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# Is the product of integers A, B, and C even (1) A*B odd (2)

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SVP
Joined: 03 Feb 2003
Posts: 1603

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Is the product of integers A, B, and C even (1) A*B odd (2) [#permalink]

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18 Jun 2003, 23:43
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Is the product of integers A, B, and C even

(1) A*B – odd
(2) B*C – even

Kudos [?]: 299 [0], given: 0

VP
Joined: 29 Dec 2005
Posts: 1339

Kudos [?]: 68 [0], given: 0

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02 Jun 2006, 22:51
stolyar wrote:
Is the product of integers A, B, and C even

(1) A*B â€“ odd
(2) B*C â€“ even

yes, 2 is suff to say that abc is even if any of abc is even.

Kudos [?]: 68 [0], given: 0

Director
Joined: 10 Oct 2005
Posts: 525

Kudos [?]: 68 [0], given: 0

Location: US

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02 Jun 2006, 23:44
even multiplied by any number is even

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Manager
Joined: 10 May 2006
Posts: 186

Kudos [?]: 5 [0], given: 0

Location: USA

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03 Jun 2006, 21:15
If any one of A, B, and C is even, then A*B*C is even.

St. 1 - A & B are odd

St. 2 - Regardless of what A is, since B*C is even, B*C*A is even.

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Director
Joined: 26 Sep 2005
Posts: 571

Kudos [?]: 24 [0], given: 0

Location: Munich,Germany

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11 Jun 2006, 05:55
B.

simple problem but important thing to keep in mind.

Kudos [?]: 24 [0], given: 0

11 Jun 2006, 05:55
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