TASK DEFINITION: The task is to generate the correct answer for a given math problem.
PROBLEM: Problem: two tains of equal lengths take 10 seconds and 15 seconds respectively to cross a telegraph post . if the length of each train be 120 metres , in what time ( in seconds ) will they cross each other travelling in opposite direction ?

SOLUTION: 12

PROBLEM: Problem: how many integers k greater than 100 and less than 700 are there such that if the hundreds and the unit digits of k are reversed , the resulting integer is k + 99 ?

SOLUTION: 50

PROBLEM: Problem: find the length of the longest pole that can be placed in a room 12 m long , 8 m broad and 9 m high .

SOLUTION:
17 m