the average of first six prime numbers which are between 20 and 60 is
"explanation : first six prime numbers which are between 20 and 60 = 23 , 29 , 31 , 37 , 41 , 43 average = ( 23 + 29 + 31 + 37 + 41 + 43 ) / 6 = 34 answer : a"
add(20, const_1)