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  1. Question: Accounting

    by Celine91
    Answers
    1
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    1,198

    The veryy basic rule of annual compounding: F...

    The veryy basic rule of annual compounding:

    F = P (1 + r )^n

    P: original amount invested = $11,600,
    r: interest rate = 10%,
    F: Future value of P = $30,052 (don't get misled with terms,...
  2. q = 113 joules (energy required to evaporate all...

    q = 113 joules (energy required to evaporate all liquid water in 1m3 of fog)

    * refer to your other post on how we calculated this energy.

    if it is given that sun can supply Q =40 J s-1, then...
  3. first thing is to calculate how much liquid water...

    first thing is to calculate how much liquid water is there in 1m3 of fog. Fog has 0.05 g/m3 liquid water density => in 1m3 of fog there is 0.05 g of water.

    and q = m Hv,
    Heat of Vaporization of...
  4. Question: Physics

    by Celine91
    Answers
    1
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    436

    you have to draw the geometry of this problem...

    you have to draw the geometry of this problem first, starting point of eye of hurricane is O with coordinates (0,0), moves 18 deg. north of west, this makes line A 18 deg. up of the negative x-axis...
  5. Answers
    8
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    3,645

    JobBound: Engaging and Dynamic Advice to Ignite...

    JobBound: Engaging and Dynamic Advice to Ignite Your Job Search and Propel Your Career.Answering: What Are Your Career Goals? | JobBound

    check this link..
  6. This is a geometric distribution (experiment...

    This is a geometric distribution (experiment performed repeatedly until particular outcome is observed). A sequence of independent Bernoulli trials, each with probability of success p, and X number...
  7. Answers
    2
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    510

    Kate & Leopold ?

    Kate & Leopold ?
  8. Answers
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    611

    43 inches of circumference and 1 feet length. ...

    43 inches of circumference and 1 feet length.

    circumference: 2*pi*r = 43 inches ---> r = 6.847 inches
    area = pi * r^2 = 147.275 (inches)^2
    volume = area * height = 147.275 * 12 = 1767.29...
  9. Answers
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    943

    a) ok so first you have to suggest a sampling...

    a) ok so first you have to suggest a sampling method for the car manufacturer, since its given that he randomly decides to test 200 ignition equipment then best strategy is simple random sampling...
  10. Answers
    3
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    2,238

    newland2010, your comprehension was wrong! 30...

    newland2010, your comprehension was wrong! 30 swam in deep and shallow ends (BOTH). The question clearly asks for the number of people who swam in deep end ONLY and shallow end ONLY. my answer was...
  11. Question: Riddle time

    by Celine91
    Answers
    30
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    30,230

    Your eyes..

    Your eyes..
  12. [http://www.youtube.com/watch?v=Ynxg19lEkvg]...

    [http://www.youtube.com/watch?v=Ynxg19lEkvg]
    Breadboards and Logic

    this should be detailed now! anything else ask your teacher :)

    good luck again.
  13. You use transistors to design logic gates, given...

    You use transistors to design logic gates, given the gates, what is it that you don't understand?

    if you don't know where to place the components:
    LEDs and current limiting resistors should be...
  14. -logic diagram is your choice, its correct as...

    -logic diagram is your choice, its correct as long as you satisfy the conditions (use AND, OR, NOR at least once, and at least three different inputs). so yes its correct according to the...
  15. Answers
    2
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    948

    let x: bank account before first withdrawal,...

    let x: bank account before first withdrawal,
    Monday: withdrawn (800), left (x-800)
    Tuesday: withdrawn (0.5 * (x-800)), left (0.5 * (x-800))
    Wednesday: left (0.5 *(x-800)) + 1650
    Friday: account...
  16. Answers
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    747

    1 revolution = 2 pi radians and pi = 3.14 so 4...

    1 revolution = 2 pi radians
    and pi = 3.14
    so 4 revolutions = 4 * 2 * 3.14 radians
    dont have a calculator, rest is very obvious.
  17. Question: Demonstrable

    by Celine91
    Answers
    1
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    482

    first step is to determine which side to...

    first step is to determine which side to simplify, first obvious thing to do is to relate to this: (a^4 - b^4) = (a^2 - b^2) * (a^2 + b^2),
    so we have to...
  18. simply use the formula: cos(A+B) = cos(A)cos(B) -...

    simply use the formula: cos(A+B) = cos(A)cos(B) - sin(A)sin(B)

    in your question let A = 5x and B = -2x (because 5x - 2x = 3x)

    so cos (5x+ (-2x)) = cos(5x)cos(-2x) - sin(5x)sin(-2x)
    where,...
  19. Answers
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    792

    I would try to apply first the principle of...

