Search found 89 matches
DS
Circle C and line K lie in the XY plane . If circle C is centered at the origin and has radius 1, does line K intersect circle C?
1.The X-intercept of line K is greater than 1
2.The slope of line K is -1/10
- by danjuma
Fri Nov 26, 2010 11:16 pm- Forum: Data Sufficiency
- Topic: DS
- Replies: 3
- Views: 1234
DS
In the XY-plane , the line K passes through the origin and through the point (a, b), where ab is not equal to zero. Is b positive?
a. The slope of line K is negative
b. a< b
- by danjuma
Fri Nov 26, 2010 10:53 pm- Forum: Data Sufficiency
- Topic: DS
- Replies: 5
- Views: 1463
Arithmetic Sets
In a survey of 200 college graduates, 30% said they had received student loans during their college careers, and 40% said they had received scholarships. What percent of those surveyed said that they had received neither student loans nor scholarships during their college careers? 1. 25% of those su...
- by danjuma
Thu Nov 25, 2010 11:09 am- Forum: Data Sufficiency
- Topic: Arithmetic Sets
- Replies: 1
- Views: 991
Arithmetic, properties with numbers
If positive integer X is a multiple of 6 and positive integer Y is a multiple of 14, is XY a multiple of 105?
1.X is a multiple of 9
2.Y is a multiple of 25
- by danjuma
Wed Nov 24, 2010 9:43 am- Forum: Data Sufficiency
- Topic: Arithmetic, properties with numbers
- Replies: 1
- Views: 932
X-Y PLANE
If the line k in the xy plane has slope of -3/2, does line k pass through the point (12, -13)?
a.The point (6, -2) lies on line k
b. The point (2, 4) lies on line k.
Is there an easy way of working this out using Y=MX + B?
Thanks a million times, Danju
- by danjuma
Tue Nov 23, 2010 7:40 pm- Forum: Problem Solving
- Topic: X-Y PLANE
- Replies: 2
- Views: 905
PS
How many 3 digit numbers are there such that all 3 digits are different and the first digit is not zero?
a. 648
b. 724
c. 436
d.632
e.728
- by danjuma
Tue Nov 23, 2010 4:32 pm- Forum: Problem Solving
- Topic: PS
- Replies: 5
- Views: 1000
Problem solving
n is a positive integer and k is the product of all integers from 1 to n. If k is a multiple of 1440, then the smallest value of n is?
a. 2
b.4
c. 12
d.8
e.30.
- by danjuma
Tue Nov 23, 2010 4:11 pm- Forum: Problem Solving
- Topic: Problem solving
- Replies: 2
- Views: 881
Inequalities
Which of the following inequalities has a solution set that when graphed on the numberline, is a single line segment of finite lenght.? a. X to the fourth power is greater or equal to 1 b. X-cubed is less or equal to 27 c. X-squared is greater or equal to 16 d.. 2 is less or equal to the absolute va...
- by danjuma
Sun Nov 21, 2010 8:44 pm- Forum: Problem Solving
- Topic: Inequalities
- Replies: 1
- Views: 927
X-Y PLANE
In the x-y plane, what is the y-intercept of line L?
a. The slope of line L is 3 times its y-intercept
b.The x-intercept of line L is -1/3.
- by danjuma
Sun Nov 21, 2010 8:27 pm- Forum: Data Sufficiency
- Topic: X-Y PLANE
- Replies: 10
- Views: 9738
Problem solving
To furnish a room in a model home, an interior decorator is to select 2 chairs and 2 tables from a selection of chairs and tables in a warehouse that are all different from each other. If there are 5 chairs in the warehouse and if 150 combinations are possible, how many tables are in the warehouse? ...
- by danjuma
Sun Nov 21, 2010 8:24 pm- Forum: Problem Solving
- Topic: Problem solving
- Replies: 1
- Views: 846
Hello there,
I read your post. Congratulations on your 710 score. I was wondering, what are the 3 OG guides you mentioned and also the MGMAT sc guide?
Thanks, Danju
- by danjuma
Wed Nov 10, 2010 11:39 pm- Forum: I just Beat The GMAT!
- Topic: I took my GMAT for the 2nd time recently and....
- Replies: 6
- Views: 2998
Critical Reasoning and Sentence Correction
I need someone to help recommend some books on verbal to learn the basics. My main weaknesses are critical reasoning and sentence correction.
Can someone recommend some study materials apart from Gmat books that they have used and had success please?
Thanks alot, Danju.
- by danjuma
Thu Nov 04, 2010 11:08 am- Forum: Critical Reasoning
- Topic: Critical Reasoning and Sentence Correction
- Replies: 0
- Views: 1173
Algebra, Arithmetic and Geometry
I need someone to help recommend some books on algebra, arithmetic and geometry to learn the basics. My main weaknesses are properties of integers, probability and counting. Can someone recommend some study materials apart from Gmat books that they have used and had success please? Thanks alot, Danju.
- by danjuma
Thu Nov 04, 2010 11:06 am- Forum: Problem Solving
- Topic: Algebra, Arithmetic and Geometry
- Replies: 0
- Views: 771
Integers
In the fraction x/y, where x an y are positive integers , what is the value of y?
1. The least common denominator of x/y and 1/3 is 6.
2.X=1
- by danjuma
Mon Nov 01, 2010 9:16 pm- Forum: Data Sufficiency
- Topic: Integers
- Replies: 2
- Views: 953
PS
Of the 800 employees of company X, 70% have been with the company for at least 10 years. If Y of these long-term members were to retire and no other employee changes were to occur, what value of y would reduce the % of long term employees to 60%.
1.200
2.80.
3. 140
4.120
5.100
- by danjuma
Mon Nov 01, 2010 9:10 pm- Forum: Problem Solving
- Topic: PS
- Replies: 1
- Views: 972