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How many litres of rain is this? |
2008-09-01 |
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Todd pose la question :
If i have 10mls of rain over one square metre how many litres would I
and how do I do the maths for this?
Penny Nom lui répond. |
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The saddle height on a bicycle |
2008-08-31 |
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David pose la question :
The saddle height on a bicycle should be 109% of the inside leg measurement of the rider (http://www.harriscyclery.com). If the saddle height is 37 in., then what is the inside leg measurement?
I don't know how to set up the equation if you can teach me how to set it up it would be great thanks
Harley Weston lui répond. |
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Divide $100.00 between two friends |
2008-08-31 |
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anna pose la question :
divide $100.00 between two friends, so that one has $5.50 more than the other
Penny Nom lui répond. |
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A cardboard spaceship |
2008-08-31 |
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Lee pose la question :
I am building a "cardboard" spaceship for my 4 year old grandson.
The cabin is a dishwasher box with a cool control panel and elipse shaped
windows.
I really need help designing the cone or"nosecone".
The diameter of the base is 26", 24" tall, with a 6" diameter opening
at the top.
Thank you for the help!
Lee
Penny Nom lui répond. |
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Vectors and an orientation change in the axes |
2008-08-30 |
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moumita pose la question :
what differences take place to a vector because of choice of orientation of the coordinate axes and why??
Harley Weston lui répond. |
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A roof angle |
2008-08-30 |
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carla pose la question :
Use vectors to find the angle in the attached diagram
Chris Fisher and Stephen La Rocque lui répond. |
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v-4(4-v) = -2(2v-1) |
2008-08-29 |
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c pose la question :
Please explain all the steps to solving this
v-4(4-v) = -2(2v-1)
Penny Nom lui répond. |
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Jean-Charles de Borda |
2008-08-29 |
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Joanne pose la question :
I am researching Jean-Charles de Borda as a mathmatician. What was his work focused on and where can I find more information?
Penny Nom lui répond. |
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Number of angles formed by rays |
2008-08-29 |
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Shon pose la question :
what is the formula for finding the number of angels that can be named by a given number of rays with the same endpoint?
Stephen La Rocque lui répond. |
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The lengths of the sides of a rectangle are in ratio 5:3 |
2008-08-29 |
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todd pose la question :
the lengths of the sides of a rectangle are in ratio 5:3 the perimeter of the rectangle is 32 cm find the length of each side
Stephen La Rocque lui répond. |
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The flight of an airplane |
2008-08-29 |
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kobina pose la question :
You are traveling on an airplane that is moving at 500 mph in a direction 40deg north of west.Therefore , You are travelling (due to the plane ) at how many mph toward the west.
Stephen La Rocque lui répond. |
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An algebraic expression |
2008-08-29 |
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Antonio pose la question :
write a variable expression for 9 less than k
Penny Nom lui répond. |
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A fraction word problem |
2008-08-29 |
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Sylvia pose la question :
The denominator of a fraction is 1 less than 4 times the numerator. If the numerator is doubled and the denominator is increased by 6, the value of the resulting fraction is 2/5. Find the original fraction.
Penny Nom lui répond. |
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A force vector |
2008-08-28 |
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moumita pose la question :
|F|=20N...this force is acting along a vector A=4j+3k.what is F?
Penny Nom lui répond. |
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How old are Brett and Jenny ? |
2008-08-28 |
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Todd pose la question :
Brett and Jenny are each 10 years old. The sum of their ages is 11.
Brett is 5 years older than Jenny. How old are they?
Janice Cotcher and Victiria West lui répond. |
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