Quiz infernal

Logic and numbers quiz

Sequences, riddles, mental arithmetic and reasoning: a quiz that works your neurons rather than your memory. No calculator, the clock is ticking.

Play a series of 10 questions 🔥Endless mode

A taste of it

A few questions from this quiz, without the answers: you will find out by playing.

  1. Sequence: 3, 6, 12, 24… What comes next?

    • 36
    • 30
    • 48
    • 42
  2. Which year is written MCMLXXXIV in Roman numerals?

    • 1984
    • 1964
    • 1986
    • 1934
  3. How many multiples of 3 are there from 1 to 50?

    • 18
    • 17
    • 15
    • 16
  4. What is 12 × 12?

    • 154
    • 142
    • 124
    • 144
  5. How many seconds are there in a quarter of an hour?

    • 600
    • 1,500
    • 900
    • 450
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  1. 🥇Pseudopasnyme 🌍1,405
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