Jamb Mathematics 2007 Past Questions and Answers

Question 26:

• JAMB 2007

If x₁₀ = 1214₅ find x

A. 124
B. 121
C. 184
D. 180

Question 27:

• JAMB 2007

Evaluate \(\frac{(05652 - 04375)^2}{0.04}\) correct to three significant figures

A. 3.11
B. 3.13
C. 0.313
D. 3.12

Question 28:

• JAMB 2007

Find the value of x for which 2(3^2x-1) = 162

A. ⁵/₂
B. ³/₂
C. ²/₅
D. ¹/₂

Question 29:

• JAMB 2007

Simplify \(\frac{3}{5} \div \left(\frac{2}{7} \times \frac{4}{3} \div \frac{4}{9}\right)\)

A. \(\frac{4}{5}\)
B. \(\frac{7}{10}\)
C. \(\frac{6}{6}\)
D. \(\frac{21}{6}\)

Question 30:

• JAMB 2007

If log₁₀2 = x, express log₁₀12.5 in terms of x

A. 2(1 + x)
B. 2 + 3x
C. 2(1 - x)
D. 2 - 3x