Answer:
As the list of the 12 prime numbers are given by . 2 , 3 , 5, 7 , 11, 13, 17, 19 , 23, 29,31, 37 . Sum of all observation = 2 + 3 + 5 + 7 + 11 + 13 + 17 + 19 + 23 + 29 +31 + 37 . Therefore the sum of first 12 prime numbers be 16.45 .
