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An equilateral triangle that has an area of 9 3^1/2 is inscribed in a circle. What is the area of the circle? A . 6pi B. 9pi C. 12 pi D. 9pi 3^1/2 E. 18pi 3^1/2 i was able to dril down to side of eaxch triangle beign 6 !! further/? i guess i am blacked out ! Any comments please?? This can be solved...

by saugatoghosh

Sun Sep 09, 2012 11:38 pm
Forum: Problem Solving
Topic: equilateral triangle pS
Replies: 61
Views: 34567

According to a survey, at least 70% of people like apples, at least 75% like bananas and at least 80% like cherries. What is the minimum percentage of people who like all three? A. 15% B. 20% C. 25% D. 0% E. 35% Ans?? I think there's a fairly intuitive explanation to this one. If the minimum number...

by saugatoghosh

Sun Sep 02, 2012 12:51 am
Forum: Problem Solving
Topic: least value venn diagram
Replies: 94
Views: 54445

I understand that to refer to a singular, you can't use 'those'... but my question here is why is vocal tract singular in the first place? Why is it not plural as follows: Neanderthals had vocal tracts.... by having plural 'vocal tracts', we are decribing the inherent nature of the vocal tracts (of...

by saugatoghosh

Thu Aug 30, 2012 12:34 am
Forum: Sentence Correction
Topic: Neanderthals had a vocal tract
Replies: 75
Views: 43228

For the second version of the problem you have stated, Statement 1 will no longer be sufficient. If y is an even integer in the range -1.5<y<2.5, then y can be O or 2. In which case only statement 2 will be sufficient and the answer will be B.

by saugatoghosh

Wed Aug 29, 2012 3:30 am
Forum: Data Sufficiency
Topic: What is the value of y? - Need help
Replies: 4
Views: 1092