Question

Select the number from among the given options that can replace the question mark ‘?’ in the following series. 21, 25, 33, 49, ‘?’, 145

A 81
B 89
C 87
D 82
Practice Next

Hey! Ask a query

🎓
Think You're Ready for RBI Grade B?
RBI Grade B 2026 Phase 1 Memory Based Paper
  • 200 Questions with Detailed Solutions
  • Section-wise Coverage (GA, English, Quant & Reasoning)