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

Problem: a company pays 12.5 % dividend to its investors . if an investor buys rs . 60 shares and gets 25 % on investment , at what price did the investor buy the shares ?
30

Problem: a train 150 m long is running at a speed of 68 kmph . how long does it take to pass a man who is running at 8 kmph in the same direction as the train ?
9 sec

Problem: two cubes of their volumes in the ratio 64 : 343 . the ratio of their surface area is :

4 :