## Search found 273 matches

- by fangtray

Tue May 15, 2012 9:13 pm- Forum: Data Sufficiency
- Topic: Another remainder problem
- Replies:
**4** - Views:
**1370**

(1.00001)(0.99999) â€“ (1.00002)(0.99998) = a. 0 b. 10^-10 c. 3(10^-10) d. 10^-5 e. 3(10^-5) 1.00001 = 1+10Ë‰â�µ .99999 = 1-10Ë‰â�µ 1.00002 = 1+2(10Ë‰â�µ) .99998 = 1-2(10Ë‰â�µ) Thus: (1.00001)(0.99999) â€“ (1.00002)(0.99998) = (1+10Ë‰â�µ)(1-10Ë‰â�µ) - (1 + 2*10Ë‰â�µ)(1 - 2*10Ë‰â�µ) [Note the differ...

- by fangtray

Tue May 15, 2012 8:54 pm- Forum: Problem Solving
- Topic: GMAT Question Pack 1 hard
- Replies:
**8** - Views:
**3122**

##### gmat question pack 1 hard remainder

If x and y are integers, what is the remainder when x^2 + y^2 is divided by 5?

1. When x-y is divided by 5, the remainder is 1

2. When x+y is divided by 5, the remainder is 2

- by fangtray

Tue May 15, 2012 7:29 am- Forum: Data Sufficiency
- Topic: gmat question pack 1 hard remainder
- Replies:
**3** - Views:
**1082**

##### Another remainder problem

If a certain positive integer is divided by 9, the remainder is 3. What is the remainder when the integer is divided by 5?

1. If the integer is divided by 45, the remainder is 30

2. The integer is divisible by 2

- by fangtray

Tue May 15, 2012 7:29 am- Forum: Data Sufficiency
- Topic: Another remainder problem
- Replies:
**4** - Views:
**1370**

##### gmat question pack 1 plz help

If u(u+v) does not equal 0, u > 0, is 1/(u+v) < (1/u) + v?

1. u + v > 0

2. v > 0

- by fangtray

Tue May 15, 2012 7:28 am- Forum: Data Sufficiency
- Topic: gmat question pack 1 plz help
- Replies:
**1** - Views:
**1027**

##### GMAT Question Pack 1 hard

(1.00001)(0.99999) â€“ (1.00002)(0.99998) =

a. 0

b. 10^-10

c. 3(10^-10)

d. 10^-5

e. 3(10^-5)

- by fangtray

Tue May 15, 2012 7:27 am- Forum: Problem Solving
- Topic: GMAT Question Pack 1 hard
- Replies:
**8** - Views:
**3122**

##### Probability and Number Properties

If an integer n is to be chosen at random from integers 1 to 96, inclusive, what is the probability that n(n+1)(n+2) will be divisible by 8?

1. 1/4

2. 3/8

3. 1/2

4. 5/8

5. 3/4

I got the right answer. Took 6 minutes. What's the under 2 minute way to do this?

- by fangtray

Tue May 15, 2012 7:25 am- Forum: Problem Solving
- Topic: Probability and Number Properties
- Replies:
**6** - Views:
**1139**

good find Lala. OA is C. I wonder if there is anything else wrong with E though.LalaB wrote:E is not ok, since u have already the word "today", but at the same time u try to use the word "now". they are similar in the meaning.ranjeet75 wrote:I think E

u dont say -today I am here now.

- by fangtray

Mon May 14, 2012 6:12 pm- Forum: Sentence Correction
- Topic: GMAP Prep 2.1 manufacturing
- Replies:
**7** - Views:
**973**

The conclusion was about the special program information: "the number of Verdlanders receiving the special program information probably did not increase significantly." Even if non-RDS radios could pick up the broadcasts, they would not receive that special information. Thus, it has no effect on th...

- by fangtray

Mon May 14, 2012 6:11 pm- Forum: Critical Reasoning
- Topic: picking between last 2 on GMAT 2.0 EXAM
- Replies:
**9** - Views:
**1535**

Ok, let me tell you briefly about Arithmetic Progression (AP) Lets take a few sequences of numbers 6,7,8,9,10,11 -3,-1,1,3,5 8,5,2,-1,-4 Do you notice a pattern in the sequences above? The difference between any two consecutive terms in each of those sequences is Constant throughout the sequence. T...

- by fangtray

Mon May 14, 2012 2:56 pm- Forum: Problem Solving
- Topic: finding the sum of consecutive integers
- Replies:
**6** - Views:
**11341**

The conclusion was about the special program information: "the number of Verdlanders receiving the special program information probably did not increase significantly." Even if non-RDS radios could pick up the broadcasts, they would not receive that special information. Thus, it has no effect on th...

- by fangtray

Mon May 14, 2012 1:13 am- Forum: Critical Reasoning
- Topic: picking between last 2 on GMAT 2.0 EXAM
- Replies:
**9** - Views:
**1535**

##### GMAT Prep 2.1 Honeybees

|As the honeybeeâ€™s stinger is heavily barbed, staying where it is inserted, this results in the act of stinging causing| the bee to sustain a fatal injury. a. b. As the heavily barbed stinger of the honeybee stays where it is inserted, with the result that the act of stinging causes c. The honeybe...

- by fangtray

Mon May 14, 2012 12:24 am- Forum: Sentence Correction
- Topic: GMAT Prep 2.1 Honeybees
- Replies:
**5** - Views:
**2975**

##### GMAP Prep 2.1 manufacturing

Todayâ€™s technology allows manufacturers to make |small cars more fuel-efficient now than at any time in their| production history. a. b. small cars that are more fuel-efficient than they were at any time in their c. small cars that are more fuel-efficient than those at any other time in d. more fu...

- by fangtray

Mon May 14, 2012 12:22 am- Forum: Sentence Correction
- Topic: GMAP Prep 2.1 manufacturing
- Replies:
**7** - Views:
**973**

B doesn't work. Even if they can now receive broadcasting, they still can't received the special program information because they don't have RDS radios. so B is wrong because they didn't specify what kind of programming the non-RDS radios could pick up from RDS radio stations even though RDS radio ...

- by fangtray

Sun May 13, 2012 3:26 pm- Forum: Critical Reasoning
- Topic: picking between last 2 on GMAT 2.0 EXAM
- Replies:
**9** - Views:
**1535**

If n is a multiple of 5 and n = p^2q, where p and q are prime numbers, which of the following must be a multiple of 25? a. p^2 b. q^2 c. pq d. P^2q^2 e. p^3q When a question asks for WHAT MUST BE X , try to prove that four of the answer choices DO NOT HAVE TO BE X. The correct answer will be the re...

- by fangtray

Sun May 13, 2012 2:46 pm- Forum: Problem Solving
- Topic: gmat 2.0 exam prime
- Replies:
**6** - Views:
**1063**