Search found 22 matches
- by Bhandaripreeti
Thu Nov 15, 2007 5:19 am- Forum: Sentence Correction
- Topic: GMATPREP - difficulty level 750 +
- Replies: 3
- Views: 3159
GMATPREP - difficulty level 750 +
Whereas the use of synthetic fertilizers has greatly expanded agricultural productivity in many parts of the world, an increase in their use can create serious environmental problems such as water pollution and their substitution for more traditional fertilizers may accelerate soil structure deterio...
- by Bhandaripreeti
Mon Nov 12, 2007 1:40 am- Forum: Sentence Correction
- Topic: GMATPREP - difficulty level 750 +
- Replies: 3
- Views: 3159
DS Average
Blair is shopping for a meal. He buys truffles, caviar, tuna, and grapes. He spends the same amount of money on each item, though he purchases different quantities of each. If the quantities purchased are all integer values greater than 1, and if the product of the weights in ounces of each item is ...
- by Bhandaripreeti
Mon Oct 15, 2007 6:01 am- Forum: Data Sufficiency
- Topic: DS Average
- Replies: 1
- Views: 1449
DS Probability
What is the chance that Martha wins the first 5 rounds and loses the sixth? (1) The chance that Martha wins the first 4 rounds and loses the fifth is 1/32 (2) The chance that Martha wins the first 6 rounds and loses the seventh is 1/128 . Hi, I thought the answer is D considering the numerator is 1 ...
- by Bhandaripreeti
Mon Oct 15, 2007 5:05 am- Forum: Data Sufficiency
- Topic: DS Probability
- Replies: 1
- Views: 1515
Sure .
Since it is a Geometry DS , have attached the image.
My question here is ,Is Statement 2 not enough to answer the question since Statement II states X-Y =2 and in that case X*Y cannot be 50 .
I thought that the answer is B but it is C .Can somebody pls help me with this.
Regards,
Preeti
- by Bhandaripreeti
Thu Oct 11, 2007 1:16 am- Forum: Data Sufficiency
- Topic: Geometry DS
- Replies: 2
- Views: 1525
- by Bhandaripreeti
Wed Oct 10, 2007 9:42 pm- Forum: Data Sufficiency
- Topic: Geometry DS
- Replies: 2
- Views: 1525
Inverse Proportion
If c is directly proportional to d and inversely proportional to e, and when and , which of the following is true for all values of c?
1) c=d/e
2) c=de/3
3) c=3d/4e
4) c= 4e/3d
5) c=12e/d
Ans 3
- by Bhandaripreeti
Sat Oct 06, 2007 4:42 am- Forum: Problem Solving
- Topic: Inverse Proportion
- Replies: 2
- Views: 1672
If the average of 6 numbers is 20, how many of the numbers are equal to 21? (1) Three of the numbers are equal to 19. (2) Three of the numbers are less than 21 First St- 19,19,19,21,21,21,21 19,19,19,18,21,24 Not Suff 10,10,10,30,30,30 19,19,19,21,21,21 Not Sufficient Combining the two - First set o...
- by Bhandaripreeti
Sat Oct 06, 2007 4:38 am- Forum: Data Sufficiency
- Topic: Mean
- Replies: 5
- Views: 2033
Probability
A string of lights is strung with red, blue, and yellow bulbs in a ratio of two to five to three, respectively. If 6 bulbs are lit in a random sequence, what is the probability that no color is lit more than twice?
9/10000
81/1000
10/81
1/3
80/81
- by Bhandaripreeti
Thu Sep 27, 2007 2:16 am- Forum: Problem Solving
- Topic: Probability
- Replies: 3
- Views: 1403
Probability
A minidisk player is loaded with only rock, jazz, and opera songs. If the probability of 3 rock songs playing in a row is the same as the probability of 2 jazz songs playing in a row, what is the probability that the first 2 songs played will be an opera song and a rock song? 1/64 1/32 5/64 1/9 5/32
- by Bhandaripreeti
Wed Sep 26, 2007 9:32 pm- Forum: Problem Solving
- Topic: Probability
- Replies: 5
- Views: 2073
MGMAT
Bob and Wendy left home to walk together to a restaurant for dinner. They started out walking at a constant pace of 3 mph. At precisely the halfway point, Bob realized he had forgotten to lock the front door of their home. Wendy continued on to the restaurant at the same constant pace. Meanwhile, Bo...
- by Bhandaripreeti
Mon Sep 24, 2007 12:07 pm- Forum: Data Sufficiency
- Topic: MGMAT
- Replies: 16
- Views: 4612
Princeton
A straight semicircular tunnel with a width of 20 feet is carved into a mountain. The curved walls are to be painted white and the flat roadway is to be paved with asphalt. If one barrel of white paint can cover 40 square feet and an equal number of barrels of paint and barrels of asphalt are used, ...
- by Bhandaripreeti
Thu Sep 20, 2007 2:07 am- Forum: Problem Solving
- Topic: Princeton
- Replies: 3
- Views: 2087
Hi erdnah,
Is there a algebraic eqn /method for solving this . I also chose C as the answer assuming the values to be 6 and 18.
- by Bhandaripreeti
Thu Jul 19, 2007 11:49 pm- Forum: Data Sufficiency
- Topic: GMAT Prep DS Numberline
- Replies: 7
- Views: 2500
- by Bhandaripreeti
Thu Jul 19, 2007 11:41 pm- Forum: Data Sufficiency
- Topic: GMAT Prep DS Numberline
- Replies: 7
- Views: 2500
GMAT Prep DS Numberline
If M and R are two numbers on a numberline,what is the value of R ?
a) The distance between R and 0 is three times the distance between M and 0
b) 12 is halfway between M and R
- by Bhandaripreeti
Thu Jul 19, 2007 10:45 pm- Forum: Data Sufficiency
- Topic: GMAT Prep DS Numberline
- Replies: 7
- Views: 2500