Difference between revisions of "1966 AHSME Problems/Problem 13"

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== Solution ==
 
== Solution ==
 
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== See also ==
 
== See also ==
 
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{{AHSME box|year=1966|num-b=12|num-a=14}}   
  
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Latest revision as of 01:29, 15 September 2014

Problem

The number of points with positive rational coordinates selected from the set of points in the $xy$-plane such that $x+y \le 5$, is:

$\text{(A)} \ 9 \qquad \text{(B)} \ 10 \qquad \text{(C)} \ 14 \qquad \text{(D)} \ 15 \qquad \text{(E) infinite}$

Solution

$\fbox{E}$

See also

1966 AHSME (ProblemsAnswer KeyResources)
Preceded by
Problem 12
Followed by
Problem 14
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
All AHSME Problems and Solutions

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