Question

Find the missing number in the series: 7, 21, 19, 57, 55, ?

A 120
B 165
C 140
D 215
E None of these
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)