Optiver · 80 in 8

Questions
80
Time
8 min
Wrong answer
-1
Skipping
Allowed

Format consistently described across multiple independent prep sources: 80 questions in 8 minutes, +1 correct, −1 incorrect, 0 for a skip. Includes integers, decimals and fractions, missing-operand questions, and division written with a colon (5:2 means 5 ÷ 2).

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