Word: ratio
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Dates: during 1990-1999
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...Project's aims for participating schools--three of which will open in Massachusetts in 1995--include providing a computer in the home of every school-age child, lengthening the school day and mandating a 17-to-one pupil-teacher ratio...
Currently, Cambridge has 42,734 registered voters, with Democrats outnumbering Republicans by a nearly ten-to-one ratio, according to election commission records...
While most of these reports involve heavy doses of chemicals, evidence from laboratory studies suggests there are also effects at lower concentrations. Endocrinologist David Crews has discovered, for example, that small PCB doses can dramatically influence the ratio of male to female offspring in red-eared slider turtles. When University of Wisconsin toxicologist Richard Peterson investigated the impact of dioxin on male rats, he found that the dose needed to cause reproductive-system problems was relatively high. "But when we exposed pregnant rats to a dose 1/100th as large," he says, "we found the male offspring showed signs of reproductive...
...They're now down to 50%. The robbery arrest rate is down to 24%; it's 13% for burglaries. Of all the reasons advanced for these depressing statistics, the most telling is this: there are currently 3.3 violent crimes committed for every police officer, exactly the opposite of the ratio 25 years ago. Whatever the value of prevention programs, would-be criminals will be deterred only when jail is the likeliest consequence of their behavior. The solution is more cops, but at the moment, the pending bill earmarks only enough money to hire about 20,000 officers annually -- and after...
Tsongas also said that the ratio of workers per entitlement recipient will fall from nine to one in 1970 to five...