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

[Q]: Problem: a train running at the speed of 40 km / hr crosses a pole in 9 seconds . what is the length of the train ?
[A]: 100 meter


[Q]: Problem: a salt manufacturing company produced a total of 2000 tonnes of salt in january of a particular year . starting from february its production increased by 100 tonnes every month over the previous months until the end of the year . find its ave 66 rage daily production for that year ?
[A]: 83


[Q]: Problem: find the volume & curved surface area of a cylinder with diameter of base 14 cm and height 60 cm .
[A]:
2640 cm 2', 'e ) 264 cm 2'