Search found 4 matches
can any expert or forum member explain what is meant by opposite odd-even nature as mentioned in option V
- by lunar
Mon Nov 07, 2016 6:39 pm- Forum: Problem Solving
- Topic: good GCD -LCM question
- Replies: 7
- Views: 2922
good GCD -LCM question
If A and B are positive integers greater than 1 such that the GCD of A and B is 1, then which of the following must be true? I. A and B are prime numbers. II. A and B are consecutive numbers. III. A and B do not have a common prime factor IV. The product AB has two prime factors V. A and B have the ...
- by lunar
Sun Nov 06, 2016 5:53 am- Forum: Problem Solving
- Topic: good GCD -LCM question
- Replies: 7
- Views: 2922
Good SC question from OG verbal 16
Archaeologists in Ireland believe that a recently discovered chalice, which dates from the eighth century, was probably buried to keep from being stolen by invaders. (A) to keep from (B) to keep it from (C) to avoid (D) in order that it would avoid (E) in order to keep from OA: B I don't understand ...
- by lunar
Mon Aug 01, 2016 5:38 am- Forum: Sentence Correction
- Topic: Good SC question from OG verbal 16
- Replies: 2
- Views: 1561
GMAT PREP good question
A major chemical spill occurred five years ago at Baker’s Beach, the world’s sole nesting ground for Merrick sea turtles, and prevented nearly all the eggs laid that year from hatching. Yet the number of adult female Merricks returning to lay their eggs at Baker’s Beach has actually increased ...
- by lunar
Tue Aug 11, 2015 6:11 pm- Forum: Critical Reasoning
- Topic: GMAT PREP good question
- Replies: 2
- Views: 2622