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GRE Test Prep : Discrete Quantitative Comparison


Formats Quiz Review
Multiple choice

Your Performance  

1.

Consider a square with side of length a, and an an isosceles right triangle with one side of length a and hypotenuse of length b. What is the sum of the areas of the square and the triangle?

  a3b/2

  3a2/2

  a2 + ab/2

  2a3b

  2a2/3

  Half-n-half Clue
 

2.

A university has 3000 graduate students. The number of undergraduate students is 6  / 5  times the number of graduate students. What fraction of the students in the university are undergraduates?

  5 / 11

  6 / 5

  6 / 11

  11 / 5

  11 / 6

  Half-n-half Clue
 

3.

There are 680  animals on a farm. Three-fourths of them are cows. Of the cows, about 50% are white. How many cows on the farm are not white?

  340

  255

  510

  255

  170

  Half-n-half Clue
 

4.

If 6 x + 3 y = 66 then 30 x + 15 y is equal to

  66

  396

  none of these

  462

  330

  Half-n-half Clue
 


 
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