If the (m+1)th,(n+1)th terms of an A.P. ...

If the (m+1)th,(n+1)th terms of an A.P. are in G.P. and m,n,r are in H.P., then find the value of the ratio of the common difference to the first term of the A.P.

A

`-n/2`

B

`-m/2`

C

r

D

`-(mr)/(m+r)`

Verified by Experts

The correct Answer is:

A, D

Similar Questions

Explore conceptually related problems

if (m+1)th, (n+1)th and (r+1)th term of an AP are in GP.and m, n and r in HP. . find the ratio of first term of A.P to its common difference

If the 3rd and the 6th terms of an A.P. are 7 and 13 respectively, find the first' term and the common difference.

If 5th and 6th terms of an A.P. are respectively 6 and 5, find the 11th term of the A.P.

If the sum of n terms of an A.P. is n P +1/2n(n-1)Q , where P and Q are constants, find the common difference.

In an A.P., if the first term is 22, the common difference is -4 and the sum to n terms is 64, find n .

The sum of 4th and 8th terms of an A.P. is 24 and the sum of the 6th and 10th terms is 34. Find the first term and the common difference of the A.P.

The pth, (2p)th and (4p)th terms of an AP, are in GP, then find the common ratio of GP.

If the 2nd , 5th and 9th terms of a non-constant A.P. are in G.P., then the common ratio of this G.P. is :