In a geometric progression with first term a and common ratio r, what is the arithmetic mean of first five terms?

It the sum of first 10 terms of an arithmetic progression with first term p and common difference q , is 4 times the sum of the first 5 terms, then what is the ratio p : q ?

Consider an infinite geometric series with first term a and common ratio r, if its sum is 4 and the second term is 3/4 then

The eighth term of a geometric progression is 128 and common ratio is 2. The product of the first five terms is

Consider an infinite geometric series with first term a and common ratio r. If its sum is 4 and the second term is 3/4, then

Consider an infinite geometric series with first term a and common ratio r. if the sum is 4 and the sencond term is 3/4 ,then

The first term of a geometric progression is equal to b-2, the third term is b+6, and the arithmetic mean of the first and third term to the second term is in the ratio 5:3. Find the positive integral value of b .

In an infinite geometric series the first term is a and common ratio is r . If the sum of the series is 4 and the seond term is 3/4 , then (a, r) is

Consider an infinite geometric series with first term 'a' and common ratio 'r'. If the sum is 4 and the second term is 3/4 then