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If x is an integer, is x odd?
(1) x + (x + 1) + (x + 2) is odd
(2) x^2 is even
(1) x + (x + 1) + (x + 2) is odd
(2) x^2 is even
19 Jun 2018, 07:12
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Bunuel
If x is an integer, is x odd?
(1) x + (x + 1) + (x + 2) is odd
(2) x^2 is even
It should be D.(1) x + (x + 1) + (x + 2) is odd
(2) x^2 is even
1. only true when x=even
2+3+4=odd
for x odd given condition unsatisfied
2.x^2 is even only when x is even
sandman13
Joined: 20 Apr 2018
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19 Jun 2018, 10:16
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Statement 1: 3x + 3 is odd. This implies x HAS to be even. Sufficient.
Statement 2: x^2 is even. x is even. Sufficient.
Answer: D
Statement 2: x^2 is even. x is even. Sufficient.
Answer: D
