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Quants doubt: probability

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GMATbuster's Weekly GMAT Quant Quiz - Saturday Sep 29 10 AM PST

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29 Sep 2018, 09:55

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3,252

29 Sep 2018, 09:55

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Topics

If (x+y)^2<x^2, which of the following must be true? I.

arjtryarjtry

29 Aug 2008, 10:19

0

1,760

by: arjtryarjtry

29 Aug 2008, 10:19

If (x+y)^2<x^2, which of the following must be true? I.

arjtryarjtry

29 Aug 2008, 10:19

0

2,006

by: arjtryarjtry

29 Aug 2008, 10:19

HOW TO SOLVE THIS?

arjtryarjtry

29 Aug 2008, 10:24

5

1,453

by: arjtryarjtry

29 Aug 2008, 10:59

why this is wrong?

arjtryarjtry

29 Aug 2008, 10:40

4

1,436

29 Aug 2008, 11:04

arjtryarjtry

29 Aug 2008, 10:17

2

1,249

by: arjtryarjtry

29 Aug 2008, 11:06

WHATS THE SOLN FOR THIS?

arjtryarjtry

29 Aug 2008, 10:20

2

1,440

29 Aug 2008, 15:10

It takes printer A 4 more minutes than printer B to print 40

arjtryarjtry

30 Aug 2008, 19:49

0

2,087

by: arjtryarjtry

30 Aug 2008, 19:49

a^2 - b^2 = b^2 - c^2 . Is a = |b| ? 1) b = |c| 2) b = |a| *

arjtryarjtry

29 Aug 2008, 00:48

12

1,463

31 Aug 2008, 08:52

a cube has edges . say 4 vertices of one face are A,B,C,D

arjtryarjtry

31 Aug 2008, 09:27

2

2,432

31 Aug 2008, 09:59

The money is paid into account in portions of $500 and paid

arjtryarjtry

01 Sep 2008, 12:24

0

1,317

by: arjtryarjtry

01 Sep 2008, 12:24

two boxes contain 3 balls 1,2,3. IF ONE BALL IS TO BE

arjtryarjtry

01 Sep 2008, 14:30

0

3,916

by: arjtryarjtry

01 Sep 2008, 14:30

info regarding probability

arjtryarjtry

01 Sep 2008, 04:11

2

1,341

01 Sep 2008, 15:00

Is X^2 * Y^5 * Z > 0 ? 1. \frac{XZ}{Y} > 0 2.

arjtryarjtry

01 Sep 2008, 04:29

6

1,745

01 Sep 2008, 16:39

representatives GMAT PREP

arjtryarjtry

01 Sep 2008, 18:19

4

1,871

by: arjtryarjtry

01 Sep 2008, 20:23

a certain 1 day seminar consisted of a morning session and

arjtryarjtry

01 Sep 2008, 20:28

0

1,191

by: arjtryarjtry

01 Sep 2008, 20:28

DIDNT QUITE UNDERSTAND THIS...

