GRE Problem Solving Sample Questions Samples

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1.Question

Out of 7 consonants and 4 vowels, how many words of 2 consonants and 3 vowels can be formed?

A. 67500

B. 10080

C. 20000

D. 25200

E. 145932

Correct Answer: B

2.Question

How many four letter words can be formed using the letters of the word EQUATION so that the letter Q is included in each word?

A. 300

B. 450

C. 480

D. 840

E. 250

Correct Answer: D

3.Question

If P(5,r)=2.P(6,2), find r.

A. 1

B. 2

C. 3

D. 4

E. 5

Correct Answer: C

 

 

4.Question

How many five letter words can be formed by picking 3 vowels and 2 consonants from the word REACTION?

A. 4250

B. 2880

C. 1430

D. 4160

E. 6840

Correct Answer: B

5.Question

How many five letter words can be formed by picking 3 vowels and 2 consonants from the word REACTION such that the two consonants always remain together?

A. 2170

B. 2336

C. 1800

D. 1152

E. 3054

Correct Answer: D

 

GRE Problem Solving Sample Questions Samples

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