Search found 410 matches
In the triangle, Base = 3, Height = 1ricky01 wrote:What is the value of x in the attached figure where the line on the circles' base is tangent to both the circles with radius 2 and 1?
Hence the hypotenuse = x = (3^2 + 1^2) = √10
- by OptimusPrep
Tue Jul 26, 2016 7:20 pm- Forum: Problem Solving
- Topic: Geometry question
- Replies: 6
- Views: 2047
In how many ways can 480 be expressed as a product of two positive integers that are relatively prime (co-prime) to each other? A) 24 B) 12 C) 4 D) 8 E) 2 Correct answer: C Co-prime numbers: If two numbers have just a factor "1" in common, then the numbers are called co-prime. 480 = 2^5*3...
- by OptimusPrep
Tue Jul 26, 2016 7:03 pm- Forum: Problem Solving
- Topic: Number Theory; Difficulty: Hard
- Replies: 3
- Views: 2067
Of the 60 animals on a certain farm, 2/3 are either pigs or cows. How many of the animals are cows? (1) The farm has more than twice as many cows as pigs (2) The farm has more than 12 pigs Given: 40 animals are either pigs or cows. p + c = 40 Required: How many are cows. Statement 1: The farm has m...
- by OptimusPrep
Tue Jul 26, 2016 6:56 pm- Forum: Problem Solving
- Topic: Word problems :Minor Problem type
- Replies: 3
- Views: 1354
According to the directions on a can of frozen orange juice concentrate, 1 can of concentrate is to be mixed with 3 cans of water to make orange juice. How many 12-ounce can of the concentrate are required to prepare 200 6-ounces serving of orange juice? a)25 b)34 c)50 d)67 e)100 Try to bring every...
- by OptimusPrep
Tue Jul 26, 2016 6:48 pm- Forum: Problem Solving
- Topic: mixtures
- Replies: 5
- Views: 2130
For any positive integer n the length is defined as the number of prime numbers whose product equals n. So for 75 the length is 3 since 75 = 3 * 5 * 5. How many 2-digit numbers have a length of 6? a) None b) One c) Two d) Three e) Four For the length to be 6, the number of prime factors should be m...
- by OptimusPrep
Tue Jul 26, 2016 6:42 pm- Forum: Problem Solving
- Topic: numbers
- Replies: 4
- Views: 1669
Over the course of the eighteenth century, the average output of ironwork tripled as a result of several improvements in blowing machinery and because coal replaced charcoal as the fuel used in the smelting of iron ore. A. Over the course of the eighteenth century, the average output of ironwork tr...
- by OptimusPrep
Tue Jul 26, 2016 6:30 pm- Forum: Sentence Correction
- Topic: Exam Pack 2 Question SC - Over the course of the eighteenth
- Replies: 15
- Views: 9826
16.Reporting that one of its many problems had been the recent extended sales slump in women’s apparel, the seven-store retailer said it would start a three-month liquidation sale in all of its stores. A. its many problems had been the recent B. its many problems has been the recently C. its many...
- by OptimusPrep
Tue Jul 26, 2016 12:10 am- Forum: Sentence Correction
- Topic: Tense
- Replies: 2
- Views: 1303
Your mock scores shows a clear lack of fundamentals. In your preparation so far, how did you study? What material did you follow? 1. Did you take the test including AWA and IR? 2. Did you complete both the sections? (There is a high penalty if you do not complete a section) 3. Have you completed the...
- by OptimusPrep
Tue Jul 26, 2016 12:05 am- Forum: Ask an MBA Admissions Consultant
- Topic: Help ! To reschedule or not !
- Replies: 1
- Views: 1377
Hi All, I have my GMAT in December - anyone in London wanting to study together? for info - 24YO working in London. would love to have some study partners for motivation! Best, hasan Hi Hasan, Seems like you are starting on your GMAT prep. Looking for a partner is a good way to keep yourself motiva...
- by OptimusPrep
Tue Jul 26, 2016 12:02 am- Forum: Let's Meet Up
- Topic: GMAT Study Group in London
- Replies: 2
- Views: 3568
Dear friends, I can understand OA is A, but anyone here can help me to clarify "in which" in A, here "which" stand for "interchange", or stand for "management, transfer, interchange" ? 80. Companies are relying more and more on networked computers for such cr...
- by OptimusPrep
Tue Jul 26, 2016 12:01 am- Forum: Sentence Correction
- Topic: SC -via computer VS on paper
- Replies: 1
- Views: 1249
Because the cork stoppers in wine bottles can leak, crumble, or become moldy, winemakers must often discard a significant proportion of their inventory of bottled wine. Bottlemaster, Inc., produces a plastic stopper that cannot leak, crumble, or mold. Bottlemaster's plastic stopper is available to ...
- by OptimusPrep
Mon Jul 25, 2016 11:56 pm- Forum: Critical Reasoning
- Topic: Because the cork stoppers in wine bottles can leak
- Replies: 2
- Views: 1677
A female meadow vole can produce a fresh litter of about five pups every three weeks if she chooses to breed at maximum speed, but they begin suppressing pup production from the moment they become conscious of nearby voles in excess. A)they begin suppressing pup production from the moment they beco...
- by OptimusPrep
Sun Jul 24, 2016 10:33 pm- Forum: Sentence Correction
- Topic: A female meadow vole can produce a fresh litter
- Replies: 1
- Views: 2260
I am in Northville, and looking for study partners. I work fulltime, I am old, and last time I wrote an entrance exam was long time back :-). Nonetheless, I am enthusiastic. Let me know. Hi ProfX, Seems like you are starting on your GMAT prep. Looking for a partner is a good way to keep yourself mo...
- by OptimusPrep
Thu Jul 21, 2016 8:42 pm- Forum: Let's Meet Up
- Topic: Detroit area study group
- Replies: 1
- Views: 1573
Hello, I took the Kaplan free GMAT test recently and got 660 (quant 47, V 33). I am a little disappointed since I thought I'd do better than that. My target is at least 750 with a perfect score in quant. How should I study and for how long? I have the OG and Princeton Review books (3 books). Please...
- by OptimusPrep
Thu Jul 21, 2016 8:40 pm- Forum: The GMAT Avengers Study Group
- Topic: Kaplan GMAT test score 660, Target score 750
- Replies: 4
- Views: 3050
Hi I took my first mock today (Mba.com Mock 1) and scored a 660. Q-49, V-30,IR -7 My target score is 700+ and plan to take the GMAT in September (so have about 1.5 months to prepare) I require suggestions to improve my verbal score. SC and CR especially. Also, my time management during the verbal s...
- by OptimusPrep
Thu Jul 21, 2016 8:33 pm- Forum: The GMAT Avengers Study Group
- Topic: First official mba.com mock:660. Way ahead?
- Replies: 2
- Views: 2006