Look at this series: 58, 52, 46, 40, 34, ... What number should come next?

Given data

• Series: 58, 52, 46, 40, 34, ...

Concept/ApproachSimple arithmetic progression with common difference −6.

Step-by-Step calculation58 − 6 = 5252 − 6 = 4646 − 6 = 4040 − 6 = 34Next: 34 − 6 = 28

Verification/AlternativeConstant difference check = −6 for all steps.

Common pitfalls

• Switching to a different difference mid-way.

Final Answer28