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Quantitative Aptitude Basics Flashcards

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

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  1. A bag contains 5 red, 3 blue, and 2 green marbles. What is the probability of picking a blue marble?

    Answer: 3/10

    Probability = 3 blue ÷ (5+3+2) total = 3/10.

  2. What is 2/3 ÷ 4/9?

    Answer: 3/2

    Dividing fractions: 2/3 × 9/4 = 18/12 = 3/2.

  3. If a salary of $54,000 per year is split into 12 equal monthly payments, how much is each payment?

    Answer: $4,500

    $54,000 ÷ 12 = $4,500 per month.

  4. What is the volume of a cube with a side length of 5 inches?

    Answer: 125 in³

    Volume of a cube = side³ = 5³ = 125 cubic inches.

  5. If x + 9 = 25, what is the value of 3x?

    Answer: 48

    x = 25 − 9 = 16; 3x = 3 × 16 = 48.

  6. Which of the following is NOT a factor of 36?

    Answer: 8

    36 ÷ 8 = 4.5, which is not a whole number, so 8 is not a factor of 36.

  7. A recipe requires 2.5 cups of flour for 20 cookies. How many cups are needed for 48 cookies?

    Answer: 6 cups

    Cups per cookie = 2.5/20 = 0.125; for 48 cookies: 0.125 × 48 = 6 cups.