Search found 8 matches


Hello Guru, Thanks very much for the clarity on this topic. I now understand that I cannot use Relative Speed concept in Work-Time questions. I really appreciate your help. Just wanted to clarify something in your post; there are a couple of typos: At the end of t hours, A's work = B's work. But BEF...

by s777

Sun Feb 28, 2016 8:59 pm
Forum: Data Sufficiency
Topic: MGMAT DS Question - Time,Speed,Work(MachinesA&B tablets)
Replies: 4
Views: 1658

MGMAT DS Question - Time,Speed,Work(MachinesA&B tablets)

Machines A and B each produce tablets at their respective constant rates. Machine A has produced 30 tablets when Machine B is turned on. Both machines continue to run until Machine B’s total production catches up to Machine A’s total production. How many tablets does Machine A produce in the tim...

by s777

Thu Feb 25, 2016 8:43 pm
Forum: Data Sufficiency
Topic: MGMAT DS Question - Time,Speed,Work(MachinesA&B tablets)
Replies: 4
Views: 1658

IR: Giant Kangaroos - Marco and Fatima - GMATPrep Software

Can someone clearly explain this to me ? Though this IR (CR) question looks simple at the outset, there is fair amount of ambiguity in the answers provided. This is an official GMAT Prep Test question. Marco: Giant kangaroos - one of several extinct species of large mammals (megafauna) - went extinc...

by s777

Fri Dec 11, 2015 10:39 pm
Forum: GMAT Integrated Reasoning
Topic: IR: Giant Kangaroos - Marco and Fatima - GMATPrep Software
Replies: 6
Views: 10036

GMAT Prep Exam Pack 1 - CR question (Telomerase)

Can someone help me solve this ? Telomerase is an enzyme that is produced only in cells that are actively dividing. Thus, as a rule, it is not present in adult tissue. Bone marrow is an exception to this rule, however, since even in adults bone marrow cells continually divide to replace old blood ce...

by s777

Sat Dec 14, 2013 10:07 pm
Forum: Critical Reasoning
Topic: GMAT Prep Exam Pack 1 - CR question (Telomerase)
Replies: 1
Views: 3414

GMAT Prep Exam Pack 1 - Arranging/FPC Question

A photographer will arrange 6 people of 6 different heights for a photograph by placing them in two rows of three so that each person in the first row is standing in front of someone in the second row. The heights of the people within each row must increase from left to right, and each person in the...

by s777

Tue Dec 10, 2013 7:48 am
Forum: Problem Solving
Topic: GMAT Prep Exam Pack 1 - Arranging/FPC Question
Replies: 1
Views: 1064

GMAT Prep Exam Pack 1 Test - Probability Question

If the probability is 0.54 that stock A will increase in value during the next month and the probability is 0.68 that stock B will increase in value during the next month, what is the greatest possible value for the probability that neither of these 2 events will occur? A) 0.22 B) 0.32 C) 0.37 D) 0....

by s777

Tue Dec 10, 2013 5:58 am
Forum: Problem Solving
Topic: GMAT Prep Exam Pack 1 Test - Probability Question
Replies: 1
Views: 1711

scaled scores: Quants (47), Verbal (23). None of Kaplan test scores were below 600.

by s777

Thu Dec 22, 2011 10:11 am
Forum: GMAT Strategy
Topic: GMAT 580 Dec 2011 - advice needed to get 700
Replies: 4
Views: 1663

GMAT 580 Dec 2011 - advice needed to get 700

Hi folks, I wrote GMAT yesterday after more than 5 months of preparation. I had taken the GMAT On Demand course from Kaplan. I averaged between 650 and 710 in most of 9 Kaplan tests. Even after finishing all the 800 OG problems (quants and verbal together)and watching the Kaplan verbal videos, I was...

by s777

Thu Dec 22, 2011 9:47 am
Forum: GMAT Strategy
Topic: GMAT 580 Dec 2011 - advice needed to get 700
Replies: 4
Views: 1663