)Chemical energy

    asked on August 30, 2007
  56. language arts

    An example of a simple sentence? This is an example of a simple sentence. The sentence above has a subject (This) and one verb (is).

    asked on August 20, 2007
  57. health

    I've read through my book and am having trouble understanding the chapter when they talk about the following topics can someone explain it to me thanks How do lipids move through the body so they can be digested and absorbed? How are lipids stored in the

    asked on June 14, 2007
  58. math , help

    can someone show me how to solve this: directions: pivot once as indicated in each simplex tableau. Read the solution from the result. the number that is highlighted is row 2 column 3 which is the 5 the matrix is a 4 X 8 under column one it reads as:

    asked on June 13, 2007
  59. math

    can someone write out the equations so i can solve this please. Midtown delivery service delievers packages which cost $ 2.10 per package to deliver. The fixed cost to run the delivery truck is $ 78 per day. If the company charges $4.10 per package, how

    asked on June 3, 2007
  60. algebra

    solve using substitution 5x-2y=0 and 3x+y=-1

    asked on August 19, 2018
  61. chemistry

    What will be the total mass of a 73.3 gram flask and its contents if it contains 20.1 mL of concentrated sulfuric acid with density 1.84 gram per mL?

    asked on October 28, 2012
  62. Maths

    Hi, I have to produce a sketch of a line that passes through the points (4,3) and (10,0), i have already worked its gradient out to be -0.5 and its y - intercepts as 5. For some reason i am having a mental block on the next bit! I need to add the line y =

    asked on July 12, 2010
  63. math

    suppose you invest $525 for five years at an annual interest rate of 4.2%. What is your balance at the end of five years rounded to the nearest cent?

    asked on December 15, 2009
  64. College Physics

    A simple circuit is made of a power source, a rheostat and an ohmic resistor. The potential difference across the resistor is initially 5.0 ± 0.1 V. A good lab student measures the current across the resistor to be 1.65 ± 5 mA. a)If the student increases

    asked on February 10, 2009
  65. math

    Art Conn bought a used car for $600 and sold it to Hardy Pyle for $800. He later bought it back for $800 and resold it for $1000. Did Art make a profit, if so how much? Is the correct answer yes $400?

    asked on May 15, 2008
  66. math

    My name is Two Twenty. I am in search of my friend. Find the sum of my proper divisors to bring my journey to an end. What is my friend's name?

    asked on April 21, 2008
  67. math

    Determine the value of A if the ten digit number 512A51739A is divisible by 7, 11 and 13. Is the correct answer 6?

    asked on April 21, 2008
  68. math

    In 1654 Blaise Pascal invented Pascal's triangle,for which the first four rows are given: 1 1 1 1 2 1 1 3 3 1 1 4 6 4 1 1 5 10 10 5 1 --1 6 15 20 15 6 1 --1 7 21 35 35 21 7 1 Determine the ratio of the sums of the terms of the seventh and eighth rows. Is

    asked on March 18, 2008
  69. math

    What is the sum of all two digit positive integers whose squares end with the digits 01?

    asked on February 17, 2008
  70. Calculus

    Vanna Red sells the vowels a, e, i, o, and u each for a different price but less than $250. Consonants are free. You must pay separately for each occurrence of a vowel in a word. Audacious sells for $260, equivocations for $340, inimitable for $225,

    asked on February 12, 2008
  71. Environmental Science

    Compare and contrast the decomposers wtih other consumers in terms of the matter and energy changes that they perform. Please help!

    asked on September 5, 2007
  72. Environmental Science

    State the two energy laws. I only found that basic types are potential and kinetic energy. Em I right or wrong? My other question How does it relate to entropy? Entropy is a measure of disorder or uncertainly about a system. Don't get it?! Help me please

    asked on September 5, 2007
  73. math,help

    and then this one as well : state the dual problem for each linear programming problem. minimize w =y1+y2+4y3 subject to: y1+2y2+3y3 >=115 2y1+y2+8y3>=200 y1 +y3 >=50 with y1>=0, y2>=0, y3>=0

    asked on June 13, 2007
  74. math,algebra

    What are some of the challenges one might experienced using matrix operations? The main one in my experience is typing the matrix correctly into the calculator. Computations using large matrices require a lot of CPU time. what does CPU mean

    asked on June 5, 2007
  75. math

    can somone help me with this one , what equations do i have to use or what do i have to to inorder to see if this is possible Lori Morgan has $16,000 invested in Disney and Intel Stock. The Disney stock currently sells for $30 a share and Intel stock for

    asked on June 3, 2007
  76. math

    the moon travels about 1.42 * 10^7 meters of its orbit in one twenty-four hour period. which of the following is the most reasonable estimate for the distance the moon travels around the earth in 27 days?

