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

Input: Consider Input: Problem: a train 200 m long can cross an electric pole in 5 sec and then find the speed of the train ?

Output: 144


Input: Consider Input: Problem: a , b and c , each working alone can complete a job in 6 , 8 and 12 days respectively . if all three of them work together to complete a job and earn $ 1170 , what will be b ' s share of the earnings ?

Output: $ 390


Input: Consider Input: Problem: the average of all odd numbers up to 200 is


Output: 100