Answer:1. 3 6/8 ÷ 3/16 = 30/8 ÷ 3/16 = 30/8 x 16/3 = 480/24 = 20Step-by-step explanation:Firstly, if we have a mixed fraction number, make it into improper fraction. Secondly, apply the KCF. So keep the 30/8 after making it into improper fraction and change the operation into multiplication. Next is flip the 3/16 into 16/3. And sometimes we use the cancellation method. Sothe answer was 20. Hope this helps