Most popular questions and responses by Janey
  1. math

    If b=6 what is the value of 7b?

    asked on October 3, 2013
  2. Math

    Twelve students sit for an exam which has a maximum score of 100. The average of twelve scores achieved by the students in the exam was 95. What is the minimum mark a student could have scored?

    asked on August 20, 2013
  3. Math

    Solve. There are 18 boys in a class. There are w fewer boys than girls. How many students are there in the class?

    asked on April 17, 2013
  4. Physics

    Does the composition of an object affect the final temperature of in objects. This is in terms of thermal equilibrium.

    asked on June 30, 2011
  5. Math

    Jabari is thinking of three numbers. The greatest number is twice as big as the least number. The middle number is three more than the least number. The sum of the three numbers is 75. Find the numbers.

    asked on April 23, 2014
  6. Algebra

    Evaluate the square root of 144 over 25.

    asked on August 20, 2015
  7. Math in Science

    A rock containing a newly discovered fossil is found to contain 5 mg of an unstable form of potassium and 5 mg of the stable element formed from its decay. If the half-life of the unstable form of potassium is 1.3 billion years, how old is the rock? What

    asked on November 7, 2013
  8. math

    Use proportions to solve this problem: Lisa ran 3 miles in 21 minutes. At that rate, how long would it take Lisa to run 5 miles?

    asked on August 21, 2013
  9. maths - shapes

    Can you name these quadrilaterals? a) All sides are the same length, opposite sides are parallel, angles are not 90 degrees. b) Two pairs of touching sides are the same length. The diagonals meet at right angles. Opposite sides are not parallel. c) The

    asked on April 8, 2009
  10. Math

    A car is traveling at 30 mi/hour. What's the cars speed in feet per second?

    asked on September 10, 2015
  11. Math 156

    A child's dose of medicine is 16 of a pre-measured dose cup. If the bottle of medicine is the size of 9 dose cups, how many children's doses are there in the bottle?

    asked on January 24, 2010
  12. Chemistry

    Balance the following redox reaction in acidic solution: H3PO4 + HNO2--> N2O4 + H3PO3

    asked on May 10, 2011
  13. Math

    What is 9 divided by 7 with the answer in fraction form?

    asked on August 18, 2015
  14. Finance

    THe dumonts take- home pay ( after deductions for taxes and benefits ) is approximately $6045 monthly. currently nonmortgage debt payments equal $911 (i.e, $405 auto, $100 miscellaneous credit, $196 student loan, and $210 furniture). calculate and

    asked on November 13, 2017
  15. math

    At the Kolbus building 3 out of every 7 employees use public transportation. There are 9,800 employees at the building. How many use public transportation?

    asked on November 13, 2013

    18cm^3 of 1.0M H2SO4 just reacted with 24cm^3 of 1.5M NaOH to form sodium sulfate & water. Calculate the amounts in moles of sulfuric acid & sodium hydroxide reacting & write an equation for the reaction.

    asked on October 12, 2013
  17. chemistry

    i have 2 questions stoichiometry loss of CO2 1. record the amount of CO2 produced vs the amount of Na2CO3. I did 7 beakers with 20ml of 3M H2SO4 and add varying amounts of Na2CO3 to each. 2. discuss your results in terms of moles. is there a linear

    asked on January 22, 2012
  18. Latin

    Construe all the nouns and adjectives in the following sentence. !@#$%^& bonis amicis ex alta silva equis magnis volabimus in latos campos, ubi in magna villa bene habitabimus.

    asked on December 12, 2016
  19. Algebra

    Find the slope of the line through the given points, (6,5) and (8,1).

    asked on October 20, 2015
  20. French

    Could you translate these phrases for me? I need a pencil and a piece of paper please. Do you need a book or a notebook? I have a dictionary but I need a calculator. Thank you!

    asked on August 25, 2014
  21. math


    asked on December 2, 2015
  22. Math

    if a recipe of 2 dozen cookies calls for 3 teaspoons of vanilla how much vanillia will i need for 50 cookies ? 7.3 1.5 teaspoon vanilla= one dozen x 4 dozens = 2.00 missing cookies. 12.5 x 4 = 50 .5x4= 2.00 divided by 1.5 = 1.3 +6 (2servings of 3

    asked on March 31, 2015
  23. Math

    Can you arrange the numerals 1 to 9 (1, 2, 3, 4, 5, 6, 7, 8 and 9) in a single fraction that equals exactly 1/3 (one third)? Could someone explain how you get the answer to the problem, please don't just say the answer!

    asked on March 12, 2013
  24. Trig

    Determine the period of the function: f(x)=3sin1/2x+2 ?

    asked on January 4, 2011
  25. Science

    Mutations can occur in sex cells or in body cells. In which cell type might a mutation be passed from generation to generation? Explain.

