Search found 335 matches
With her archaeologist husband, travels inspired
With her archaeologist husband, travels inspired several mystery novels by Agatha Christie ; travelers to Egypt can still stay at the Old Cataract Hotel, the model for the hotel in one of Christie's most famous A. With her archaeologist husband, travels inspired several mystery novels by Agatha Chr...
- by melguy
Fri Jan 20, 2017 10:43 pm- Forum: Sentence Correction
- Topic: With her archaeologist husband, travels inspired
- Replies: 1
- Views: 1799
- by melguy
Wed Jan 11, 2017 8:01 am- Forum: Problem Solving
- Topic: let's mix paints for GMAT prep !
- Replies: 9
- Views: 4303
4 is a factor of positive integer x and 9 is a factor of positive integer y Rephrase: x contains a 2 x 2 y contains a 3 x 3 Question is asking does x y contains a 42 (2 x 3 x 7)? Statement 1 x contains 2 x 7 From the question stem we know that y already contains 3. So we can say with certainty that ...
- by melguy
Wed Jan 11, 2017 7:14 am- Forum: Data Sufficiency
- Topic: If 4 is a factor of positive integer
- Replies: 5
- Views: 3017
Statement 1
Clearly insufficient.
Statement 2
|y| < 10 means y < 10 and y > -10
-10 < y < 10 (Therefore -9 is the smallest value).
Sufficient
Answer B
- by melguy
Tue Jan 10, 2017 8:07 am- Forum: Data Sufficiency
- Topic: y is an integer. What is the smallest possible value of y?
- Replies: 5
- Views: 3377
When W is divided by 4233, the remainder is 61.
So one possible value for W = 4233 + 61 = 4294.
Therefore 2W = 8588.
8588 / 83 => Remainder 39
Option C
- by melguy
Tue Jan 10, 2017 7:58 am- Forum: Problem Solving
- Topic: When positive integer W is divided by 4233
- Replies: 4
- Views: 2236
|x – 6| > |3x + 6| means x – 6 > 3x + 6 and x – 6 < -(3x + 6) Rearranging and solving both equations x – 6 > 3x + 6 x - 3x > 6 + 6 -2x > 12 x > -6 x – 6 < -(3x + 6) x - 6 < -3x -6 x + 3x < 6 - 6 4 x < 0 x < 0 So -6 < x < 0 (i.e 5 integers) Answer C
- by melguy
Tue Jan 10, 2017 3:05 am- Forum: Problem Solving
- Topic: Question about critical method in modulus inequaliy
- Replies: 3
- Views: 1766
Statement 1 x = 21 5x21 - 2 ------------- > -2 10 - 3x21 103 ------------- > -2 -53 Less than -2 > -2 Yes As we keep on adding the same values (positive large numbers greater than 20) to numerator and denominator the value will get closer to -1 i.e the value will keep on increasing. As a result the...
- by melguy
Mon Jan 09, 2017 11:35 pm- Forum: Data Sufficiency
- Topic: If x > 4, is (5x − 2)
- Replies: 2
- Views: 1834
Option A: The events are from the past so we must use past tense. Also, two set of events happened in the past one after the other. First event must use past perfect (had) and second event must use simple past. Option B : Present Perfect (have) suggests that an action or a result of action is still ...
- by melguy
Fri Dec 30, 2016 6:24 am- Forum: Sentence Correction
- Topic: Question pack 1 = The industrial pollutants known as PCB’s
- Replies: 3
- Views: 2383
If S is the sum of recriprocal
Please help me with this question.
I rounded up everything to .01 so the result should be slightly less than 1/10?
Thanks
- by melguy
Thu Dec 29, 2016 1:37 am- Forum: Problem Solving
- Topic: If S is the sum of recriprocal
- Replies: 4
- Views: 3722
Properties of zero
Zero is even integer.
Zero is neither positive nor negative.
In this question 24 - 2 = 22 would be the correct answer.
- by melguy
Tue Dec 27, 2016 6:27 am- Forum: Problem Solving
- Topic: Consecutive even numbers
- Replies: 5
- Views: 3113
Value of y
Please help me with this question.
If I plug in 2 for both x and y then A and E yield the same result. I cannot think of any other number that fits the criteria (x+y = xy). Is there a way to solve it with plugging in numbers?
Thanks
- by melguy
Thu Dec 22, 2016 11:31 pm- Forum: Problem Solving
- Topic: Value of y
- Replies: 3
- Views: 2103
A certain fruit stand sold apples for $0.70 each and bananas
A certain fruit stand sold apples for $0.70 each and bananas for $0.50 each. If a customer purchased both apples and bananas from the stand for a total of $6.30, what total number of apples and bananas did the customer purchase? (A) 10 (B) 11 (C) 12 (D) 13 (E) 14 Please help me with this question. I...
- by melguy
Sat Dec 17, 2016 7:18 pm- Forum: Problem Solving
- Topic: A certain fruit stand sold apples for $0.70 each and bananas
- Replies: 2
- Views: 3155
I used the Allegation method (which is best for mixture problems) and the answer seems to be correct. Experts please confirm if the method can be used for this problem also?
- by melguy
Wed Dec 14, 2016 12:20 am- Forum: Problem Solving
- Topic: Assemby line (ratio)
- Replies: 6
- Views: 3070
In parallelogram PQRS shown, if PQ = 4 and QR = 6 , what is the area of PQRS ? A. 8 B. 12 C. 24 D. 8√3 E. 12√3 Just to conclude it to the answer... We know that area of a parallelogram = Base * Height; We are given that Base = 6; however, the Height is not given. We know that in a 30°-60°-90Â...
- by melguy
Tue Dec 13, 2016 8:14 pm- Forum: Problem Solving
- Topic: Quantitative Revision from Richa Q #3
- Replies: 4
- Views: 2432
The Plexis Corporation, a leading computer chip manufacturer
The Plexis Corporation, a leading computer chip manufacturer, is currently developing a new chip, which is faster and more efficient than any computer chip currently in use. The new chip will be released for sale in twelve months. Plexis’ market research has shown that initial sales of the new chi...
- by melguy
Tue Dec 13, 2016 6:21 am- Forum: Critical Reasoning
- Topic: The Plexis Corporation, a leading computer chip manufacturer
- Replies: 1
- Views: 2183