Magoosh
By Magoosh
 Jan 2, 16:45 PM
First, a hard Sentence Correct for practice.
1 The term "Immaculate Conception", a doctrine that the Roman Catholic Church formally proclaimed in 1854, not referring to the conception of Jesus, which, according to Christianity, occurred miraculously despite his mother Mary being a virgin, but to the conception...
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By Magoosh
 Dec 26, 09:01 AM
Fact: according to all mathematical definitions, the number 1 is not a prime number
Primes
One definition of a prime number is: any number that has only two positive integer factors  itself and 1. The following are valid prime numbers.
2, 3, 5, 7, 11, 13, 17, 19, 23, 29...
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By Magoosh
 Dec 24, 09:28 AM
Prepositions are perhaps the most versatile and powerful words in the English language. What English does with prepositions is notoriously hard for nonnative speakers to learn. In this first "preposition idiom" article, we will look at the preposition "from."
The preposition "from"
The word "from" is a...
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By Magoosh
 Dec 21, 09:25 AM
First, a practice problem. Remember, no calculator.
I. 47/150
II. 111/330
III. 299/900
1) Rank those three in order from smallest to biggest.
I, II, III
I, III, II
II, I, III
II, III, I
III, I, II
Number sense
Many GMAT Quantitative Problems, like the foregoing one, test number sense. What is number sense? Number sense is a good...
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By Magoosh
 Dec 19, 09:22 AM
First, a practice GMAT Sentence Correction question:
1) Because of Elnath Industries posting a second consecutive quarter of losses, its stocks tumbled 20% in the last three days.
Because of Elnath Industries posting
Because of Elnath Industries having posted
Because Elnath Industries posting
Because Elnath Industries posted
Because Elnath Industries had been posting
Because
By...
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By Magoosh
 Dec 17, 09:03 AM
Learn one of the handiest tricks for math without a calculator!
Without a calculator, what is
1. 35 x 12?
2. 150 x 36?
3. 125 x 84?
On the GMAT, you don’t get a calculator. With the doubling and halving trick, all of these become much easier.
Thinking about multiplication
Every positive integer...
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By Magoosh
 Dec 12, 09:00 AM
First, a few practice questions.
1) Line A has the equation 3x + y = 7. Which of the following lines is perpendicular to Line A?
y = 3x + 4
y = –3x – 6
y = (1/3)x – 1
y = (–1/3)x + 2
y = (–7/3)x – 5
2)...
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By Magoosh
 Dec 10, 09:01 AM
First, a few practice questions. Remember  no calculator!
1) A radio station has to choose three days of the seven in a week to broadcast a certain program, and that set will repeat each week. The program can be broadcast equally on any of the seven...
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By Magoosh
 Dec 7, 09:03 AM
Friends, Romans, countrymen: it is time to learn about appositive phrases! But first, a practice sentence.
1. Being America's national bird, the Bald Eagle has little natural predators like the Great Horned Owl, and their population dwindling to almost nothing up to the point of DDT being...
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By Magoosh
 Dec 3, 09:01 AM
Here are a set of practice GMAT questions about the Cartesian plane.
1) What is the equation of the line that goes through (–2, 3) and (5, –4)?
y = –x + 1
y = x + 5
y = –3x/7 + 15/7
y = –4x/3 + 1/3
y = 9x/5...
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