In this task, you need to answer the given multiple-choice question on the physics. Classify your answers into 'a', 'b', 'c', 'd', and 'e'.
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Question: Problem: a train speeds past a pole in 15 sec and a platform 100 m long in 25 sec , its length is ? 
Options: a ) 158 m , b ) 150 m , c ) 110 m , d ) 130 m , e ) 157 m

Answer: b


Question: Problem: a student travels from his house to school at 10 km / hr and reaches school 1 hour late . the next day he travels 12 km / hr and reaches school 1 hour early . what is the distance between his house and the school ? 
Options: a ) 100 , b ) 105 , c ) 110 , d ) 115 , e ) 120

Answer: e


Question: Problem: find the cost of fencing around a circular field of diameter 28 m at the rate of rs . 1.50 a meter ? 
Options: ['a ) rs . 150', 'b ) rs . 132', 'c ) rs . 100', 'd ) rs . 125', 'e ) rs . 225']

Answer:
b