Progression - Jamb Mathematics Past Questions and Answers

Question 1:

• JAMB 2019

The nth term of a sequence is given by 2\(^{2n - 1}\). Find the sum of the first four terms.

A. 74
B. 32
C. 42
D. 170

Question 2:

• JAMB 2019

If the 3rd and 7th terms of a G.P are 9 and 1/9 respectively. Find the common ratio.

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

Question 3:

• JAMB 2018

A man's initial salary is N540.00 a month and increases after each period of six months by N36.00 a month. Find his salary in the eight month of the third year.

A. N828.00
B. N756.00
C. N720.00
D. N684.00

Question 4:

• JAMB 2017

Find the sum to infinity of the series
\(\frac{1}{4}\), \(\frac{1}{8}\), \(\frac{1}{16}\),..........

A. \(\frac{1}{2}\)
B. \(\frac{3}{5}\)
C. \(\frac{-1}{5}\)
D. \(\frac{73}{12}\)

Question 5:

• JAMB 2017

What is the next number in the series 2, 1, \(\frac{1}{2}\), \(\frac{1}{4}\)...

A. \(\frac{1}{3}\)
B. \(\frac{2}{8}\)
C. \(\frac{3}{7}\)
D. \(\frac{1}{8}\)