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GMAT Prep Exam
I need an explaination for the following GMAT prep question: At a dinner party, 5 people are to be seated around a circular table. Two seating arrangements are considered different only when the positions of the people are different relative to each other. What is the total number of different possi...
- by janvierek
Sun Dec 02, 2007 4:03 pm- Forum: Problem Solving
- Topic: GMAT Prep Exam
- Replies: 1
- Views: 1687
GMAT Prep Exam
Can someone explain to me the answers for the following 3 questions on GMAT prep exam. Thanks! 1. A certain law firm consists of 4 senior partners and 6 junior partners. How many different groups of 3 partners can be performed in which at least one member of the group is a senior partner? (Two group...
- by janvierek
Mon Nov 26, 2007 7:31 am- Forum: Problem Solving
- Topic: GMAT Prep Exam
- Replies: 2
- Views: 1472
GMAT Prep Exam
1. ann:$450,000 Bob:$360,000 Cal: $190,000 Dot:$210,000 Ed:$680,000 The table above shows the total sales recorded in july for the 5 sales person. it was discovered that one of Cal's sales was incorrectly recorded as one of Ann's sales. After this error was corrected, Ann's total sales were still hi...
- by janvierek
Fri Jun 22, 2007 11:37 am- Forum: Problem Solving
- Topic: GMAT Prep Exam
- Replies: 4
- Views: 2094
GMAT Prep Exam
You're right the answer is c. 18x/5. but i can't figure out how you got it though. Can you explain maybe with the numbers? I'm plug in numbers in Y Km/h = (Y*1000)/(60*60) m/s but i don't come up with same thing If the speed of x meters per second is equivalent to the speed of y kilometers per hour,...
- by janvierek
Fri Jun 22, 2007 7:16 am- Forum: Problem Solving
- Topic: GMAT Prep Exam
- Replies: 5
- Views: 2136
GMAT Prep Exam
If the speed of x meters per second is equivalent to the speed of y kilometers per hour, what it y in terms of x ( 1 kilometer = 1000 meters)
a) 5x/18
b) 6x/5
c) 18x/5
d) 60x
e) 3,600,000x
- by janvierek
Thu Jun 21, 2007 8:12 pm- Forum: Problem Solving
- Topic: GMAT Prep Exam
- Replies: 5
- Views: 2136
GMAT Prep Exam
Thank for your help. However i still don't get how you got p-1. i do understand the first part (Take n = 5. The positive integers that are less than 5 and that have no positive factor in common with 5 are 1, 2, 3 and 4) could you please explain to me how you got p-1? thanks 1.The function f is defin...
- by janvierek
Thu Jun 21, 2007 1:32 pm- Forum: Problem Solving
- Topic: GMAT Prep Exam
- Replies: 3
- Views: 2530
GMAT Prep Exam
Can anyone explain to me how to do the following questions? 1.The function f is defined for all positive integers n by the following rule:f(n) is the number of positive integers each of which is less than n and has no positive factor in common with n other than 1. if p is any prime number then f(p) ...
- by janvierek
Wed Jun 20, 2007 7:33 pm- Forum: Problem Solving
- Topic: GMAT Prep Exam
- Replies: 3
- Views: 2530