Progression Jamb Mathematics Past Questions
Question 1
After getting a rise of 15%, a man's new monthly salary is N345. How much per month did he earn before the increase?
- A. N330
- B. N396.75
- C. N300
- D. N293.25
- E. N360
Question 2
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 3
Three consecutive positive integers k, l and m are such that l\(^2\) = 3(k+m). Find the value of m.
- A. 4
- B. 5
- C. 6
- D. 7
Question 4
The first term of a geometric progression is twice its common ratio. Find the sum of the first two terms of the G.P if its sum to infinity is 8.
- A. 8/5
- B. 8/3
- C. 72/25
- D. 56/9
Question 5
If the population of a town was 240,000 in January 1998 and it increased by 2% each year, what would be the population of the town in January, 2000?
- A. 480,000
- B. 249,696
- C. 249,600
- D. 244,800
