The task is to generate the correct answer for a given math problem.
--------
Question: Problem: in a village of 2,500 people , 800 people are over 70 years old and 850 people are female . it is known that 40 percent of the females are younger than 70 years old . if no one in the village is 70 years old , what is the probability that a person chosen at random is either a male or younger than 70 years old ?

Answer: 199 / 250


Question: Problem: how many zeroes are there at the end of the number n , if n = 100 ! + 200 ! ?

Answer: 2


Question: Problem: two trains of equal length are running on parallel lines in the same directions at 46 km / hr . and 36 km / hr . the faster trains pass the slower train in 18 seconds . the length of each train is :

Answer:
25 m