Search found 484 matches
- by magical cook
Thu Jan 03, 2008 7:00 pm- Forum: Data Sufficiency
- Topic: confirm pls?
- Replies: 10
- Views: 2466
- by magical cook
Thu Jan 03, 2008 3:14 pm- Forum: Data Sufficiency
- Topic: confirm pls?
- Replies: 10
- Views: 2466
confirm pls?
If x and y are positive integers and y = √(9 - x) , what is the value of y?
(1) x <8> 1
my answer and OA is different - I want to confirm the answer.
- by magical cook
Thu Jan 03, 2008 2:16 pm- Forum: Data Sufficiency
- Topic: confirm pls?
- Replies: 10
- Views: 2466
- by magical cook
Sat Dec 29, 2007 7:53 am- Forum: Problem Solving
- Topic: circle
- Replies: 16
- Views: 4941
inequity 24
Is 1/p > r/(r^2+2) ?
1) p=r
2) r>0
[spoiler][spoiler]I was thinking A because wheter R is negative or positive, always 1/p will be bigger....no? but answer seems C - could anyone give me light pls? [/spoiler][/spoiler]
- by magical cook
Tue Dec 25, 2007 10:01 am- Forum: Data Sufficiency
- Topic: inequity 24
- Replies: 1
- Views: 1475
- by magical cook
Mon Dec 24, 2007 5:33 pm- Forum: Problem Solving
- Topic: word problem 16
- Replies: 2
- Views: 1304
- by magical cook
Mon Dec 24, 2007 12:49 pm- Forum: Problem Solving
- Topic: word problem 16
- Replies: 2
- Views: 1304
- by magical cook
Sun Dec 23, 2007 7:56 pm- Forum: Problem Solving
- Topic: inequity 54
- Replies: 6
- Views: 1990
- by magical cook
Sun Dec 23, 2007 5:41 pm- Forum: Data Sufficiency
- Topic: 28-32
- Replies: 15
- Views: 4647
- by magical cook
Sun Dec 23, 2007 2:08 pm- Forum: Problem Solving
- Topic: inequity 54
- Replies: 6
- Views: 1990
inequity 54
If n denotes a numner to the left of 0 on the number line such that the square of n is less than 1/100, then the reciprocal of n must be.. 1) less than -10 2) between -1 and -1/10 3) between -1/10 and 0 4) between 0 and 1/10 5) greater than 10 my way was... n^2 , 1/100 -1/10 < n < 1/10 since n is ne...
- by magical cook
Sun Dec 23, 2007 11:42 am- Forum: Problem Solving
- Topic: inequity 54
- Replies: 6
- Views: 1990
- by magical cook
Sun Dec 23, 2007 5:56 am- Forum: Data Sufficiency
- Topic: inequity p19
- Replies: 5
- Views: 1890
- by magical cook
Sat Dec 22, 2007 6:17 pm- Forum: Data Sufficiency
- Topic: inequity p19
- Replies: 5
- Views: 1890
Sorry, I still think it's D...
for 1), 7 different numbers within 1-100 means the range of the 7 numbers 6? how about like 77, 22, 5, etc...
- by magical cook
Sat Dec 22, 2007 8:59 am- Forum: Data Sufficiency
- Topic: 28-32
- Replies: 15
- Views: 4647
thanks. I am for B too but answer says C.... I think it should be worng unless anyone has different answer....
- by magical cook
Thu Dec 20, 2007 2:58 pm- Forum: Data Sufficiency
- Topic: inequity help 13
- Replies: 7
- Views: 2062