Find the rules first, then fill in the numbers. Question 1: 3 / 8, 1 / 8, 1 / 24, (), 1 / 216. Question 2: 3 / 4, 1 / 2, 1 / 3, (), 4 / 27, ()

Find the rules first, then fill in the numbers. Question 1: 3 / 8, 1 / 8, 1 / 24, (), 1 / 216. Question 2: 3 / 4, 1 / 2, 1 / 3, (), 4 / 27, ()

The answer to the first question is 1 / 72 equal ratio series, each of which is multiplied by 1 / 3
The answer to the second question is 2 / 9, multiply each by 2 / 3