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aadikamagic
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GMAT 1: 660 Q48 V32
03 Oct 2014, 11:32
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E
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
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62%
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Is the product abcd divisible by 10?
(1) a is a multiple of 5
(2) b is a multiple of 2
(1) a is a multiple of 5
(2) b is a multiple of 2
03 Oct 2014, 11:37
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aadikamagic
Is the product abcd divisible by 10?
(1) a is a multiple of 5
(2) b is a multiple of 2
(1) a is a multiple of 5
(2) b is a multiple of 2
The answer is E because we don't know whether cd is an integer: if cd is an integer, then abcd is a multiple of 10, but if cd is not an integer, then abcd is not a multiple of 10.
Answer: E.
stonecold
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14 Mar 2016, 00:00
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Great Question..
Almost Had me.
Here if A,B,C,D were integers then C was sufficient
but we have no clue of C,D
hence E
Almost Had me.
Here if A,B,C,D were integers then C was sufficient
but we have no clue of C,D
hence E
