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Tec · Interactive Assessment
Mathematics Grade VIII · NCP 2026
15 Minutes 15 Questions Pass Mark 40%

Chapter 3: Number Systems (Bases)

Base 2 (binary), base 5 (quinary), and base 8 (octal) number systems, conversions to/from decimal, and basic arithmetic in each base — 60-question bank, 15 questions per attempt.

Before you begin

Enter your details below. Each attempt randomly draws 15 questions (and shuffles their options) from a bank of 60, so no two attempts look the same.

15
Questions
15:00
Time Limit
40%
Passing Score
60
Question Bank
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Please enter a roll number or GR#.
Topics covered in this quiz:
  • Defining base 2, 5 & 8 number systems
  • Decimal-binary conversion
  • Decimal-base 5 conversion
  • Decimal-base 8 conversion
  • Arithmetic in base 2 (binary)
  • Arithmetic in base 5
  • Arithmetic in base 8