Do the following two sentences have the same meaning?
Forty to 50 years ago , the ratio was 3 to 1 , Kessler said , and 10 years ago , it was 2 to 1 .
Forty to 50 years ago , the ratio was about 3-to-1 , Kessler said , and 10 years ago , it was about 2-to-1 .

1). no 2). yes
The answer is:
2).