instruction:
The task is to generate the correct answer for a given math problem.
question:
Problem: 17 balls are numbered 1 to 17 . a ball is drawn and then another ball is drawn without replacement . what is the probability that both balls have even numbers ?
answer:
7 / 34


question:
Problem: what is the greatest prime factor of 2 ^ 10 - 1 ?
answer:
3


question:
Problem: a train is 360 meter long is running at a speed of 45 km / hour . in what time will it pass a bridge of 160 meter length ?
answer:

41.6 seconds