Wipro Company Numerical Ability Sequence and Series

Next number in the series is: 1 , 2 , 4 , 13 , 31 , 112 , ?

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Wipro Other Question

In a railway station, there are two trains going. One in the harbor line and one in the main line, each having a frequency of 10 minutes. The main line service starts at 5 o'clock and the harbor line starts at 5.02A.M. A man goes to the station every day to catch the first train that comes. What is the probability of the man catching the first train? Father's age is three years more than three times the son's age. After three years, father's age will be ten years more than twice the son's age. What is the father's present age?