51 Answered Questions for the topic gre exam

04/21/19

04/02/19

#### GRE Mathematics Practice Exams?

I will be taking the subject test in the near future. Can you recommend me some sources (online or print) from which I can find realistic practice exams? I would like to get my hands on as many... more

03/28/19

#### GRE Permutation and geometry question?

How many heptagons can be drawn by joining the vertices of a polygon with 10 sides?

03/27/19

#### Percentage evaulation Queestion from GRE?

A question from GRE book says: A candidate who gets 30 percent marks in an examination fails by 30 marks,but another candidate who gets 42 percent marks get 42 more marks than necessary for... more

03/27/19

#### Help me focus my study for the GRE math subject exam?

I'm preparing for the GRE Math Subject test, but I'm at a bit of a disadvantage, having never taken an algebra class or a probability class. Obviously I'm not going to learn a semester of abstract... more

03/27/19

#### GRE Practice Question Incorrect?

This is a sample GRE question. The answer claims that we cannot make an inference due to insufficient information. > *Compare the following quantities:* > > Of the 25 people in Fran’s... more

03/26/19

#### GRE Permutation and geometry question?

Are there are formula showing relation between diagonal and no of sides of a polygon?

03/24/19

#### Mathematics GRE subject test Prerequisites?

I looked at the Mathematics GRE subject test's website and it says the material covered is 50 % Calculus, 25 % Algebra, 25 % Additional Topics. I have taken two semesters of real analysis, abstract... more

03/24/19

#### GRE Mathematics Multivariable Calculus?

I'm studying for the GRE subject test on 4/5, and I've been going through the princeton review book, which seems to be the canonical guide. In the multivariable section the theorems are pretty... more

03/19/19

#### How many 2-digit positive integers are there?

How many 2-digit positive integers are there such that the product of their two digits is 24? The answer given is four. I'm not certain if I understand this question correctly and need some... more

03/19/19

#### Distance and speed of two people walking 100 miles?

This is for GRE math prep. Can you explain why the answer to this is 54? Five hours after Sasha began walking from A to B, a distance of 100 miles, Mario started walking along the same road from B... more

03/19/19

#### Easy GRE question: Statistics?

I'm not sure how to set this statistics problem when they give me a group of arbitrary values. Can someone help? A group of 20 values has a mean of 85 and a median of 80. A different group of 30... more

03/19/19

#### recommending books for GRE math subject test?

I wonder if anyone could recommend some books (other than Princeton Review) to prepare for the GRE math subject exam. I've heard that the REA books have lots of typos, though it has 6 practice... more

03/19/19

#### Intuition behind combination problem?

I came across this question on a GRE practice exam. I'm trying to build intuition behind how to correctly approach these types of problems: A reading list for a humanities course consists of 10... more

03/19/19

#### GRE - Percentage Question?

A full glass of juice is a mixture of 20% grape juice and 80% apple juice. The contents of the glass are poured into a pitcher that is 200 percent larger than the glass. The remainder of the... more

03/19/19

#### Why is the average rate isn't the average of the two rates given for the two legs of the journey?

If an object moves the same distance twice, but at different rates, then the average rate will never be an average of the two rates given for the two legs of the journey. Why is that so?
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