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OLSAT 8th Grade Flashcards

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

Read the first 6 OLSAT 8th Grade flashcards as text

  1. What is the next number in the sequence: 3, 7, 13, 21, 31, ___?

    Answer: 43

    Differences are 4, 6, 8, 10, so the next difference is 12: 31 + 12 = 43.

  2. Nocturnal is to daytime as carnivore is to ___.

    Answer: Herbivore

    Nocturnal is the opposite of daytime activity; a carnivore eats meat, opposite to an herbivore that eats plants.

  3. If a train travels 60 mph for 2.5 hours, how far does it travel?

    Answer: 150 miles

    Distance = speed × time = 60 × 2.5 = 150 miles.

  4. Which statement represents inductive reasoning?

    Answer: Every swan I've seen is white, so all swans are white

    Inductive reasoning draws general conclusions from specific observations, as in the swan example.

  5. Solve: 2(x − 3) = 4x − 10. What is x?

    Answer: 2

    2x − 6 = 4x − 10; −6 + 10 = 4x − 2x; 4 = 2x; x = 2.

  6. Ambiguous is to clear as verbose is to ___.

    Answer: Concise

    Ambiguous and clear are antonyms; verbose and concise are antonyms.

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