The task is to generate the correct answer for a given math problem.
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Question: Problem: 12 men work 8 hours per day to complete the work in 10 days . to complete the same work in 8 days , working 15 hours a day , the number of men required ?

Answer: 8 days


Question: Problem: two cubes have their volumes are in the ratio 1 : 27 . find the ratio of their surface area ?

Answer: 1 : 9', 'd ) 2 : 7', 'e ) 3 : 11'


Question: Problem: on a certain road 10 % of the motorists exceed the posted speed limit and receive speeding tickets , but 50 % of the motorists who exceed the posted speed limit do not receive speeding tickets . what percent of the motorists on the road exceed the posted speed limit ?

Answer:
20