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stolyar
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Are integers P and Q both multiples of 3? (1) PQ is a 28 May 2003, 22:48
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Are integers P and Q both multiples of 3?

(1) PQ is a multiple of 9
(2) Q is a multiple of 3



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Are integers P and Q both multiples of 3? (1) PQ is a 28 May 2003, 23:51
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do you mean PQ as in the 2-digit number or the value P*Q?
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Are integers P and Q both multiples of 3? (1) PQ is a 29 May 2003, 03:15
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E seems OK :flower
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Are integers P and Q both multiples of 3? (1) PQ is a 29 May 2003, 16:56
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Are integers P and Q both multiples of 3?

(1) PQ is a multiple of 9
(2) Q is a multiple of 3


E Yes, because they can be 1 and 9 or 6 and 3.
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Are integers P and Q both multiples of 3? (1) PQ is a 01 Jun 2003, 21:52
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In my view, the answer is E

How ?

statement I : P*Q is a multiple of 9. Pick 3*6 and 5*9
Statement II : Q is a multiple of 3. You don't know the value of P

Combined it all together with my example in statement I, the answer is surely E

Right and Clear ?



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