Jamb Mathematics 2008 Past Questions and Answers

Question 1:

• JAMB 2008

Add 1101₂,10111₂ and 111₂

A. 111011₂
B. 110110₂
C. 101011₂
D. 101010₂

Question 2:

• JAMB 2008

Add 1101₂,10111₂ and 111₂

A. 111011₂
B. 110110₂
C. 101011₂
D. 101010₂

Question 3:

• JAMB 2008

If 125_x = 20₁₀ find x

A. 2
B. 3
C. 4
D. 5

Question 4:

• JAMB 2008

Evaluate \(\frac{\left(\frac{3}{8}\div\frac{1}{2}+\frac{1}{2}\right)}{\left(\frac{1}{8}\times\frac{2}{3}+\frac{1}{3}\right)}\)

A. ¹/₄
B. ¹/₃
C. ¹/₂
D. 1

Question 5:

• JAMB 2008

Express 123456 to 3 significant figures

A. 123000
B. 124000
C. 125000
D. 126000