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Contests
National and Regional Contests
USA Contests
MAA AMC
AMC 8
1999 AMC 8
3
1999 AMC 8 #3
1999 AMC 8 #3
Source:
June 17, 2011
Problem Statement
Which triplet of numbers has a sum NOT equal to 1?
(A)
(
1
/
2
,
1
/
3
,
1
/
6
)
(B)
(
2
,
−
2
,
1
)
(C)
(
0.1
,
0.3
,
0.6
)
(D)
(
1.1
,
−
2.1
,
1.0
)
(E)
(
−
3
/
2
,
−
5
/
2
,
5
)
\text{(A)}\ (1/2,1/3,1/6)\qquad\text{(B)}\ (2,-2,1)\qquad\text{(C)}\ (0.1,0.3,0.6)\qquad\text{(D)}\ (1.1,-2.1,1.0)\qquad\text{(E)}\ (-3/2,-5/2,5)
(A)
(
1/2
,
1/3
,
1/6
)
(B)
(
2
,
−
2
,
1
)
(C)
(
0.1
,
0.3
,
0.6
)
(D)
(
1.1
,
−
2.1
,
1.0
)
(E)
(
−
3/2
,
−
5/2
,
5
)
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