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Simultaneous equations |
2008-02-29 |
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CONOR pose la question : I was wondering if you could help me with this problem
7x - 5y = -1
3y = 4x Penny Nom lui répond. |
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A package of supplies is dropped from a plane |
2008-02-29 |
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beth pose la question : An airplane flies west at a speed of 200m/s. A package of supplies is dropped from the plane to some campers. if the plane is at an altitude of 1000meters, how far from the campers should the package be dropped to land near them? ignore wind resistance. Stephen La Rocque lui répond. |
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The profit was what percent of the cost? |
2008-02-29 |
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sierra pose la question : The profit was what percent of the cost?
Here is some more of that whole problem.
Selling Price-$26.60
Discount-$6.65
Sale Price after the Discount-$19.95
The Profit-$5.95 Penny Nom lui répond. |
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150 decimeters is how many centimeters |
2008-02-29 |
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gayle pose la question : 150 decimeters is how many centimeters Penny Nom lui répond. |
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Is a square a rectangle? |
2008-02-29 |
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Jaime pose la question : Is a square a rectangle? Penny Nom lui répond. |
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GST and PST |
2008-02-28 |
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Donna pose la question : If I have a total amount and would like to know the amount of GST paid (5%) and I would have also paid PST (7%) in the total, can you give me a number to multiply by to get the answer Penny Nom lui répond. |
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The perimeter of a sector of a circle |
2008-02-28 |
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erica pose la question : What is the perimeter of a sector if the radius is 18 and the middle arc is 150? Penny Nom lui répond. |
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A new carpet |
2008-02-28 |
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Rhiannon pose la question : The Gatlins are buying a new carpet for their house. They need about
1,175 square feet of carpet. The carpet they buy is sold by the square yard.
Estimate the number of square yards of carpet they need. Do I use the
formula to find the volume or are? Penny Nom lui répond. |
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TV watchers on Thursday and Saturday |
2008-02-28 |
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flor pose la question : Thursday is the most watched night on television with 20 million more viewers than Saturday. the total for both nights is 102 million. how many viewers watch on each of these nights? Penny Nom lui répond. |
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Some solid figures |
2008-02-28 |
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tiffany pose la question : What solid figure could have? It has 4 more edges than vertices, Penny Nom lui répond. |
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The radius of a circle |
2008-02-28 |
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SteVonee pose la question : Estimate the radius of a circle with the given circumference that is 192ft Penny Nom lui répond. |
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3 consecutive odd integers |
2008-02-28 |
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Pat pose la question : For 3 consecutive odd integers, twice the first integer, plus 5 more than the second integer, plus three less than four times the third integer equals -85. Find the 3 consecutive odd integers. Penny Nom lui répond. |
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A triangle problem |
2008-02-28 |
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Jessica pose la question : Triangle ABC Angle C is 3 times angle A angle B is 30 degrees less than angle C what are the measurements of the angles
I have the measurements and I have the Equation but I can't figure out quite how to solve it the proper way Stephen La Rocque lui répond. |
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It takes Mark 3 hours to paint a picture |
2008-02-27 |
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Suzanne pose la question : If Mark takes 3 hours to paint a picture and it takes Henry three times as
long to paint the same picture, then:
How many pictures can each paint in 10 hours?
How many pictures can they paint together in 10hours? Penny Nom lui répond. |
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Rolling a 5 before an 11 |
2008-02-27 |
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Jeremy pose la question : If rolling two six-sided dice, what is the probability that a sum of 5 will be rolled before a sum of 11? Stephen La Rocque and Harley Weston lui répond. |
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