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

Q: Problem: two numbers are in the ratio of 7 : 6 . if 18 be subtracted from each , they are in the ratio of 6 : 5 . find the numbers ?

A: 7,6
****
Q: Problem: a train 140 m long is running at 60 kmph . in how much time wiu it pass a platform 260 m long ?

A: 24 sec
****
Q: Problem: two trains of equal lengths take 8 sec and 15 sec respectively to cross a telegraph post . if the length of each train be 120 m , in what time will they cross other travelling in opposite direction ?

A:
10
****