Question

What is the result of evaluating the following prefix expression using a stack-based evaluation: * + 2 3 - 8 4

A 14
B 9
C 5
D 20
E 40
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)