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Number Bases - Mathematics Jamb Past Questions and Answers

Mathematics Questions And Answers On Number Bases
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Mathematics Jamb Past Questions


Questions and Answers on Number bases

Question 1 :



In base ten, the number 101101 (base 2) equals

A. 15
B. 4
C. 45
D. 32
E. 90


Question 2 :



Add 54 \(_{eight}\) and 67\(_{eight}\) giving your answers in base eight

A. 111
B. 121
C. 123
D. 143


Question 3 :



if y = 23\(_{five}\) + 101\(_{three}\) find y leaving your answer in base two

A. 1110
B. 10111
C. 11101
D. 111100


Question 4 :



Calculate 243\(_{six}\) — 243\(_{five}\) expressing your answer in base 10

A. Zero
B. 1
C. 26
D. 46


Question 5 :



If y = 23\(_{five}\) + 101\(_{three}\) , find y, leaving your answer in base two

A. 1110
B. 10111
C. 11101
D. 111100






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