Math Is Fun Forum

Dharshi

Member

Registered: 2006-10-31

Posts: 56

Tragedy!!!

There are n-arithmetic means between 3 and 17 . The ratio of the last mean to the first mean is 3 : 1 . Find the value of n.

bobbym

bumpkin

From: Bumpkinland

Registered: 2009-04-12

Posts: 109,606

Re: Tragedy!!!

Hi Dharshi;

The arithmetic sequence is 3,5,7,9,11,13,15,17. So n = 6.

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