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

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

A: 144
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Q: Problem: what is the greatest prime factor of 2 ^ 10 - 1 ?

A: 3
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Q: Problem: what percent is 6 gm of 1 kg ?

A:
0.6 %
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