    I would try to apply first the principle of conservation of energy from the point it falls from, until it hits the ground (IMMEDIATELY AFTER).

    m: mass of water balloon
    V: speed with which it hits...
  20. Answers
    1
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    532

    Final amount = original amount + interest -F:...

    Final amount = original amount + interest
    -F: final value
    -P: present value
    -r: interest rate (per year)
    -t: time in years
    F = P * (1 + r * t )
    F = 18800 (1+0.08(3)) = $ 23,312.
  21. Answers
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    487

    The given is not really clear! What I...

    The given is not really clear!

    What I understood..
    (a+4) + (b-4) + (c*4) + (d/4) = 60
    a+b+4*c+0.25*d = 60
    then you have many solutions for a, b, c, and d.
    one can be:
    a = 10
    b= 12
    c = 4
  22. Answers
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    2,827

    let x = number of animals with two legs and y =...

    let x = number of animals with two legs
    and y = number of animals with four legs

    The total number of legs is 46, this can make a simple equation:

    2*x + 4*y = 46 , there are many possible...
  23. Question: Fractions

    by Celine91
    Answers
    4
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    1,005

    Seven sheep make up 1/12 of a flock of sheep on a...

    Seven sheep make up 1/12 of a flock of sheep on a farm. Sheep make up 2/7 of all the animals on the farm.

    just rewrite the above statement in equations form and you will get the answer very simply...
  24. Question: Physics

    by Celine91
    Answers
    3
    Views
    643

    yeah sorry forgot the time variable! (m/t) =...

    yeah sorry forgot the time variable!

    (m/t) = ρ*V*A... right side kg/sec (kg/m^3 * m/sec * m^2 = kg/sec)

    and V=gt so t can be replaced with V/g
    this makes the formula (m*g/V) = ρ*V*A......
  25. Answers
    1
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    715

    The Nernst Equation: Ecell = Estandard -...

    The Nernst Equation: Ecell = Estandard - (RT/nF)lnQ
    at 298 k ( assuming T = 25 deg. ) : Ecell= Estandard - (0.05916 /n)ln Q

    n: number of electrons in half cell and Q is reaction quotient of...
  26. Question: Physics

    by Celine91
    Answers
    3
    Views
    643

    m = ρ*V*A V = m / ( ρ* A ) V = 500 / (1.3 *...

    m = ρ*V*A

    V = m / ( ρ* A )
    V = 500 / (1.3 * 30 ) = 12.8205 m/sec
  27. Answers
    2
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    576

    you are confused if the answer is 4*10 or 10/4 ...

    you are confused if the answer is 4*10 or 10/4

    The statement clearly says: Blank is 4 times the 10 = 4*10 = 40

    The other way around would be: 10 is 4 times as many as blank (in this case...
  28. Question: Vectors

    by Celine91
    Answers
    1
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    465

    V cos 12 (horizontal component) = 14.6722 i...

    V cos 12 (horizontal component) = 14.6722 i (vector)
    V sin 12 (vertical component) = 3.1186 j (vector)
  29. Question: Vectors

    by Celine91
    Answers
    1
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    457

    free fall (cuz we are ignoring the wind...

    free fall (cuz we are ignoring the wind resistance )

    summation of forces = m * a
    m*g = m * a (weight is the only acting force during free fall)

    => a = 9.8

    x = 0.5 * a * t^2... solve for t...
  30. Question: Simple pendulum

    by Celine91
    Answers
    2
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    672

    initial energy = final energy (principle of...

    initial energy = final energy (principle of conservation of energy)
    (kinetic E + potential E) initial = (kinetic E + potential E) final
    0.5*m*Vi^2 + m*g*hi = 0.5*m*Vf^2 + m*g*hf

    Take the ground...
  31. Question: Sum

    by Celine91
    Answers
    1
    Views
    903

    you can simply solve this with 'trial and error',...

    you can simply solve this with 'trial and error', but I am not sure this is the kind of answer you are looking for...
    I would think of factoring 144 as a first step
    2*72
    3*48
    4*36
    6*24
    8*18...
  32. ax ^ 2 + bx + c = 0 1- if b>4ac There are...

    ax ^ 2 + bx + c = 0

    1- if b>4ac
    There are two solutions.

    2- If b=4ac
    There is one solution.

    3-if b<4ac
    There are no real solutions (not real numbers)
  33. This can be the c++ version of your code, it...

    This can be the c++ version of your code, it successfully calculates the average of random numbers the user inputs and terminates for -1 * as specified in your code*...
  34. Question: Algorithm

    by Celine91
    Answers
    1
    Views
    899

    A very simple c++ code can be : #include...

