The task is to generate the correct answer for a given math problem.

[EX Q]: Problem: each of the products produced yesterday was checked by worker x or worker y . 0.5 % of the products checked by worker x are defective and 0.8 % of the products checked by worker y are defective . if the total defective rate of all the products checked by worker x and worker y is 0.74 % , what fraction of the products was checked by worker y ?
[EX A]: 4 / 

[EX Q]: Problem: find the simple interest on rs . 70,000 at 16 2 / 3 % per year for 9 months .
[EX A]: 8750

[EX Q]: Problem: 0 - - - : - | - - - : - - | - : - - : - | - - : - - - | - : - - - - 1 on the number line above , the segment from 0 to 1 has been divided into fifths , as indicated by the large tick marks , and also into sevenths , as indicated by the small tick marks . what is the least possible distance x between any two of the tick marks ?
[EX A]:
1 / 35