Popular questions and responses by Liana
  1. Life orientations

    What are the negative impacts of risk behaviors on, social, economic, physical and emotional mental

    asked on September 4, 2017
  2. Math

    If you add the denominator to both the numerator and denominator of a fraction, you get a new fraction that sometimes is larger than the original fraction. Find a fraction where the new fraction is four times as large as the original fraction after you add

    asked on March 2, 2018
  3. Math

    At 1 pm two trains, traveling toward each other leave from towns that are 312 km apart. One train averages at most 82km/h and the other at most 74km/h. What is the earliest possible time for them to meet? Please help me solve this. I'm not exactly sure how

    asked on September 23, 2010
  4. Geometry

    Why is the apothem of an equilateral triangle one third its height?

    asked on April 28, 2011
  5. biology

    what kind of bond holds the hydrogen to the oxygen in one water molecule??

    asked on February 15, 2017
  6. chemistry

    What is the de Broglie wavelength in nm of a buckyball, (molecular formula C60), moving at speed 250 m/s? I don't understand how you find the mass from the molecular formula C60. The answer is 2.2*10^-3nm. I tried multiplying the mass of carbon by 60, but

    asked on October 30, 2012
  7. Chemistry

    What is the cation and anion symbol of Na3PO4?

    asked on May 23, 2019
  8. Teacher Aide

    Where would you most likely find a token economy as a form of classroom management? A} RRP B} Contract approach C} Contingency management approach D} RIP approach

    asked on March 23, 2010
  9. EA

    Anyone else working on An overview of teaching techniques study unit???

    asked on April 30, 2010
  10. science

    What causes soil erosion

    asked on August 2, 2010
  11. math class

    If f (3) = 9 and f ยด(3) = 4, find the tangent line to the graph of f when x = 3. y = 4x - 3 y = 4x + 21 y = 9x - 23 y = 9x + 31

    asked on February 23, 2014
  12. Geometry

    Why is the apothem of an equilateral triangle its one third height?

    asked on April 27, 2011
  13. Math

    I have 13 tens who am I?

    asked on September 8, 2016
  14. math class

    Find the slope of the tangent line to the graph y = x^-3 at the point (0.5, 8). -48 -12 4 16

    asked on February 23, 2014
  15. math

    jessica has 24 shirts .1/6 are red.1/3 are yellow.4/12 are green. the rest are many are blue

    asked on November 23, 2010
  16. biology

    during the preparation of the capsule stain, the slide used to spread the India ink/bacteria mixture is discarded in the disinfectant solution why?

    asked on February 10, 2010
  17. math 103

    find a possible equation for a line that is perpendicular to the graph of 5x-3y=15 if the two lines intersect at x=15

    asked on February 15, 2017
  18. 3rd grade

    how do you use thought in a sentence

    asked on October 4, 2010
  1. Geography

    Mrs sue are u an actual teacher tell the truth

    posted on October 16, 2019
  2. math

    the common multiple of 9 and 15 is 90

    posted on September 26, 2017
  3. Math

    4 hours.

    posted on September 26, 2017
  4. solubility


    posted on March 10, 2016
  5. 7th grade Math


    posted on October 29, 2013
  6. riddle help please

    because he has fleece. I had that for homework :)

    posted on October 29, 2013