    A very simple c++ code can be :

    #include <iostream>
    using namespace std;
    int main()
    {

    for (int i =0; i<49; i ++)
    {
    cout<<i<<" ";
  35. Answers
    1
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    418

    Mercury at boiling temperature of water (100 deg....

    Mercury at boiling temperature of water (100 deg. Celsius) will eventually heat up and expand thus making high pressure and thermometer would burst!
  36. Answers
    2
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    746

    For the first case: t1 = 1/v.. hr For the second...

    For the first case: t1 = 1/v.. hr
    For the second case (speed increase): t2 = 1/(v+8.4)... hr

    The time difference is 14 sec = 14/3600 hr

    t1-t2 = 14/3600 hr
    1/v - 1/(v+8.4) = 14/3600 hr... Work...
  37. Answers
    3
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    1,139

    let D be the distance of the path (same out and...

    let D be the distance of the path (same out and back )
    Vout is the average speed of the journey out
    and Vback is the average speed of the journey back
    Tout = D / Vout
    and Tback = D / Vback
    ...
  38. Answers
    3
    Views
    1,139

    let D be the distance of the path (same out and...

    let D be the distance of the path (same out and back )
    Vout is the average speed of the journey out
    and Vback is the average speed of the journey back
    Tout = D / Vout
    and Tback = D / Vback
    ...
  39. Answers
    3
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    2,238

    let s = number of people who swam in the shallow...

    let s = number of people who swam in the shallow end only
    let d = number of people who swam in the deep end only

    since 30 swam in both deep and shallow ends then we eliminate them from the total....
  40. Answers
    5
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    1,673

    Thank you all! I am an electrical and computer...

    Thank you all! I am an electrical and computer engineer and got accepted for a technical job with a very good company, I will wait few years before I decide, I still have much to learn..

    Good...
  41. Answers
    5
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    1,673

    Engineering Management Masters or MBA?

    Engineering fresh graduate, and I still can't decide which is better engineering management masters or MBA?
    Sometimes I hear it's the same, others say MBA is better

    Well, not looking for a...
  42. Answers
    1
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    458

    Man! Just use a calculator , 153/64

    Man! Just use a calculator , 153/64
  43. Answers
    1
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    583

    Lightening black hair

    Please someone advise me! I want to remove color buildup on my hair! Its black and tried to lift its level with market dye box but the black doesn't seem to lighten except from the roots! Any advice...
  44. Question: Physics

    by Celine91
    Answers
    1
    Views
    482

    F = ma let P = pulling force ( + x-axis) and...

    F = ma

    let P = pulling force ( + x-axis)
    and Fr = friction force (- x-axis)

    P - Fr = ma
    P - 0.1 = 200 * 1.5
    P = 300 - 0.1 = 299.9 N

    P is the force of pulling of the 8 dogs, for each dog...
  45. public static void average( char [] letter ) { ...

    public static void average( char [] letter ) {

    for (int I = 0; I < letter.length; I++) {
    letter[i] = Character.toLowerCase(letter);
    }

    ...
  46. Answers
    1
    Views
    456

    Not sure what you exactly mean ! But refer to...

    Not sure what you exactly mean ! But refer to this it may help..

    How to prove 1*1!+2*2!+3*3!...n*n!=(n+1)! -1 using mathematical induction? plz help? - Yahoo! Answers
  47. Answers
    1
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    438

    to get Vfinal of the first 5 sec. use V = a * t ...

    to get Vfinal of the first 5 sec. use V = a * t
    then we get Vf = 50 m/sec

    and use (Vf) ^2 - (Vi)^2 = 2 * a * d
    we get 2500 - 0 = 2 * 10 * d
    and d = 125 m or simply could have reached this...
  48. Question: Draw circuit

    by Celine91
    Answers
    1
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    386

    Current will be passing through his hands to his...

    Current will be passing through his hands to his body down to his feet, you can consider any simple circuit consisting of a voltage source and a resistor, human body is the resistor with hands being...
  49. Question: Hair coloring!

    by Celine91
    Answers
    2
    Views
    634

    Well, yes you were right! I dyed it at home again...

    Well, yes you were right! I dyed it at home again (only 3 weeks gap) and nothing changed, actually color only shows on roots and in light, but not good looking! So yes, I will take care of my hair...
  50. Question: Hair coloring!

    by Celine91
    Answers
    2
    Views
    634

    Hair coloring!

    My question is about hair that is level 2 (soft black) colored 2 times previously with home dye box (garnier) now it is few shades lighter, I want to achieve dark brown! Will use level 7 dye box...
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