Jamb Mathematics 2011 Past Questions and Answers

Question 31:

• JAMB 2011

Find the equation of a line perpendicular to line 2y = 5x + 4 which passes through (4, 2).

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

Question 32:

• JAMB 2011

In a right angled triangle, if tan \(\theta\) = \(\frac{3}{4}\). What is cos\(\theta\) - sin\(\theta\)?

A. \(\frac{2}{3}\)
B. \(\frac{3}{5}\)
C. \(\frac{1}{5}\)
D. \(\frac{4}{5}\)

Question 33:

• JAMB 2011

A man walks 100 m due West from a point X to Y, he then walks 100 m due North to a point Z. Find the bearing of X from Z.

A. 195^o
B. 135^o
C. 225^o
D. 045^o

Question 34:

• JAMB 2011

The derivatives of (2x + 1)(3x + 1) is

A. 12x + 1
B. 6x + 5
C. 6x + 1
D. 12x + 5

Question 35:

• JAMB 2011

\(\begin{array}{c|c} Class Intervals & 0 - 2 & 3 - 5 & 6 - 8 & 9 - 11 & \\ \hline Frequency & 3 & 2 & 5 & 3 &\end{array}\)
Find the mode of the above distribution.

A. 9
B. 8
C. 10
D. 7