Jamb Mathematics Past Questions and Answers

Question 2431:

• JAMB 2022

If the mean of 2, 5, (x+1), (x+2), 7 and 9 is 6. Find the median

A. 5.5
B. 5
C. 6.5
D. 6

Question 2432:

• JAMB 2022

If sinθ = - \(\frac{3}{5}\) andθ lies in the third quadrant, find cosθ

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

Question 2433:

• JAMB 2022

Simplify \(\frac{1}{3-√2}\) in the form of p + q√2

A. \(\frac{7}{3}\) - \(\frac{1}{7√2}\)
B. \(\frac{7}{3}\) + \(\frac{1}{7√2}\)
C. \(\frac{3}{7}\) - \(\frac{1}{7√2}\)
D. \(\frac{3}{7}\) + \(\frac{√2}{7}\)

Question 2434:

• JAMB 2022

Find the length of a chord 3cm from the centre of a circle of radius 5cm

A. 8cm
B. 5.6cm
C. 7cm
D. 6.5cm

Question 2435:

• JAMB 2022

Mr Adu spends his annual salary on food(f), rent(r), car maintenance, gifts(g), savings(s) and some miscellaneous (m) as indicate in the table below:

F	R	C	G	S	M
28%	15%	20%	14%	10%	13%

If the above information is represented on a pie chart. What angle represents his spending on food?

A. 108.5
B. 100.8
C. 98.8
D. 120.5
E. 120.5