Jamb Mathematics 2011 Past Questions and Answers

Question 6:

• JAMB 2011

Simplify \((\frac{16}{81})^{\frac{1}{4}} \div (\frac{9}{16})^{-\frac{1}{2}}\)

A. \(\frac{2}{3}\)
B. \(\frac{1}{2}\)
C. \(\frac{8}{9}\)
D. \(\frac{1}{3}\)

Question 7:

• JAMB 2011

If log₃18 + log₃3 - log₃x = 3, Find x.

A. 1
B. 2
C. O
D. 3

Question 8:

• JAMB 2011

Rationalize \(\frac{2 - \sqrt5}{3 - \sqrt5}\)

A. \(\frac{1 - \sqrt5}{2}\)
B. \(\frac{1 - \sqrt5}{4}\)
C. \(\frac{ \sqrt5 - 1}{2}\)
D. \(\frac{1 + \sqrt5}{4}\)

Question 9:

• JAMB 2011

Simplify (\(\sqrt2 + \frac{1}{\sqrt3})(\sqrt2 - \frac{1}{\sqrt3}\))

A. \(\frac{7}{3}\)
B. \(\frac{5}{3}\)
C. \(\frac{5}{2}\)
D. \(\frac{3}{2}\)

Question 10:

• JAMB 2011

Raial has 7 different posters to be hanged in her bedroom, living room and kitchen. Assuming she has plans to place at least a poster in each of the 3 rooms, how many choices does she have?

A. 49
B. 170
C. 21
D. 210