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A 14 team league that is divided into 2 divisions |
2009-03-07 |
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Ronnie pose la question : I have a 14 team league that is divided into 2 divisions. We have a total of 18 weeks to play. I would like for each team to play the team in their division twice. The remaining 6 weeks would be played with the other division. Any help would be appreciated. Chris Fisher and Victoria West lui répond. |
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The ratio test |
2009-03-06 |
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Haley pose la question : Use the ratio test to determine whether the series in convergent or divergent.
(2/5)+(4/10)+(8/15)+... Harley Weston lui répond. |
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An inequality with logs |
2009-03-06 |
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Indrajit pose la question : (x/10)^(logx - 2)<100..........how to solve this one?? Stephen La Rocque lui répond. |
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sin x + cos x = x |
2009-03-06 |
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Ashley pose la question : For what values of x is the following true:
sin x + cos x = x Robert Dawson lui répond. |
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Infinite sets and infinite limits |
2009-03-06 |
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Justin pose la question : Hello, I know I have asked a similar question before but I was just wondering if set theory applies to the lim x->0, y=1/x=infinity and if so, what type of infinity would it be? Thanks a lot for your help with this question!
Regards,
Justin Robert Dawson and Harley Weston lui répond. |
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Dependent & Independent Events |
2009-03-06 |
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maci pose la question : what is the probablility of drawing at random 2 blue marbles in a row
if there is 3 red,4 green,2 yellow,and 5 blue marbles? Janice Cotcher lui répond. |
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Algebre |
2009-03-04 |
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Jonnathan pose la question : Pour entrer sur le site d'une exposition, il en coute 41$ pour 2 enfants et 2 adultes mais 37.50$ pour 3 enfants et un adulte. Quel est le prix de la rentree pour l'enfant et quel est le prix de la rentree pour l'adulte? il faut utiliser la methode de comparaison ou de substitution Claude Tardif lui répond. |
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Working together |
2009-03-04 |
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bob pose la question : T=(AB)/(A+B) using this formula t= time a,b repersenting each indivual person
i mow my lawn and it takes me 30 minutes my friend joe it takes 3 times as long,how long would it takes us together using this formula Harley Weston lui répond. |
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The amount of material remaining on a reel |
2009-03-04 |
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James pose la question : Question from james:
I am after a standard calculation so that after each usage of the Reel I can get the Remaining Quantity in kilos left on the roll
below is an example of roll
THICKNESS: 30 MICRON
REEL WIDTH: 7.5 CM
REEL DIAMETER: 76 CM
REEL WEIGHT: 7.13 KILOS
The core centre has a 9cm diameter, the weight of the roll is excluding the core , and after each use the diameter of the role is measured.
I am a factory supervisor working on project and need this calculation info for template.. Thanks James Harley Weston lui répond. |
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Direct, inverse and indirect proportionality |
2009-03-04 |
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Brian pose la question : My 14 year old is confused about indirectly proportional and inversely proportional. On searching on the internet we were directed to:
http://mathcentral.uregina.ca/QQ/database/QQ.09.00/ellis1.html
Here leanne starts explaining indirectly proportional and ends up describing inversely proportional. Has Leanne got it wrong ?
What is indirectly proportional.
Thanks
Brian Chris Fisher lui répond. |
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4 digit strings starting with 7 |
2009-03-03 |
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Angel pose la question : I need to no all the 4 digit combinations starting with 7 and with no repititions. Penny Nom lui répond. |
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Convergent or divergent? |
2009-03-03 |
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Betsy pose la question : Use the ratio test to determine if the series is convergent or divergent.
1+1/2^2+1/3^3+1/4^4
I know the general terms are a(n)=1/n^n and a(n+1)=1/(n+1)^(n+1)
but I can't simplify r=lim(n->inf.)=n^n/(n+1)^(n+1) Robert Dawson lui répond. |
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A shape with 10 sides |
2009-03-03 |
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Sandra pose la question : One of my son's math questions is as follows:
Suppose I have a shape with 10 sides. I choose a vertex then draw lines to the other vertices that dont share sides with the first vertex. How many vertices will that be and why? Penny Nom lui répond. |
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The angles in a parallelogram |
2009-03-03 |
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dolly pose la question : having a time-with equations inequaltites and problem solving=
the sum of the measure of the angles of a parallelogram is 360.anglesa a and d , have the same measure as angle c and d,c is twice the measure of angle a, what is the angle for each. Penny Nom lui répond. |
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A taxi charges .20 every 1/9th of a mile |
2009-03-03 |
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ronald pose la question : i need to know if a taxi charges .20 every 1/9th of a mile and i have to go 6.55miles how much would that be? Robert Dawson lui répond. |
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