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If r and s are nonzero integers, is r/s an integer ? (1) s – 4 = (r +

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If r and s are nonzero integers, is r/s an integer ? (1) s – 4 = (r + [#permalink]

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If r and s are nonzero integers, is r/s an integer ?

(1) s – 4 = (r + 2)(r – 2)
(2) r^2 – s^2 = -12
[Reveal] Spoiler: OA

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Re: If r and s are nonzero integers, is r/s an integer ? (1) s – 4 = (r + [#permalink]

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New post 08 Jan 2018, 06:50
Re: If r and s are nonzero integers, is r/s an integer ? (1) s – 4 = (r +   [#permalink] 08 Jan 2018, 06:50
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If r and s are nonzero integers, is r/s an integer ? (1) s – 4 = (r +

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