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Mathematics Flashcards

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

Read the first 7 Mathematics flashcards as text

  1. Which expression is equivalent to 2(3x + 4) - x?

    Answer: 5x + 8

    Distribute to get 6x + 8 - x = 5x + 8.

  2. What is the volume of a cube with edge length 4 inches?

    Answer: 64 in³

    Volume = edge³ = 4³ = 64 in³.

  3. If a number increased by 8 equals 23, what is the number?

    Answer: 15

    n + 8 = 23 gives n = 15.

  4. What is the median of the data set 7, 3, 9, 5, 11?

    Answer: 7

    Ordered: 3, 5, 7, 9, 11; the middle value is 7.

  5. A triangle has angles measuring 50° and 60°. What is the third angle?

    Answer: 70°

    Angles sum to 180°, so 180 - 50 - 60 = 70°.

  6. Simplify: 5/6 - 1/3.

    Answer: 1/2

    1/3 = 2/6, so 5/6 - 2/6 = 3/6 = 1/2.

  7. A car travels 150 miles in 3 hours. What is its average speed?

    Answer: 50 mph

    Speed = distance ÷ time = 150 ÷ 3 = 50 mph.