6 articles trouvés pour ce sujet.
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A two car competition |
2016-02-02 |
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Christian pose la question :
Question: Two cars are racing to a fixed point and back. One car travels 70 MPH both ways
While the other travels 60 MPH there and 80 MPH back, which car won the race?
It is not a tie.
Penny Nom lui répond. |
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What is the speed of each car? |
2010-11-04 |
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Jennifer pose la question :
two cars are 420 miles apart and traveling towards each other along the same road. They meet in 3.5 hours. One car is traveling 15mph slower than the other. What is the speed of each car?
This must be solved using a system of equation, I have no idea?
Stephen La Rocque lui répond. |
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Two cars on a circular track |
2010-08-12 |
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david pose la question :
If two cars starts to drive at point 1 and go in a circle when will they meet?
(one cars speed is faster the other ) all I need is a formula
Tyler Wood lui répond. |
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How fast is the distance between the two cars decreasing? |
2009-12-08 |
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Jenny pose la question :
Two cares are on a collision course toward point P. The paths of the two cars make a 30 degree angle with each other. The first car is 40 km from P, and traveling toward P at 16 km/hour. The second car is 50 km from P, traveling at 20 km/hour. How fast is the (straight line) distance between the two cars decreasing. (Hint: Law of Cosines)
Harley Weston lui répond. |
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Two cars |
2009-08-09 |
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Jayna pose la question :
If a car was traveling 20mph east and another car was traveling 30mph west,
assuming they were 300 miles apart, at what point would they collide at the center?
Penny Nom lui répond. |
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Two cars |
2003-07-09 |
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Nicole pose la question :
Two cars start off at the same point on a striaght highway facing opposite directions. Each car drives 6 miles, talkes a left turn, and drives for 8 miles. How far apart are the two cars.
Penny Nom lui répond. |
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