    asked on January 20, 2014
  26. Math

    The base of a parallelogram is 10 inches.The height is 2 inches more than half the base.Find the area.

    asked on January 8, 2014
  27. French

    Find the verb in the sentence. Elles sont timides francaises.

    asked on December 4, 2013
  28. Math

    Expand the following expression. 3(m+2) + 4(6+m)

    asked on April 18, 2013
  29. Algebra

    Solve the linear equation: -10.8x + 1.4 = -47.6 - 1.0x If you could do step-by-step so I may learn this it would be appreciated. Thank you!

    asked on May 1, 2011
  30. Calculus

    Find the derivative of y=(2x²+x)²°°.

    asked on October 15, 2010
  31. geography

    I need to find a major industry in the north italian plain. I have typed it in a few search engines but I have yet to find an answer. Please help.

    asked on February 24, 2010
  32. Science/History

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

    asked on February 3, 2010
  33. Biology

    What 2 bio molecules are the cell membrane primarily made of?

    asked on October 7, 2015
  34. Algebra

    Write an equation of a line that passes through the given points. (-4,6) (1,1)

    asked on October 6, 2015
  35. Algebra

    Square root of 1/9

    asked on August 20, 2015
  36. Math

    Solve the system of linear equations by substitution: 1.) y=2x+3 y=3x+5 2.) y=1/3x+2 y=1/6x+4

    asked on February 8, 2015
  37. US history

    Was Colorado Pro or Anti Slavery in the late 1800s?

    asked on January 19, 2015
  38. Math

    Ok so my problem is -3(3x+15)-(10+x)=35 After doing most of the problem I ended up getting -10x=105. I need to have a whole number as an answer but I can't understand what to do.

    asked on December 9, 2014
  39. Science

    Mutations can occur in sex cells or in body cells. In which cell type might a mutation be passed from generation to generation? Explain.

    asked on January 20, 2014
  40. Science

    What are two ways meiosis can cause genetic variability?

    asked on December 11, 2013
  41. Science

    Could you please explain meiosis in stages including interphase 1 (crossing over)? I need to understand this for a project at a 7th grade level.

    asked on December 11, 2013
  42. math

    1/4v=5 Use the substitution method to solve this problem.

    asked on May 1, 2013
  43. Math

    The sum of 5y/6 and 4(3/y+2y) y=7

    asked on April 10, 2013
  44. Math

    How would you graph this x^2-9/x+5? I keep on getting a weird looking function.

    asked on July 23, 2011
  45. Algebra

    Identify the slope and the y-intercept for y=-4x+5. Thank you!

    asked on April 22, 2011
  46. math

    explain whether each set is closed under the given operation {-1,0,1}multiplication?

    asked on October 27, 2010
  47. math

    explain whether each set is closed under the given operation {-1,0,1}multiplication?

    asked on October 27, 2010
  48. math

    explain whether each set is closed under the given operation {-1,0,1}multiplication? please help and tell me the steps thanks!

    asked on October 27, 2010
  49. Geography

    Please can you tell me whether the north italian plain or the south of italy would have a) hydro-electric power available b) few natural resources. I cannot find the answers to them. One answer goes on north and one on south. Please help.

    asked on February 24, 2010
  50. english

    would you say pittance or meagre is the best word to use.

    asked on February 23, 2010
  51. science

    I am doing a project on Isaac Newton and have to find info on born,died,study, famous scientists he worked with,apple and laws of motion. I have found all the answers except the famous scientists he worked with. I have been on lots of websites but I cannot

    asked on February 3, 2010
  1. Math

    How do you convert it from decimal form to fraction form?

    posted on August 18, 2015
  2. language arts

    ...you do realize we do not know the story these questions are from...

    posted on December 9, 2014
  3. Math

    Oh thank you both! I for some reason thought 15x3 was 60!

    posted on December 9, 2014

    So you first need to find what 5% of $1000 is. You can do that by multiplying $1000 by .05. You would get X. $550/X= your answer.

    posted on December 9, 2014
  5. LanguageArts

    Named blaze

    posted on October 11, 2014
  6. Math

    Thank you both!

    posted on August 21, 2013
  7. Math

    Thank you I missed a lesson in class today so I was a little lost.

    posted on April 18, 2013
  8. physics


    posted on December 12, 2012
  9. chemistry

    i was given an equation of H2SO4(1)+ Na2CO3(s)>>> Na2SO4(s)+CO2(g)+H2O(l) I tried plugging in numbers and I don't understand what I am supposed to do. the first beaker had 1g of Na2CO3 and added 20ml of 3M H2SO4 to the beaker. empty beaker 47.42g beaker

    posted on January 22, 2012
  10. Physics

    Also by composition it means what the objects are made out of right? So if they are Aluminum then they would be a conductor of heat?

    posted on June 30, 2011
  11. Physics

    Can please explain to me why that is?

    posted on June 30, 2011