Which term of the G.P 5,25,125,625...... is `5^10`

Which term of the A.P. 11,8,5,2,… is -151?

Find the nth term of the G.P 0.5, 0.05, 0.005, …………

Choose the correct alternative answer for each of the following subquestions: The sum of the first ten terms of the A.P. 15,10,5,…..is….

Check whether the following sequences are G.P. If so, write t_n : 1,-5,25,-125,.........

Write the 2nd and 3rd terms of the A.P., if a=10,d=5

Find the nth term and hence find the 8th term of the following H.P: 1/5,1/10,1/15,1/20,.........

Select the correct answer from the given alternatives: Sum to infinity of a G.P 5, -5/2, 5/4, -5/8, 5/16 …. is

If the 5th term of a G.P. is 16 and the 10th term is 1/2 then its 15th term is

Find the sum of the first 5 terms of the G.P whose first term is 1 and common ration is 2/3.

Find the first term and common difference for each of the A.P. (i) 4,1,-2, -5,……… (ii) -1.25, -1.50, -1.75, -2 ……. (iii) 53, 38, 23, 8 ,………