Search found 47 matches

Author Message
sochatte
Replies:
2
Views:
2552
Thanks:
0

GMATprep probability

Forum:
Problem Solving
Posted:
Sun Dec 16, 2007 4:18 pm
yes it should be correct....
the other way would be...

1. station A 0.3
2. station B 0.7x0.3 = 0.21
3. station C 0.7x0.7x0.3 = 0.147

1+2+3 = .657


but i think 1-p is a better way
sochatte
Replies:
2
Views:
2552
Thanks:
0

GMATprep probability

Forum:
Problem Solving
Posted:
Sun Dec 16, 2007 12:46 pm
On his drive to work, Leo listens to one of three radio stations A, B, or C. He first turns to A, if A is playing a song he likes, he listens to it; if not, he turns to B. If B is playing a song he li ...
sochatte
Replies:
1
Views:
1126
Thanks:
0

GMATprep DS

Forum:
Data Sufficiency
Posted:
Sun Dec 16, 2007 11:35 am
Is the hundredth digit of decimal d greater than 5?

1). The tenth digit of 10d is 7

2). The thousandth digit of d/10 is 7



could someone ecplain.....
sochatte
Replies:
11
Views:
2517
Thanks:
0

SET SC

Forum:
Sentence Correction
Posted:
Sat Dec 15, 2007 11:05 pm
On Earth, among the surest indications of sunspot cycles are believed to be the rate that trees grow, as seen in the rings visible in the cross sections of their trunks.

A. On Earth, among the sure ...
sochatte
Replies:
1
Views:
1054
Thanks:
0

Need help with the explanations

Forum:
Data Sufficiency
Posted:
Wed Dec 12, 2007 7:11 pm
Is x negative?

1. x^3(1-x^2) < 0

2. x^2 - 1 < 0

I need help with explanations...
sochatte
Replies:
8
Views:
1757
Thanks:
0

MGMAT SC...Danielle plz help...

Forum:
Sentence Correction
Posted:
Wed Dec 12, 2007 1:04 am
the ans is A
sochatte
Replies:
8
Views:
1757
Thanks:
0

MGMAT SC...Danielle plz help...

Forum:
Sentence Correction
Posted:
Wed Dec 12, 2007 12:05 am
The Daughters of the American Revolution, a volunteer service organization, admits as members only women who can prove lineal descent from a patriot of the American Revolution.
a.admits as members on ...
sochatte
Replies:
1
Views:
1275
Thanks:
0

GMATprep SC

Forum:
Sentence Correction
Posted:
Mon Dec 10, 2007 12:04 am
explanation please
sochatte
Replies:
4
Views:
1487
Thanks:
0

SC ...need help

Forum:
Sentence Correction
Posted:
Sat Dec 08, 2007 10:41 am
When drive-ins were at the height of their popularity in the late 1950s, some 4,000 existed in the United States, but today there are less than one-quarter that many.
A. there are less than one-quar ...
sochatte
Replies:
4
Views:
1565
Thanks:
0

Need help with the SC

Forum:
Sentence Correction
Posted:
Wed Dec 05, 2007 10:02 pm
The first trenches that were cut into a 500-acre site at Tell Hamoukar, Syria, have yielded strong evidence for centrally administered complex societies in northern regions of the Middle East that wer ...
sochatte
Replies:
2
Views:
1345
Thanks:
0

Need help with the explanations

Forum:
Sentence Correction
Posted:
Wed Dec 05, 2007 9:54 pm
The state has proposed new rules that would set minimum staffing levels for nurses, rules intended to ensure that at least one nurse is assigned for every four patients put through triage in a hospita ...
sochatte
Replies:
2
Views:
1394
Thanks:
0

MH CR question...

Forum:
Critical Reasoning
Posted:
Sat Dec 01, 2007 4:20 pm
According to a study of more than 50,000 Norwegian smokers, smokers who reduced their nicotine intake from cigarettes, even by up to 50 percent, did not achieve significant health benefits. The mortal ...
sochatte
Replies:
5
Views:
1667
Thanks:
0

Need help with the SC

Forum:
Sentence Correction
Posted:
Fri Nov 30, 2007 12:38 am
Q10:

Antarctica receives more solar radiation than does any other place on Earth, yet the temperatures are so cold and the ice cap is reflective, so that little polar ice melts during the summer; o ...
sochatte
Replies:
3
Views:
1106
Thanks:
0

any easy of solving this kind of problem

Forum:
Data Sufficiency
Posted:
Thu Nov 29, 2007 10:25 am
yes E is right.....
sochatte
Replies:
5
Views:
1180
Thanks:
0

Need help with the explanations

Forum:
Data Sufficiency
Posted:
Thu Nov 29, 2007 12:43 am
hey guys thx for replying. However, the ans is A. But now I think I understand what is going on here.

1. basically stmt 1 says
the tens digit of k + 9 is 3 so when we do abc + 9, b becomes 3.
Sin ...
Goto page Next
  • New posts
  • New posts [ Popular ]
  • New posts [ Locked ]
  • No new posts
  • No new posts [ Popular ]
  • No new posts [ Locked ]
  • Announcement
  • Sticky