arjtryarjtry

01 Sep 2008, 18:23

3

1,761

01 Sep 2008, 23:41

Is A positive? 1. x^2 - 2x + A is positive for all x 2. Ax^2

arjtryarjtry

02 Sep 2008, 11:46

0

1,211

by: arjtryarjtry

02 Sep 2008, 11:46

X , Y , and Z are positive integers. Is X% of Y bigger than

arjtryarjtry

02 Sep 2008, 23:14

3

1,582

03 Sep 2008, 09:53

A rectangular area is covered with a rectangular rug. If the

arjtryarjtry

03 Sep 2008, 10:03

0

4,036

by: arjtryarjtry

03 Sep 2008, 10:03

A rectangular area is covered with a rectangular rug. If the

arjtryarjtry

03 Sep 2008, 10:03

0

1,191

by: arjtryarjtry

03 Sep 2008, 10:03

Four couples are to select a group that consists of three

arjtryarjtry

02 Sep 2008, 20:11

6

1,891

03 Sep 2008, 11:55

A pool can be filled in 4 hours and drained in 5 hours. The

arjtryarjtry

03 Sep 2008, 12:14

0

1,359

by: arjtryarjtry

03 Sep 2008, 12:14

Is line y = kx + b tangent to circle x^2 + y^2 = 1 ? 1. k +

arjtryarjtry

04 Sep 2008, 04:03

0

2,609

by: arjtryarjtry

04 Sep 2008, 04:03

The area of a parallelogram is 100. What is the perimeter of

arjtryarjtry

04 Sep 2008, 02:46

3

2,151

04 Sep 2008, 06:43

can a set with only one element have mean or median?? or is

arjtryarjtry

04 Sep 2008, 06:03

4

1,771

04 Sep 2008, 07:11

60% of the students in a certain class like playing computer

arjtryarjtry

04 Sep 2008, 23:55

2

1,731

05 Sep 2008, 00:06

Which of the following about triangle must be true? I. If a

arjtryarjtry

31 Jul 2008, 21:06

10

2,239

05 Sep 2008, 01:18

Of the 120 members of a science committee, 60 are from

arjtryarjtry

05 Sep 2008, 03:38

4

1,179

05 Sep 2008, 11:02

In triangle ABC, point X is the midpoint of side AC and

arjtryarjtry

05 Sep 2008, 18:16

1

1,760

05 Sep 2008, 20:19

If n is a positive integer, what is the value of n? (1) When

arjtryarjtry

04 Sep 2008, 04:15

3

1,485

05 Sep 2008, 21:03

If two numbers are removed from 2, 4, 6, 8, 10, 12, 14, 16,

arjtryarjtry

05 Sep 2008, 22:19

0

1,278

by: arjtryarjtry

05 Sep 2008, 22:19

If two numbers are removed from 2, 4, 6, 8, 10, 12, 14, 16,

arjtryarjtry

28 Jul 2008, 19:58

11

1,881

05 Sep 2008, 22:19

There are two kinds of books on the bookshelf: Spanish and

arjtryarjtry

06 Sep 2008, 00:11

0

2,406

by: arjtryarjtry

06 Sep 2008, 00:11

There are 7 keys in a key ring. If two more keys are to be

arjtryarjtry

06 Sep 2008, 00:26

0

2,372

by: arjtryarjtry

06 Sep 2008, 00:26

If x + y + z > 0, is z > 1? (1) z > x + y +1 (2) x

arjtryarjtry

06 Sep 2008, 07:13

0

1,120

by: arjtryarjtry

06 Sep 2008, 07:13

What is the price range for 100 books? (1) The most

arjtryarjtry

05 Sep 2008, 19:02

3

1,680

06 Sep 2008, 17:38

What is the ratio of the area of the TV screen with diagonal

arjtryarjtry

04 Sep 2008, 02:24

9

3,101

07 Sep 2008, 00:35

Vertices of a triangle have coordinates (-1, 0),(4, 0) ,and

arjtryarjtry

07 Sep 2008, 01:27

0

1,617

by: arjtryarjtry

07 Sep 2008, 01:27

is |x^2-3|>2 1) x^2 is an integer 2) x is a prime integer

arjtryarjtry

06 Sep 2008, 20:35

1

6

1,696

08 Sep 2008, 01:45

A certain characteristic in a large population has a

arjtryarjtry

08 Sep 2008, 01:57

0

1,904

by: arjtryarjtry

08 Sep 2008, 01:57

Vertices of a triangle have coordinates , , and . Is the

arjtryarjtry

08 Sep 2008, 02:50

0

1,713

by: arjtryarjtry

08 Sep 2008, 02:50

arjtryarjtry

08 Sep 2008, 10:50

2

1,433

by: IgnitedMind

08 Sep 2008, 12:13

It took the bus 4 hours to get from town A to town B. What

arjtryarjtry

09 Sep 2008, 00:24

0

1,673

by: arjtryarjtry

09 Sep 2008, 00:24

Do lines y=ax^2+b and y=cx^2+d cross? 1.a=-c 2 b>d. is A

arjtryarjtry

09 Sep 2008, 10:28

0

1,602

by: arjtryarjtry

09 Sep 2008, 10:28

Set S consists of all prime integers less than 10. If a

arjtryarjtry

09 Sep 2008, 11:32

0

1,458

by: arjtryarjtry

09 Sep 2008, 11:32

There are 6 cards numbered from 1 to 6. They are placed into

arjtryarjtry

09 Sep 2008, 11:43

0

1,476

by: arjtryarjtry

09 Sep 2008, 11:43

Which set has the greatest standard deviation? I. 1, 3, 5,

arjtryarjtry

09 Sep 2008, 18:12

2

2,568

09 Sep 2008, 18:48

Is \frac{4Q}{11} a positive integer? 1. Q is a prime number

arjtryarjtry

09 Sep 2008, 18:53

5

1,847

09 Sep 2008, 19:29

A swimmer practiced in a still water inlet a river made in

arjtryarjtry

09 Sep 2008, 21:46

3

1,185

by: bigfernhead

10 Sep 2008, 15:41

If the number of square units in the surface area of a

arjtryarjtry

11 Sep 2008, 21:49

0

1,182

by: arjtryarjtry

11 Sep 2008, 21:49

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