The task is to generate the correct answer for a given math problem.
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Question: Problem: a train running at the speed of 40 km / hr crosses a pole in 9 seconds . what is the length of the train ?

Answer: 100 meter


Question: Problem: if the sides of a cube are in the ratio 5 : 3 . what is the ratio of their diagonals ?

Answer: 5 : 3'


Question: Problem: what is the decimal equivalent of ( 1 / 4 ) ^ 2 ?

Answer:
0.0625