Question

1/6 1/2 5/6 _________ 1 1/2 what is the rule? and the missing number?

Answer 1

The rule is, the numbers are each going up by 2/6's

E.g. 1/6 , 3/6 (= 1/2), 5/6 , the missing number is, 1 whole and 1/6

Answer 2

1 and 1/6 is your answer