Search found 27 matches
730 (47V, 44Q)
I just finished the GMAT this morning, and I'm altogether happy with my score.
I really want to thank the folks on this forum who helped me out, particularly with the quantitative side of things. Givemeanaid, Beny, and others deserve major props!
Best of luck to everyone.
- by mindruna
Sat Aug 11, 2007 10:26 am- Forum: I just Beat The GMAT!
- Topic: 730 (47V, 44Q)
- Replies: 3
- Views: 3215
That's completely clear--thanks. I found the problem online while trying to improve my weak points. I really appreciate the help!
- by mindruna
Fri Aug 10, 2007 6:55 am- Forum: Problem Solving
- Topic: Probability Question
- Replies: 5
- Views: 1719
- by mindruna
Fri Aug 10, 2007 6:31 am- Forum: Problem Solving
- Topic: Probability Question
- Replies: 5
- Views: 1719
Probability Question
I still struggle with this type of question. Can anyone help? Thanks. Two canoe riders must be selected from each of two groups of campers. One group consists of three men and one woman, and the other group consists of two women and one man. What is the probability that two men and two women will be...
- by mindruna
Fri Aug 10, 2007 5:14 am- Forum: Problem Solving
- Topic: Probability Question
- Replies: 5
- Views: 1719
- by mindruna
Thu Aug 09, 2007 11:42 am- Forum: Problem Solving
- Topic: Quadratic
- Replies: 3
- Views: 1534
GMAT Prep Question
The rate of a chemical reaction is directly proportional to the square of the concentration of chemical A present and inversely proportional to the concentration of chemical B present. If the concentration of B is increased by 100%, which of the following is closest to the percent change in concentr...
- by mindruna
Tue Aug 07, 2007 6:14 pm- Forum: Problem Solving
- Topic: GMAT Prep Question
- Replies: 2
- Views: 1649
This is tricky...
Because the answers have boxes around them, you have to pick the answer that adheres to the rule stated at the beginning. The answer is 81, but it's really [27] because 27 is odd and therefore, you have to multiply by 3 to get 81.
- by mindruna
Mon Aug 06, 2007 5:43 am- Forum: Problem Solving
- Topic: confusing
- Replies: 4
- Views: 1764
The answer would be 12/19 hours if the question is written correctly. However, if this is the GMAT prep question, I think the second 6/5 is supposed to be a different number.
- by mindruna
Sun Aug 05, 2007 5:24 pm- Forum: Problem Solving
- Topic: Tough work problem
- Replies: 3
- Views: 2015
GMAT Prep
In a certain group of 10 members, 4 members teach only French and the rest teach only Spanish or German. If the group is to choose a 3 member committee which must have at least one French teacher, how many different committees are possible? The official answer is 100. I know that to determine the to...
- by mindruna
Sun Aug 05, 2007 8:54 am- Forum: Problem Solving
- Topic: GMAT Prep
- Replies: 1
- Views: 1818
Another GMAT Prep Question
If the integers a and n are greater than 1 and the product of the first 8 integers is a multiple of a^n, what is the value of a?
1) a^n=64
2) n=6
The OA is b, but I'm not certain how that is sufficient. Any insight would be really appreciated! Thanks.
- by mindruna
Sat Aug 04, 2007 11:21 am- Forum: Data Sufficiency
- Topic: Another GMAT Prep Question
- Replies: 4
- Views: 2147
GMAT Prep Question
In the xy plane, at what 2 points does the graph of y=(x+a)(x+b) intersect the x-axis?
1) a+b=-1
2)the graph intersects the y axis at (0,-6)
I guessed E, but the OA is C. How?
Thanks!
- by mindruna
Sat Aug 04, 2007 11:19 am- Forum: Data Sufficiency
- Topic: GMAT Prep Question
- Replies: 1
- Views: 1530
GMAT Prep Question--Exponents
This has to be simple but I'm not understanding the process. Any tips would be great!
2^5 +2^5 +3^5 +3^5 +3^5
The official answer is 2^6 + 3^6
- by mindruna
Sat Aug 04, 2007 7:52 am- Forum: Problem Solving
- Topic: GMAT Prep Question--Exponents
- Replies: 3
- Views: 1748
- by mindruna
Sat Aug 04, 2007 4:32 am- Forum: Problem Solving
- Topic: I simple PS
- Replies: 9
- Views: 2375
441,000-36,000=405,000 (number of books sold after paperback was released)
x+9x=405,000
10x=405,000
x=40,500
9(x)=total number of paperbacks sold=364,500
- by mindruna
Fri Aug 03, 2007 4:13 pm- Forum: Problem Solving
- Topic: PS
- Replies: 1
- Views: 1603
- by mindruna
Fri Aug 03, 2007 4:03 pm- Forum: Problem Solving
- Topic: I simple PS
- Replies: 9
- Views: 2375