Post-UTME Mathematics 2011 Objective — Question 1
Question 1 of 9 from the Post-UTME Screening (Post-UTME) Mathematics 2011 Objective paper, with the correct answer and a full explanation.
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Calculate 3310(base5) - 1442(base5)
- A. 1313(five)Correct
- B. 2131(five)
- C. 4302(five)
- D. 1103(five)
Explanation
In decimal: 3310(5)=455, 1442(5)=247; 455-247=208, which converts back to 1313(base5).
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