Practice question
What fits the pattern?
A quick sequence puzzle in the style of common reasoning practice questions.
Quick answer
Answer: 21
Each number is the sum of the two before it: 2 + 3 = 5, 3 + 5 = 8, 5 + 8 = 13, so 8 + 13 = 21.
How to solve it
1
Check whether a fixed gap works.
2
Look for a relationship between neighboring terms.
3
Test whether two previous numbers create the next one.
4
Extend the rule one step.
What this tests
Sequence reasoning
Rule generation
Working memory
Verification
IQFlow
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