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The product of the first seven positive multiples of three is closest
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19 Sep 2021, 10:17
19 Sep 2021, 10:17
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Question Stats:
41% (01:54) correct
58% (01:28) wrong based on 12 sessions
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The product of the first seven positive multiples of three is closest to which of the following powers of 10?
(A) \(10^9\)
(B) \(10^8\)
(C) \(10^7\)
(D) \(10^6\)
(E) \(10^5\)
(A) \(10^9\)
(B) \(10^8\)
(C) \(10^7\)
(D) \(10^6\)
(E) \(10^5\)
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Re: The product of the first seven positive multiples of three is closest
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19 Sep 2021, 11:11
19 Sep 2021, 11:11
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Carcass wrote:
The product of the first seven positive multiples of three is closest to which of the following powers of 10?
(A) \(10^9\)
(B) \(10^8\)
(C) \(10^7\)
(D) \(10^6\)
(E) \(10^5\)
(A) \(10^9\)
(B) \(10^8\)
(C) \(10^7\)
(D) \(10^6\)
(E) \(10^5\)
(3)(6)(9)(12)(15)(18)(21) ≈ (3)(6)(100)(15)(18)(21)
(3)(6)(100)(15)(18)(21) ≈ (3)(100)(100)(18)(21)
(3)(100)(100)(18)(21) ≈ (1000)(100)(100)
(1000)(100)(100) = (10³)(10²)(10²) = 10⁷
Answer: C
gmatclubot
Re: The product of the first seven positive multiples of three is closest [#permalink]
19 Sep 2021, 11:11
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