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A certain encyclopedia has 20 volumes, each of which is w

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A certain encyclopedia has 20 volumes, each of which is w [#permalink]

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New post 06 Aug 2011, 04:08
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A certain encyclopedia has 20 volumes, each of which is w inches wide, k inches long and t inches thick. If all of the volumes are to be tightly packaged in one rectangular box that is k inches wide and w inches deep inside, could the inside length of the box less than 35 inches

(1) t = 1.5
(2) w=9 and k=12
[Reveal] Spoiler: OA

Kudos [?]: 33 [1], given: 0

1 KUDOS received
Manager
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Status: Trying to survive
Joined: 29 Jun 2011
Posts: 177

Kudos [?]: 119 [1], given: 94

GMAt Status: Quant section
Concentration: Finance, Real Estate
Schools: WBS (D)
GMAT Date: 12-30-2011
GPA: 3.2
Re: A math problem, pls help to solve it(11) [#permalink]

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New post 06 Aug 2011, 08:28
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Jasontuyj2012 wrote:
A certain encyclopedia has 20 volumes, each of which is w inches wide, k inches long and t inches thick. If all of the volumes are to be tightly packaged in one rectangular box that is k inches wide and w inches deep inside, could the inside length of the box less than 35 inches

(1) t = 1.5
(2) w=9 and k=12


you should think about it like is T * 20 < 35

statement 1 tells us that t=1.5 so 1.5 * 20 < 35 so 30<35 suffiecint

statement 2 tells us nothing about about T so in sufficient

the answer is A
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How can i lose my faith in life's fairness when i know that the dreams of those who sleep on the feathers are not more beautiful than the dreams of those who sleep on the ground? - Jubran Khaleel Jubran

Kudos [?]: 119 [1], given: 94

Manager
Manager
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Joined: 04 Aug 2011
Posts: 50

Kudos [?]: 33 [0], given: 0

Re: A math problem, pls help to solve it(11) [#permalink]

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New post 07 Aug 2011, 17:31
I'm so stupid, I got it. Thank you so much for the explaination.


Silver89 wrote:
Jasontuyj2012 wrote:
A certain encyclopedia has 20 volumes, each of which is w inches wide, k inches long and t inches thick. If all of the volumes are to be tightly packaged in one rectangular box that is k inches wide and w inches deep inside, could the inside length of the box less than 35 inches

(1) t = 1.5
(2) w=9 and k=12


you should think about it like is T * 20 < 35

statement 1 tells us that t=1.5 so 1.5 * 20 < 35 so 30<35 suffiecint

statement 2 tells us nothing about about T so in sufficient

the answer is A

Kudos [?]: 33 [0], given: 0

Manager
Manager
User avatar
Status: Trying to survive
Joined: 29 Jun 2011
Posts: 177

Kudos [?]: 119 [0], given: 94

GMAt Status: Quant section
Concentration: Finance, Real Estate
Schools: WBS (D)
GMAT Date: 12-30-2011
GPA: 3.2
Re: A math problem, pls help to solve it(11) [#permalink]

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New post 07 Aug 2011, 18:03
Jasontuyj2012 wrote:
I'm so stupid, I got it. Thank you so much for the explaination.


Silver89 wrote:
Jasontuyj2012 wrote:
A certain encyclopedia has 20 volumes, each of which is w inches wide, k inches long and t inches thick. If all of the volumes are to be tightly packaged in one rectangular box that is k inches wide and w inches deep inside, could the inside length of the box less than 35 inches

(1) t = 1.5
(2) w=9 and k=12


you should think about it like is T * 20 < 35

statement 1 tells us that t=1.5 so 1.5 * 20 < 35 so 30<35 suffiecint

statement 2 tells us nothing about about T so in sufficient

the answer is A


no man you are not stupid , you are just new to this type of this questions and you are learning :wink:
and believe me , at the first of my prep. , i asked question for which i can kill someone if he asked it :-D
_________________

How can i lose my faith in life's fairness when i know that the dreams of those who sleep on the feathers are not more beautiful than the dreams of those who sleep on the ground? - Jubran Khaleel Jubran

Kudos [?]: 119 [0], given: 94

Manager
Manager
User avatar
Status: Trying to survive
Joined: 29 Jun 2011
Posts: 177

Kudos [?]: 119 [0], given: 94

GMAt Status: Quant section
Concentration: Finance, Real Estate
Schools: WBS (D)
GMAT Date: 12-30-2011
GPA: 3.2
Re: A math problem, pls help to solve it(11) [#permalink]

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New post 07 Aug 2011, 18:05
and one kudos for encouraging you
_________________

How can i lose my faith in life's fairness when i know that the dreams of those who sleep on the feathers are not more beautiful than the dreams of those who sleep on the ground? - Jubran Khaleel Jubran

Kudos [?]: 119 [0], given: 94

Manager
Manager
avatar
Joined: 04 Aug 2011
Posts: 50

Kudos [?]: 33 [0], given: 0

Re: A math problem, pls help to solve it(11) [#permalink]

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New post 08 Aug 2011, 21:37
I think I'm stupid.

If I make this kind of careless during the exam, it is unforgiveable to myself.

Silver89 wrote:
and one kudos for encouraging you

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Re: A certain encyclopedia has 20 volumes, each of which is w [#permalink]

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New post 29 Nov 2017, 00:24
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Re: A certain encyclopedia has 20 volumes, each of which is w   [#permalink] 29 Nov 2017, 00:24
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