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NTPC Graduate Tier 1 2025 Shift-3 📅 05 Jun, 2025

Select the number from among the given options that can replace the question mark (?) in the following series.

62, 61.1, 60.2, 59.3, 58.4, 57.5, ?

A
56.6
B
56.2
C
56.8
D
56.4
Result Summary
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APEDIA

NTPC Graduate Tier 1
2025 • 05 Jun, 2025 • Shift-3
Select the number from among the given options that can replace the question mark (?) in the following series.

62, 61.1, 60.2, 59.3, 58.4, 57.5, ?
Correct Answer
56.6
[Series Architecture Diagnosis]: To uncover the logic dictating a uniformly decreasing sequence, calculating the precise arithmetic difference between consecuti......
💡 Analysis & Explanation
[Series Architecture Diagnosis]
To uncover the logic dictating a uniformly decreasing sequence, calculating the precise arithmetic difference between consecutive elements is the standard procedure.
[Interval Calculation]
62.0 - 61.1 = 0.9
61.1 - 60.2 = 0.9
60.2 - 59.3 = 0.9
[Pattern Confirmation]
The numerical progression operates on an exceptionally rigid rule: precisely 0.9 is subtracted in each consecutive step.
[Final Projection]
To find the terminal element replacing the question mark, apply this static deduction to the final known value: 57.5 - 0.9 = 56.6.
Conclusion
The accurate number to complete the chain is 56.6.