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'.

[Q]: Problem: a leak in the bottom of a tank can empty the full tank in 6 hours . an inlet pipe fills water at the rate of 4 liters per minute . when the tank is full in inlet is opened and due to the leak the tank is empties in 8 hours . the capacity of the tank is ?
Options: a ) 5768 , b ) 5760 , c ) 5762 , d ) 5766 , e ) 5712
[A]: b

[Q]: Problem: how many plants will be there in a circular bed whose outer edge measure 32 cms , allowing 4 cm 2 for each plant ?
Options: a ) 18 , b ) 750 , c ) 24 , d ) 20 , e ) none of these
[A]: d

[Q]: Problem: a train speeds past a pole in 25 seconds and a platform 200 m long in 30 seconds . its length is :
Options: a ) 1200 m , b ) 2000 m , c ) 1500 m , d ) 1000 m , e ) 4000 m
[A]:
d