instruction:
The task is to generate the correct answer for a given math problem.
question:
Problem: how many zeroes are there at the end of the number n , if n = 100 ! + 200 ! ?
answer:
2


question:
Problem: a train 150 m long is running at a speed of 68 kmph . how long does it take to pass a man who is running at 8 kmph in the same direction as the train ?
answer:
9 sec


question:
Problem: what is the square root of 121 ?
answer:

11