Jamb Mathematics Past Questions and Answers

Question 2026:

• JAMB 2010

If x is inversely proportional to y and x = 2\(\frac{1}{2}\) when y = 2, find x if y = 4

A. 4
B. 5
C. 1\(\frac{1}{4}\)
D. 2\(\frac{1}{4}\)

Question 2027:

• JAMB 2010

For what range of values of x is \(\frac{1}{2}\)x + \(\frac{1}{4}\) > \(\frac{1}{3}\)x + \(\frac{1}{2}\)?

A. X < \(\frac{3}{2}\)
B. X > \(\frac{3}{2}\)
C. X < -\(\frac{3}{2}\)
D. X > -\(\frac{3}{2}\)

Question 2028:

• JAMB 2010

Solve the inequalities -6 \(\leq\) 4 - 2x < 5 - x

A. -1 < x < 5
B. -1 < x \(\leq\) 5
C. -1 \(\leq\) x \(\leq\) 6
D. -1 \(\leq\) x < 6

Question 2029:

• JAMB 2010

Find the sum to infinity of the following series. 0.5 + 0.05 + 0.005 + 0.0005 + .....

A. \(\frac{5}{8}\)
B. \(\frac{5}{7}\)
C. \(\frac{5}{11}\)
D. \(\frac{5}{9}\)

Question 2030:

• JAMB 2010

Evaluate \(\begin{vmatrix} 2 & 0 & 5 \\ 4 & 6 & 3 \\ 8 & 9 & 1 \end{vmatrix}\)

A. 5y - 2x -18 = 0
B. 102
C. -102
D. -42