Jamb Mathematics Past Questions and Answers

Question 286:

• JAMB 2016

A number of pencils were shared out among Bisi, Sola and Tunde in the ratio of 2:3:5 respectively. If Bisi got 5, how many were shared out?

A. 15
B. 25
C. 30
D. 50

Question 287:

• JAMB 2016

Calculate the perimeter of a sector of a circle of raduis 9cm and angle 36^o.

A. 18cm
B. (18 + \(\frac{9\pi}{5}\))cm
C. (9 + \(\frac{9\pi}{5}\))cm
D. \(\frac{9\pi}{5}\)cm

Question 288:

• JAMB 2016

Evaluate \(\frac{27^\frac{1}{3} - 8^\frac{2}{3}}{16^\frac{2}{4} \times 2}\)

A. \(\frac{23}{5}\)
B. -\(\frac{23}{5}\)
C. \(\frac{1}{8}\)
D. \(\frac{21}{7}\)

Question 289:

• JAMB 2016

\(\begin{array}{c|c}
Scores & 3 & 6 & 5 & 2 \\
\hline
Frequency & 2 & 3 & 4 & 6
\end{array}\)
From the table above, find the median

A. 3
B. 5
C. 4
D. 6

Question 290:

• JAMB 2016

Find \(\frac{dy}{dx}\), if y = \(\frac{2}{3}\) x\(^3\) - \(\frac{4}{x}\)

A. 3x² - \(\frac{4}{x}\)
B. 2x² +\(\frac{4}{x^2}\)
C. 3x² + \(\frac{4}{x^2}\)
D. 2x² - \(\frac{4}{x}\)