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12 Sep 2022, 16:47
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C
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If a, b, c, d and k are positive integers, is (ac - bd) divisible by k ?
(1) (a - b) is divisible by k
(2) (c - d) is divisible by k
(1) (a - b) is divisible by k
(2) (c - d) is divisible by k
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Pure algebraic questions like this one are no longer part of the GMAT Data Sufficiency syllabus.
For relevant Data Sufficiency questions, please check the Data Sufficiency forum:
Data Sufficiency Forum
Data Sufficiency Forum
12 Sep 2022, 22:30
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The statements are individually not sufficient as we don't have information on the nature of the other variable.
However, if we combine the two statements - we would be able to determine that given term is divisible.
The working is shown in the attached figure.
IMO C
However, if we combine the two statements - we would be able to determine that given term is divisible.
The working is shown in the attached figure.
IMO C
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Screenshot 2022-09-13 105842.png [ 126.07 KiB | Viewed 1266 times ]
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