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# If one of the followings is the product of the two 3-digit

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Intern
Joined: 24 Feb 2013
Posts: 16

Kudos [?]: 14 [1], given: 2

Location: Argentina
WE: Project Management (Energy and Utilities)
If one of the followings is the product of the two 3-digit [#permalink]

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01 May 2013, 07:03
1
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3
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Difficulty:

5% (low)

Question Stats:

82% (00:55) correct 18% (01:23) wrong based on 125 sessions

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If one of the followings is the product of the two 3-digit integers 8K7 and 6L9 (K and L denote the tens digit of the respective integers), then that product must be

(A) 478,823
(B) 511,913
(C) 531,875
(D) 538,424
(E) 569,114
[Reveal] Spoiler: OA

Kudos [?]: 14 [1], given: 2

Intern
Joined: 24 Feb 2013
Posts: 16

Kudos [?]: 14 [2], given: 2

Location: Argentina
WE: Project Management (Energy and Utilities)
Re: Number Properties - Product [#permalink]

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01 May 2013, 07:03
2
KUDOS
To know the unit digit you can multiply both digit number: 7 x 9 = 63
This eliminates C, D, and E, because the number must end with a 3

To know the answer you can multiply both the thousand digit giving 8 x 6 = 48 so the number must be bigger than 480.000.
So the answer is B

Kudos [?]: 14 [2], given: 2

Non-Human User
Joined: 09 Sep 2013
Posts: 15657

Kudos [?]: 282 [0], given: 0

Re: If one of the followings is the product of the two 3-digit [#permalink]

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13 Aug 2014, 16:40
Hello from the GMAT Club BumpBot!

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Kudos [?]: 282 [0], given: 0

Non-Human User
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Kudos [?]: 282 [0], given: 0

Re: If one of the followings is the product of the two 3-digit [#permalink]

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06 Mar 2017, 09:29
Hello from the GMAT Club BumpBot!

Thanks to another GMAT Club member, I have just discovered this valuable topic, yet it had no discussion for over a year. I am now bumping it up - doing my job. I think you may find it valuable (esp those replies with Kudos).

Want to see all other topics I dig out? Follow me (click follow button on profile). You will receive a summary of all topics I bump in your profile area as well as via email.
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Kudos [?]: 282 [0], given: 0

Re: If one of the followings is the product of the two 3-digit   [#permalink] 06 Mar 2017, 09:29
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# If one of the followings is the product of the two 3-digit

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