1 In a twin pregnancy. the average is 37 weeks. for triplets 34 and quadruplets 32 weeks. 2  The average birth weight for singletons is 7 lbs 7 oz. 3  Average birth weight of twins is 5 lbs 5 oz. for triplets 4lbs and quads 3lbs.
When did republicans and democrats switch sides? During the civil war of 1861-1865, the republican party was the one that fought for civil rights and the abolition of slavery.When did the parties switch, so that the republicans are now clearly the a$$holes and the democrats are the good guys?hen did republicans and democrats switch sides? During the civil war of 1861-1865, the republican party was the one that fought for civil rights and the abolition of slavery. When did the parties switch, so that the republicans are now clearly the a$$holes and the democrats are the good guys?
Despite its losses in the presidential elections of the 1970s and â80s, the Democratic Party continued to control both houses of Congress for most of the period (although the Republicans controlled the Senate from 1981 to 1987).