Search found 174 matches


The position of no. 7 ( units,tens,hundreds) can be chosen in 3C1 ways
the other 2 places can filled by all the 10 digits ( 0 to 9)

Total no.s = 3C1*10*10 = 300

by bmlaud

Fri Jul 03, 2009 12:50 am
Forum: Problem Solving
Topic: counting integers
Replies: 9
Views: 1245

IMO D

The argument assumes that there is no other way to climb the pouches.

Option E is misleading - it is analogous to say Marsupial lions had tails, whiskers or nails because lions needed those for their development. It may not be true though.

by bmlaud

Sun May 10, 2009 3:47 am
Forum: Critical Reasoning
Topic: Marsupial Lions
Replies: 18
Views: 2958

IMO E

If and only if P then Q menas If P then Q and If Q then P.

by bmlaud

Sun May 10, 2009 3:23 am
Forum: Critical Reasoning
Topic: Leachate CR
Replies: 12
Views: 2760

IMO B Let’s say every year 100 people were migrating to small towns from Latvia. As per the survey, in 1975 the people migrated were less, say 80. But the number is considered wrong because lot of people from abroad who came to Latvia were counted as migrants. The people counted were the people comi...

by bmlaud

Sat May 09, 2009 11:36 pm
Forum: Critical Reasoning
Topic: CR - Inference
Replies: 16
Views: 2795

IMO B too
Rules out reverse causal relationship.

by bmlaud

Mon May 04, 2009 11:18 am
Forum: Critical Reasoning
Topic: assumption
Replies: 16
Views: 4064

Clear D

Option C says Most diseases and argument says many cases a serious illness will go undetected

Many ~ 51% and Most ~ 99% :wink:

by bmlaud

Mon May 04, 2009 10:55 am
Forum: Critical Reasoning
Topic: Advocates
Replies: 11
Views: 1551

The distance between the centres of two circles will determine whether circles intersect or not. if distance > R + 2 -- non intersecting circles = R+2-- intersecting at a point < R+2-- circles intersecting at two points = 0 --- concentric circles stat1: distance = R+1 => circles intersect stat2: R=3...

by bmlaud

Mon May 04, 2009 10:10 am
Forum: Data Sufficiency
Topic: C is a circle...
Replies: 12
Views: 2199

If you don't want to choose numbers then the best method is to make denominators of the fractions same and compare the numerators. The fractions reduce down to following comparisons Option1: Is 2x(sqrt(x+y)) > (x+y)(sqrt(x+y)) => is 2x>(x+y) True only when x>y - can't say Option2: Is (sqrt(x) + sqrt...

by bmlaud

Mon May 04, 2009 9:56 am
Forum: Data Sufficiency
Topic: GMAT Prep - Quant 2
Replies: 3
Views: 1121

Close call between D and E in the bold face question.

Rashmi, in your question, option C explains the paradox.

Option E is wrong because it doesn't explain why the communicable disease was absent in America.

by bmlaud

Fri Mar 20, 2009 11:48 am
Forum: Critical Reasoning
Topic: Help please
Replies: 15
Views: 3386
by bmlaud

Fri Mar 20, 2009 11:16 am
Forum: Critical Reasoning
Topic: cr
Replies: 9
Views: 2025

Clear B

The argument assumes there aren't any other ways than importing water to meet the demand.

by bmlaud

Thu Mar 19, 2009 8:49 am
Forum: Critical Reasoning
Topic: Assumption CR
Replies: 10
Views: 1522

Good Question Cramya and Thanks to Ian for excellent explanation.

Nice learning..

by bmlaud

Thu Mar 19, 2009 8:33 am
Forum: Critical Reasoning
Topic: Tough Assumption CR
Replies: 28
Views: 6157

(B) Host insects lack any effective defenses against the form of predation practiced by parasitic wasps. We don't know that (C) Parasitic wasps learn from experience how many eggs to lay into the eggs of different host species. Not mentioned in the passage may be they have some other mechanism to de...

by bmlaud

Thu Mar 19, 2009 8:17 am
Forum: Critical Reasoning
Topic: Parasitic Wasps
Replies: 5
Views: 1327

IMO D - That is why the subjects remained tolerant to the tyranny of rulers.

by bmlaud

Thu Mar 19, 2009 8:05 am
Forum: Critical Reasoning
Topic: Aristotle
Replies: 11
Views: 2256