find the average of all prime numbers between 12 and 24 .
"sol . there are five prime numbers between 12 and 24 . they are 13 , 17 , 19 , 23 â ˆ ´ required average = [ 13 + 17 + 19 + 23 / 4 ] = 72 / 4 = 18 answer c"
divide(add(add(add(12, const_1), add(add(12, const_1), const_2)), add(subtract(24, 12), subtract(24, const_2))), 12)