instruction:
The task is to generate the correct answer for a given math problem.
question:
Problem: a train 360 m long runs with a speed of 45 km / hr . what time will it take to pass a platform of 150 m long ?
answer:
40.8 sec


question:
Problem: two cars start at the same time from opposite ends of a highway that is 175 miles long . one car is riding at 25 mph and the second car is riding at 45 mph . how long after they begin will they meet ?
answer:
2.5


question:
Problem: a rectangular garden is to be twice as long as it is wide . if 150 yards of fencing , including the gate , will completely enclose the garden , what will be the length of the garden , in yards ?
answer:

50', 'c ) 60', 'd ) 70', 'e ) 80'