Search found 23 matches
Ans: D
As the only option where 35^-1 is not divisible by k is 16. hence 35^2-1/16 is not an integer.
- by JS_2
Tue Sep 06, 2011 10:42 pm- Forum: Problem Solving
- Topic: If k is an integer
- Replies: 56
- Views: 28269
- by JS_2
Mon Sep 05, 2011 11:21 pm- Forum: Sentence Correction
- Topic: olympic games...
- Replies: 59
- Views: 46274
My Ans is B
Neanderthals is the main subject and the vocal tract of neanderthals has to be compared against the vocal tract of apes.
Is this a correct explanation?
- by JS_2
Sun Sep 04, 2011 11:21 pm- Forum: Sentence Correction
- Topic: Neanderthals had a vocal tract
- Replies: 75
- Views: 43190
- by JS_2
Mon Aug 29, 2011 10:05 pm- Forum: Data Sufficiency
- Topic: Remainder Prob
- Replies: 74
- Views: 40043
- by JS_2
Mon Aug 29, 2011 9:27 pm- Forum: Data Sufficiency
- Topic: Integer Properties - DS
- Replies: 102
- Views: 44429
- by JS_2
Thu Aug 25, 2011 9:37 am- Forum: Sentence Correction
- Topic: Election time
- Replies: 91
- Views: 41783
- by JS_2
Wed Aug 24, 2011 8:45 am- Forum: Critical Reasoning
- Topic: Wolves
- Replies: 78
- Views: 36827
22/15
Just reverse the time to rate for Y & Z. add the rates 1/y+1/z
Then reciprocal of 1/y and 1/x gives time taken by y and z together to complete the job..
Thats it..Ans = time taken by x/time taken by y and z together.
- by JS_2
Mon Aug 22, 2011 10:21 pm- Forum: Problem Solving
- Topic: og math # 130
- Replies: 132
- Views: 58158