The ratio in length of the upper limbs to the lower is a fairly constant relationship for each sex normally Deviations occur with a break somewhere in the chain of cooperation of the internal secretions controlling the growth of bone.

Moreover, since burning at the stake, that ultima ratio theologorum, is a thing of the past, this mode of government has lost its efficacy.

The legal ratio of gold to silver was: 1 pound of gold = 4000 sesterces, or 1: 11.91.

The ratio of paddy straw to mushroom spawn should be 1 kg "prepared" straw to 4% spawn.

The profits of stock are the surplus which remains to the capitalist after replacing his capital: and the ratio which that surplus bears to the capital itself, is the rate of profit.