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

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 .

If n arithmetic 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.

If n A.M.'s are inserted between 20 and 80 such that the ratio of first mean to the last mean is 1:3 then the value of n is

n arithmetic means are inserted between 3 and 17 such that ratio of first and the last means is 1: 3, find n.

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

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

Suppose m arithmeti means are inserted between 1 and 31. If the ratio of the second mean to the mth mean is 1:4, then m is equal to

There are n arithmetic means between 9 and 27 . If the ratio of the last mean to the first mean is 2:1, find the value of n.

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

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.