Solve numeric sequence pattern puzzles

Q: Solve numeric sequence pattern puzzles

This is a Statistics & Math interview question from Optiver for Software Engineer roles. View the full question and solution on PracHub.

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Question

Sequence Prediction Task

You are given five independent number sequences. For each, determine the next term and briefly explain the rule you used. Assume a single, consistent rule per sequence.

20, 40, 50, 110, 115, 215, ?
15, 35, 45, 105, 110, 210, ?
4, 3, 7, 9, 10, 27, ?
3, 7, 13, 19, 29, 37, ?
19, 18, 20, 60, 15, 14, 16, ?

Solve numeric sequence pattern puzzles

Sequence Prediction Task

Solution (Locked)

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