Progression (Sequence and Series)Hard
Question
The sum of the first ten terms of the geometric progression is S1 and the sum of the next ten terms (11th through 20th) is S2. then the common ratio will be-
Options
A.
B.
C.
D.
More Progression (Sequence and Series) Questions
The sum of series is...The first two terms of a geometric progression add up to 12. The sum of the third and the fourth terms is 48. If the ter...Let a1, a2, a3,..... be in harmonic progression with a1 = 5 and a20 = 25. The least positive integer n forwhich an...The sum of the first n terms of the series 12 + 2 . 22 + 32 + 2 . 42 + 52 + 2 . 62 + ... is when n is even. When n is od...The mean of a set of numbers is . If each number is multiplied by λ, then the mean of the new set is-...