    Sentence 1: Fork y: ‘to. 50 ‘years  ago. the ratio was 3 to I.  Kessler said . and 10 years-ago    vik was 2 to l-    Sentence 2: Forty fo 50 years  ago’. the ratio‘ was, about 3  to-1... Kessler \said. . ‘and’ 10  years go . it was about 2-    to-1.