The ratio between those in day and supplemental schools has changed dramatically since the early 1960's.

City officials say the ratio has not changed much in the last few years, and they hope the new lanes change that.

"What happens is that the ratio of fat to muscle has changed," he said.

Nor could they determine whether the ratio of complaints to violations changed over that time.

The ratio between decision making/taking and repair timings has changed as well.

What's more, the researchers found that the ratio of the two forms changed with age.

I don't suppose this ratio has changed for the better since then.

Company officials said today that they did not know why the nicotine-to-tar ratios had changed.

In many communities the ratio will change each year as a way to keep the assessment figure constant.

The "new" Texas is still a blend of these two regions, but the ratio has changed.