    asked on April 8, 2018
  77. math

    can someone please help me i am lost. S this is kind of like your problems i can help you and you can help me *** the speed of the light in a vacuum is 299,792,458 meter per second which number, written in scientific notation, is the best approximation of

    asked on April 5, 2018
  78. Maths

    The two 4's in the number 420.41 have different values. What is the difference in their values?

    asked on November 8, 2016
  79. Geometry

    A point on the ceiling of a room is 12ft. from each of the vertices of a triangle on the floor whose legs are 6ft. A and 8ft. respectively. find the length of the ceiling.

    asked on April 30, 2016
  80. Algebra 2

    Did I translate this verbal phrase into an algebraic equation correctly? The quotient of ten less than a number and 8 (x-10)/8

    asked on October 17, 2015
  81. maths

    a person left a property of 30000 heritage is divided into his 4 sons and 3 daughters such that each daughter get half of the sons share . a loan of 8000 also to be paid. find the share of each.

    asked on September 3, 2015
  82. Chemistry

    What is the final concentration if 27.08 (MW: 36.46) dissolved in 55.51 ml?

    asked on April 25, 2014
  83. math

    what two number are exactly 9 unit segment from 2 on a number line.

    asked on August 27, 2012
  84. math

    f(x) = 4x^2 − x + 3, find f(a+h) I have 4a^2+8ah+4h^2-a-h+3 Is that right so far? and what do I do after that?

    asked on January 25, 2012
  85. physiology

    what is the relatioship between electrical activity and muscle force produced ?

    asked on October 3, 2010
  86. College Physics

    Common light bulbs have a mental filament made of tungsten and when a current passes through it, it radiates visible light, as well as heat. If initially the filament's resistance is 2.45 Ω (6%) at 20 degrees Celsius and the temperature coefficient of

    asked on February 10, 2009
  87. home economics

    what are fats that come from plants that are liquid at room tempurature

    asked on December 9, 2008
  88. homework

    why are auckland wellington dunedin and christchurch mian centers of new zealand

    asked on July 29, 2008
  89. math

    How many minutes are needed to make a 30 mile trip at an average speed of 20 miles per hour?

    asked on April 2, 2008
  90. math

    Mary Fairfax Somervilee was a nineteenth century mathematician in England. To discover the year in which she was awarded a silver medal for her solution to the Diophantine equation, find the value of the following expression: 3(1 + 3 + 5 + ... + 51) - 221

    asked on March 18, 2008
  91. math

    4. Aristotle used deductive logic, in particular, syllogism. Solve for G to find in which century B.C. he was born. A = D B = 4 E = 3 D = E and G = A + 1

    asked on March 18, 2008
  92. math

    If the square root of the square root of the square root of a number is 2, what is the number? I got 256. Is that correct?

    asked on March 18, 2008
  93. math

    Fifty umbrellas were sold on a rainy April day. Five times as many red as blue were sold, three times as many green as blue, nine more black than blue, and seven fewer purple than black. Five umbrellas were purple and six were white. How many of each color

    asked on March 18, 2008
  94. math

    The positive integer 4 can be represented as a sum of 1's or 2's in five ways, such as 1 + 2 + 1 and 1 + 1 + 2. Show all the ways that the positive integer 5 can be represented as a sum of 1's or 2's.

    asked on February 17, 2008
  95. math

    What is the sum of all possible digits that could fill in the blank in 47_021 so that the resulting five digit number is divisible by 3?

    asked on February 17, 2008
  96. math

    What is the least positive integer that has exactly thirteen factors?

    asked on February 14, 2008
  97. Calculus

    What is the least positive integer that has exactly thirteen factors?

    asked on February 12, 2008
  98. Environmental Science

    In one sentence, define matter and energy. I don't how in the world em I going to define in a sentence. Please help! Thanks!

    asked on September 5, 2007
  99. math,help

    also can somone explain to me these types of problems. directions are introduce slacks variables as necessary, then write the intial simplex tableau for each linear programming problem. find x1 >= 0 and x2 >= 0 such that x1+x2

    asked on June 13, 2007
  100. math

    can someone write out the equations so i can solve it. Please... #1 A biologist recorded 9 snakes on 21 acres in one area and 13 snakes on 47 acres in another area. Let y be the number of snakes in x acres. Write this one in a linear equation for the

    asked on June 3, 2007