How many hours of sunlight is the south pole receiving during this time?

 Depends on the time of year. 
Summer solstice = 0 
Winter solstice = 24 
Spring/fall equinox = 12 

All other days, some gradual change from 0 to 24. This is true of any land within the Arctic or Antarctic circles (of course the times are reversed for the Arctic circle). Those circles are defined by the places on Earth that have at least one day of complete light and complete darkness during the year.

Adozen is 12, and your needing to calculate the weight of one medium egg, so i would do 21/12=1.75 per egg, and check your answer by doing 1.75 * 12= 21 : ) : ): ): ): ) i hoped i