GRE Quantitative Reasoning Questions

Algebra Topics (Set of word problem: 9)

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 Selected Set: 9 (word problem)
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 Answer Sheet of Set 9 (word problem)
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4. If a and b are both positive, and a ≠ b, which of the following is a simplification of the expression above?
Select one or more of the following

GRE quantitative test


Exercisea2 + b2 + 1

Exercisea + b

Exercisea - b

Exerciseab

5. x = y - (50/y), where x and y are both > 0
If the value of y is doubled in the equation above, the value of x will

Exercisedecrease

Exercisestay the same

Exerciseincrease four fold

Exercisedouble

Exerciseincrease to more than double

8. Jeff takes 20 minutes to jog around the race course one time, and 25 minutes to jog around a second time. What is his average speed in miles per hour for the whole jog if the course is 3 miles long?

Exercise6

Exercise8

Exercise10

Exercise12

Exercise14

10. A wheel has a diameter of x inches and a second wheel has a diameter of y inches. The first wheel covers a distance of d feet in 100 revolutions. How many revolutions does the second wheel make in covering d feet?

Exercise100xy

Exercise100y - x

Exercise100x - y

Exercise100y / x

Exercise100x / y