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India Pre-Regional Mathematical Olympiad
2012 India PRMO
3
2012 preRMO p3, x+3y=100
2012 preRMO p3, x+3y=100
Source:
June 16, 2019
number theory
Problem Statement
For how many pairs of positive integers
(
x
,
y
)
(x,y)
(
x
,
y
)
is
x
+
3
y
=
100
x+3y=100
x
+
3
y
=
100
?
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