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Saturday, 15 August 2026
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Mathematics Past Questions and Answers

Topic: conversion from one base to another including fractional parts

Jamb Mathematics Questions - conversion from one base to another including fractional parts

Question 1:
Add 54 \(_{eight}\) and 67\(_{eight}\) giving your answers in base eight
  • A 111
  • B 121
  • C 123
  • D 143
View Answer & Explanation
Question 2:
if y = 23\(_{five}\) + 101\(_{three}\) find y leaving your answer in base two
  • A 1110
  • B 10111
  • C 11101
  • D 111100
View Answer & Explanation
Question 3:
If y = 23\(_{five}\) + 101\(_{three}\) , find y, leaving your answer in base two
  • A 1110
  • B 10111
  • C 11101
  • D 111100
View Answer & Explanation
Question 4:
If y = 23\(_{five}\) + 101\(_{three}\) , find y, leaving your answer in base two
  • A 1110
  • B 10111
  • C 11101
  • D 111100
View Answer & Explanation
Question 5:
Calculate 243\(_{six}\) — 243\(_{five}\) expressing your answer in base 10
  • B 1
  • C 26
  • D 46
View Answer & Explanation