Given that the first and fourth term of a G.P are 6 and 162 respectively. Find the sum of the first three term of the progression

The sum of the first term of an arithmetic progression is 252, if the first term is –16 and the last term is 72. Find the number of terms in the series.

Three consecutive term of a geometric progression are given as n – 2, n, n + 3. Find the common ratio

The sum to infinity of the series $1+\tfrac{1}{3}+\tfrac{1}{9}+\tfrac{1}{27}+---$ is

If the 9^th term of an AP is fives times the 5^th term, find the relationship between a and d

The sixth term of arithmetic progression is half of its twelfth term. The first term is equal to

A man saves N100.00 in his first year, saves N20.00 more than in the preceding year. In how many years will he save N5,800.00

Evaluate $\tfrac{1}{2}-\tfrac{1}{4}+\tfrac{1}{8}-\tfrac{1}{16}+---$

The 3^rd term of an A.P is 4x – 2y and the 9^th is 10x – 8y. Find the common difference. 

If the population of a town was 240,000 in January 1998 and it increased by 2% each year, what will be the population of the town in January 2000