Search found 40 matches
- by blackjack
Fri Aug 19, 2011 5:22 am- Forum: Problem Solving
- Topic: Mixture problem using alligation method
- Replies: 3
- Views: 5693
Manhattan Probability
Renne has a bag of candy. The bag has 1 candy bar, 2 lollipops, 3 jellybeans and 4 truffles. Jack takes one piece of candy out of the bag at random. If he picks a jellybean, he chooses one additional piece of candy and then stops. If he picks any non-jellybean candy, he stops picking immidietely. Af...
- by blackjack
Thu Aug 18, 2011 7:11 am- Forum: Problem Solving
- Topic: Manhattan Probability
- Replies: 9
- Views: 3899
Does anybody know on what dates is this 'experimental Integrated Reasoning section' being tested? I don't remember seeing anything of this sort when I signed up? My date is 27 August. Can't find any info on the GMAC website.
- by blackjack
Sun Aug 14, 2011 7:00 am- Forum: I just Beat The GMAT!
- Topic: Verbal Section destroyed - Can we challenge GMAT score?
- Replies: 42
- Views: 17503
Non-algebric method needed
A survey of employers found that during 1993 employment costs rose 3.5 percent, where employment costs consist of salary costs and fringe-benefits costs. If salary costs rose 3 percent and fringe-benefit costs rose 5.5 percent during 1993, then fringe-benefit costs represented what percent of employ...
- by blackjack
Wed Aug 10, 2011 8:07 am- Forum: Problem Solving
- Topic: Non-algebric method needed
- Replies: 6
- Views: 2021
- by blackjack
Tue Aug 09, 2011 8:26 am- Forum: Sentence Correction
- Topic: enriched flour
- Replies: 12
- Views: 2618
If q is Brandon's average monthly usage, then his yearly usage is 12q. Let Jodie's average monthly usage be j, then her yearly usage is 12j. We need to prove 12j is equal to or greater than 12q. #1. Jodie's average monthly usage for 8 months was 1.5q. So total for 8 months was 12q. If her usage was ...
- by blackjack
Sun Jul 17, 2011 4:42 am- Forum: Data Sufficiency
- Topic: DS Question
- Replies: 1
- Views: 1182
The third-side rule of triangles states that the third side of any triangle must be less than the sum of the lengths of the other 2 sides. This logic extends to any polygon: The last side of any polygon must be less than the sum of the lengths of the other sides. Thanks Mitch, Didn't think of it th...
- by blackjack
Sun Jul 17, 2011 4:24 am- Forum: Problem Solving
- Topic: A quickier way ?
- Replies: 7
- Views: 5541
Hey,
'However much' is an idiom, meaning 'as much as'. So it does not involve any counting of parents here.
'Despite the fact that parents in johannson's district may agree that'- here fact and may do not go together, so it is incorrect.
Hope this helps.
- by blackjack
Sat Jul 16, 2011 8:33 am- Forum: Sentence Correction
- Topic: SC
- Replies: 1
- Views: 964
It was decided by us that the emphasis would be placed on the results that might be attained. a) We decided that the emphasis would be placed on the results that might be attained.- correct b) We decided to emphasize the results that might be attained. - changes the meaning of the sentence. The orig...
- by blackjack
Sat Jul 16, 2011 8:24 am- Forum: Sentence Correction
- Topic: SC
- Replies: 1
- Views: 928
E is the clear winner, because the judge may have favored women in 60% of the cases, but E clearly points out that the women should have won in more than 60% cases.
- by blackjack
Thu Jul 14, 2011 7:34 am- Forum: Critical Reasoning
- Topic: Some people have questioned
- Replies: 3
- Views: 1542
From STMT (1) IF x=y=1, then x+y=2, xy=1 IF x=y=2, then x+y=4, xy=4 IF x=y=3, then x+y=6, xy=9 NOT SUFFICIENT FROM STMT (2) x+y > x^2+y^2 x+y > (x+y)^2 + 2xy x+y > 2xy so we can infer that x+y > xy SUFFICIENT Hence the answer is b wouldnt the red coloured equation be ](x+y)^2 - 2xy Hi, I guess that...
- by blackjack
Thu Jul 14, 2011 7:24 am- Forum: Data Sufficiency
- Topic: Divisibility Problem
- Replies: 8
- Views: 1298
Hi Mitch, will it also be okay if do the following:
multiply 333*8=2664
and then add 33+3= 36 to it= 2700.
Somehow seems simpler and more obvious then subtracting 300 and 330.
- by blackjack
Thu Jul 14, 2011 7:10 am- Forum: Problem Solving
- Topic: 2 Series
- Replies: 6
- Views: 7934
- by blackjack
Thu Jul 14, 2011 6:27 am- Forum: Critical Reasoning
- Topic: Rats experimenet!!
- Replies: 3
- Views: 1253
Thanks Brian, I have been reviewing my errors and most of them are careless mistakes. I'm going to start working on the checklist suggested by you right away! Thanks, guys! And since you like that idea I'll tell you exactly what I did - I had a five-point checklist of the easy-to-make mistakes that ...
- by blackjack
Wed Jul 13, 2011 5:49 am- Forum: Problem Solving
- Topic: Silly mistakes
- Replies: 7
- Views: 1607
- by blackjack
Tue Jul 12, 2011 10:15 am- Forum: GMAT Math
- Topic: OG 12th ed Query
- Replies: 3
- Views: 1976