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'.

Problem: find the length of the longest pole that can be placed in an indoor stadium 24 m long , 18 m wide and 16 m high 
Options: a ) 31 , b ) 32 , c ) 33 , d ) 34 , e ) 35
d

Problem: a flagpole 18 meters high casts a shadow of length 45 meters . if a building under similar conditions casts a shadow of length 55 meters , what is the height of the building ( in meters ) ? 
Options: a ) 20 , b ) 22 , c ) 24 , d ) 26 , e ) 28
b

Problem: a train travels from albany to syracuse , a distance of 120 miles , at the average rate of 40 miles per hour . the train then travels back to albany from syracuse . the total travelling time of the train is 5 hours and 24 minutes . what was the average rate of speed of the train on the return trip to albany ? 
Options: a ) 45 , b ) 20 , c ) 30 , d ) 40 , e ) 50

e