When Ken was half as old as Kate,
His cousin Jean was 38.
When Kate was half as old as Jean,
Then Ken himself was 17.
Their ages total 1,1,3 -
So what must those 3 ages be?


Source: Entertaining Mathematical Teasers by J.A.H. Hunter 1983

Ken is 25, Kate is 32, Jean is 56.

Posted by xdog on 2018-01-30 09:37:00