By Magoosh
- **Feb 2**, 15:32 PM

These five formulas are five powerful tools to fuel your success on GMAT Math. Find out how much each can help you! Each of these come with a breakdown of each formula, followed by practice questions so that you can test yourself on how well...

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By dzyubam
- **Feb 2**, 02:00 AM

Math (DS)
Series is such that . How many elements of the series are bigger than ?
1.
2.
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By dzyubam
- **Feb 1**, 02:00 AM

Math (DS)
If is an integer, is ?
1. (1 - 2x)(1 + x) < 0[/latex]
2. [latex](1 - x)(1 + 2x) < 0[/latex]
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By dzyubam
- **Jan 31**, 02:00 AM

Math (DS)
What is the area of parallelogram ?
1.
2.
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By dzyubam
- **Jan 30**, 02:00 AM

Math (PS)
With both valves open, the pool will be filled with water in 48 minutes. The first valve alone would fill the pool in 2 hours. What is the capacity of the pool if every minute the second valve admits 50 cubic meters of water...

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By Magoosh
- **Jan 29**, 14:18 PM

Graphics Interpretation one of types of questions that will appear on the new Integrated Reasoning section!
The following two graphs show economic data from 2005.
Graph #1
Graph #2
The real Integrated Reasoning Questions will have drop-down menus for the answer choices. For now, we are giving the equivalent form...

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By Magoosh
- **Jan 29**, 13:50 PM

Are you allowed to use a calculator on the GMAT? Are calculators of any kind permitted on the GMAT?
No. Categorically, no.
I always use a calculator for math: should I panic about no calculator on the GMAT?
No! Not at all!
First of all, the fact that...

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By dzyubam
- **Jan 27**, 02:00 AM

Math (PS)
Two sacks together contained 43.25 kg of sugar. If after 4.75 kg of sugar was taken from the first sack and poured into the second, the weight of the sugar in the first sack became 73% the weight of the sugar in the second...

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By dzyubam
- **Jan 26**, 02:00 AM

Math (DS)
Is the range of a non-empty set S bigger than its mean?
1. All members of S are negative
2. The median of set S is negative
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By dzyubam
- **Jan 25**, 02:00 AM

Math (PS)
It takes Jack 2 more hours than Tom to type 20 pages. Working together, Jack and Tom can type 25 pages in 3 hours. How long will it take Jack to type 40 pages?
(A) 5 hours
(B) 6 hours
(C) 8 hours
(D) 10 hours
(E) 12 hours
GMAT...

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