Home
Class 11
MATHS
Between 1 and 31 are inserted m arithmet...

Between 1 and 31 are inserted `m` arithmetic mean so that the ratio of the 7th and `(m-1)t h` means is 5:9. Find the value of `mdot`

Text Solution

Verified by Experts

The correct Answer is:
m=14
N/a
Promotional Banner

Topper's Solved these Questions

  • SEQUENCE AND SERIES

    NAGEEN PRAKASHAN ENGLISH|Exercise Exercise 9E|15 Videos

  • SEQUENCE AND SERIES

    NAGEEN PRAKASHAN ENGLISH|Exercise Exercise 9F|23 Videos

  • SEQUENCE AND SERIES

    NAGEEN PRAKASHAN ENGLISH|Exercise Exercise 9C|26 Videos

  • RELATIONS AND FUNCTIONS

    NAGEEN PRAKASHAN ENGLISH|Exercise MISCELLANEOUS EXERCISE|12 Videos

  • SETS

    NAGEEN PRAKASHAN ENGLISH|Exercise MISC Exercise|16 Videos

Similar Questions

Explore conceptually related problems

n A.M.\'s are inserted between 1 and 31 such that the ratio of the 7th and (n-1) th means is 5:9. Find n.

There are m arithmetic means between 5 and -16 such that the ratio of the 7th mean to the (m-7)th mean is 1:4. Find the value of m.

n' arithmetic means are there between 4 and 36. If the ratio of 3rd and (n-2)th mean is 2:3, find the value of n.

There are 'n' A.M.'s between 2 and 41. The ratio of 4th and (n - 1)th mean is 2 : 5, find the value of n.

There are n A.M.s between 3 and 17. The ratio of the last mean to the first mean is 3:1. Find the value of ndot

There are n A.M.s between 3 and 17. The ratio of the last mean to the first mean is 3:1. Find the value of ndot

Between 1 and 31, m numbers have been inserted in such a way that the resulting sequence is an A. P. and the ratio of 7^(t h) and (m-1)^(t h) numbers is 5 : 9. Find the value of m.

Between 1 and 31, m numbers have been inserted in such a way that the resulting sequence is an A. P. and the ratio of 7^(t h) and (m-1)^(t h) numbers is 5 : 9. Find the value of m.

If n arithmetic means are inserted between 1 and 31 such that the ratio of the first mean and nth mean is 3:29 then the value of n is a. 10 b. 12 c. 13 d. 14

If n arithemetic means are inserted between 20 and 80 such that the ratio of first mean to the last mean is 1:3, then find the value of n .