Difference between revisions of "1991 AHSME Problems/Problem 11"

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== Solution ==
 
== Solution ==
<math>\fbox{}</math>
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<math>\fbox{B}</math>
  
 
== See also ==
 
== See also ==

Revision as of 14:52, 28 September 2014

Problem

Jack and Jill run 10 km. They start at the same point, run 5 km up a hill, and reurn to the starting point by the same route. Jack has a 10 minute head start and runs at the rate of 15 km/hr uphill and 20 km/hr downhill. Jill runs 16 km/hr uphill and 22 km/hr downhill. How far from the top of the hill are they when they pass each other going in opposite directions?

Solution

$\fbox{B}$

See also

1991 AHSME (ProblemsAnswer KeyResources)
Preceded by
Problem 10
Followed by
Problem 12
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