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Quantitative Reasoning Flashcards

7 cards from real GRE practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

Read the first 7 Quantitative Reasoning flashcards as text

  1. If a number is increased by 25% and then decreased by 20%, the net result is the original number multiplied by what factor?

    Answer: 1.00

    1.25 × 0.80 = 1.00, so the number returns to its original value.

  2. The sum of three consecutive integers is 45. What is the largest of the three?

    Answer: 16

    The integers are 14, 15, 16, and the largest is 16.

  3. A right triangle has legs of length 6 and 8. What is the length of the hypotenuse?

    Answer: 10

    By the Pythagorean theorem, √(6² + 8²) = √100 = 10.

  4. If 2^x = 32, what is x?

    Answer: 5

    2^5 = 32, so x = 5.

  5. A car travels 180 miles in 3 hours. At this rate, how far will it travel in 5 hours?

    Answer: 300 miles

    The rate is 60 mph, so in 5 hours it travels 60 × 5 = 300 miles.

  6. What is the value of |−12| + |7|?

    Answer: 19

    The absolute values are 12 and 7, which sum to 19.

  7. If the probability of an event occurring is 0.3, what is the probability it does NOT occur?

    Answer: 0.7

    Complementary probability is 1 - 0.3 = 0.7.