Search found 79 matches
28. Since Mayor Drabble always repays her political debts as soon as possible, she will almost certainly appoint Lee to be the new head of the arts commission. Lee has wanted that job for a long time, and Drabble owes Lee a lot for his support in the last election. Which one of the following is an ...
- by DarkKnight
Thu Jun 16, 2011 9:21 am- Forum: Critical Reasoning
- Topic: critical reasoning
- Replies: 11
- Views: 2318
- by DarkKnight
Thu Apr 28, 2011 6:04 am- Forum: Problem Solving
- Topic: Mixture problem
- Replies: 9
- Views: 1977
- by DarkKnight
Tue Apr 19, 2011 8:42 pm- Forum: Critical Reasoning
- Topic: Environmental organizations - Bold Face
- Replies: 6
- Views: 1622
- by DarkKnight
Sun Apr 17, 2011 5:46 pm- Forum: Critical Reasoning
- Topic: Environmental organizations - Bold Face
- Replies: 6
- Views: 1622
- by DarkKnight
Sun Apr 17, 2011 5:43 pm- Forum: Sentence Correction
- Topic: O’Hare International Airport
- Replies: 6
- Views: 1665
Environmental organizations - Bold Face
Environmental organizations want to preserve the land surrounding the Wilgrinn Wilderness Area from residential development. They plan to do this by purchasing that land from the farmers who own it. That plan is ill-conceived: if the farmers did sell their land, they would sell it to the highest bi...
- by DarkKnight
Sat Apr 16, 2011 6:38 am- Forum: Critical Reasoning
- Topic: Environmental organizations - Bold Face
- Replies: 6
- Views: 1622
O’Hare International Airport
Providing initial evidence that airport are a larger source of pollution than they were once believed to be, environmentalists in Chicago report that the total amount of pollutant emitted annually by vehicles at O’Hare International Airport is twice as much as that which is being emitted annually ...
- by DarkKnight
Sat Apr 16, 2011 6:35 am- Forum: Sentence Correction
- Topic: O’Hare International Airport
- Replies: 6
- Views: 1665
If x < 0, then [-x × |x|]^½ is A. -x B. -1 C. 1 D. x E. x^½ http://www.urch.com/forums/gmat-problem-solving If x = -3, then [-x × |x|]^½ = [-(-3) * |-3|]^(1/2) = (9)^(1/2) = 3 = -(-3) = -x The correct answer is A. Hi Anurag, In the above calculation, why did you take (9)^(1/2) = 3 ?? It could ...
- by DarkKnight
Tue Mar 22, 2011 7:43 pm- Forum: Data Sufficiency
- Topic: [-x × |x|]^½ is
- Replies: 6
- Views: 1838
- by DarkKnight
Sun Mar 20, 2011 4:56 pm- Forum: Data Sufficiency
- Topic: Circle and square
- Replies: 3
- Views: 2049
Circle and square
Will the circle with centre O fit inside the square ABCE?
1). The diameter of the circle is less than a side of the square
2). The area of the circle is less than the area of square
I am lost at the second statement. Thanks for your help. Answer after few responses.
- by DarkKnight
Sat Mar 19, 2011 7:54 pm- Forum: Data Sufficiency
- Topic: Circle and square
- Replies: 3
- Views: 2049
- by DarkKnight
Sat Mar 19, 2011 2:25 pm- Forum: Data Sufficiency
- Topic: Area of Triangle inside a Circle
- Replies: 5
- Views: 3688
Area of Triangle inside a Circle
If points A, B, and C lie on a circle of radius 1, what is the area of triangle ABC?
1. AB^2 =AC^2+BC^2
2. Angle CAB equals 30 degrees
Answer after few replies.
Thanks.
- by DarkKnight
Sat Mar 19, 2011 5:57 am- Forum: Data Sufficiency
- Topic: Area of Triangle inside a Circle
- Replies: 5
- Views: 3688
- by DarkKnight
Tue Mar 15, 2011 10:12 am- Forum: Problem Solving
- Topic: Min/Max
- Replies: 4
- Views: 1433
- by DarkKnight
Thu Feb 17, 2011 12:24 pm- Forum: Data Sufficiency
- Topic: GCD
- Replies: 13
- Views: 2184
I went with C initially but let’s see how the answer is B. So the best chance of getting B inside the circle is by coinciding segment AB with the diameter on the circle (maximum length that can fit inside the circle). So now if line segment AB coincides with diameter of circle, and AB is 5 and OB ...
- by DarkKnight
Thu Feb 17, 2011 8:01 am- Forum: Data Sufficiency
- Topic: Circles n triangles
- Replies: 3
- Views: 1154