Question
P and Q are two positive integers such that PQ = 64. Which of the following cannot be the value of P + Q?
Answer: Option C
Answer: (c)
The possible combinations of (P, Q)
So that the product is 64 are
(1, 64), (2, 32), (4, 16) and (8, 8)
∴ P+Q cannot be 35
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Answer: (c)
The possible combinations of (P, Q)
So that the product is 64 are
(1, 64), (2, 32), (4, 16) and (8, 8)
∴ P+Q cannot be 35
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