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Problems/Problem 3 (1999 AMC 8)

Problem 3 (1999 AMC 8)

AMC 8Very Easy

From module Arithmetic and Number Theory Basics

Problem

Which triplet of numbers has a sum NOT equal to $1$ ?

Select an answer

$(\frac{1}{2}, \frac{1}{3}, \frac{1}{6})$
$(2, -2, 1)$
$(0.1, 0.3, 0.6)$
$(1.1, -2.1, 1.0)$
$(-\frac{3}{2}, -\frac{5}{2}, 5)$

Show me the solution

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