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

Problem: how much interest will $ 8,000 earn in 9 months at an annual rate of 6 % ?
$ 360

Problem: a clock shows the time as 10 a . m . if the minute hand gains 5 minutes every hour , how many minutes will the clock gain by 6 p . m . ?
40 minute

Problem: the length of the bridge , which a train 150 metres long and travelling at 54 km / hr can cross in 30 seconds , is ?

320 m .