Q: 145 (IAS/2001)

In 1930, a person’s age was 8 times that of his son. In 1938, the father’s age became ten times that of his son’s age in 1930. The ages of the son and father in 1940 were, respectively.
question_subject: 
Maths
question_exam: 
IAS
stats: 
0,2,6,1,3,2,2
keywords: 
{'ages': [0, 0, 3, 2], 'age': [2, 1, 1, 2], 'years': [1, 0, 0, 2], 'times': [5, 2, 7, 3], 'father': [15, 3, 10, 14]}

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