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

[EX Q]: Problem: what positive number , when squared , is equal to the cube of the positive square root of 14 ?
[EX A]: 4

[EX Q]: Problem: the profits of qrs company rose 30 % from march to april , then dropped 20 % from april to may , then rose 50 % from may to june . what was the percent increase for the whole quarter , from march to june ?
[EX A]: 56 %

[EX Q]: Problem: a train traveled the first d miles of its journey it an average speed of 50 miles per hour , the next d miles of its journey at an average speed of y miles per hour , and the final d miles of its journey at an average speed of 160 miles per hour . if the train ’ s average speed over the total distance was 96 miles per hour , what is the value of y ?
[EX A]:
16