In this task, you need to provide the correct option for a given problem from the provided options.

[Q]: Problem: what is the units digit of 31 ! + 50 ! + 2 ! + 3 ! ? 
Options: a ) 0 , b ) 2 , c ) 4 , d ) 6 , e ) 8
[A]: e


[Q]: Problem: income and expenditure of a person are in the ratio 5 : 4 . if the income of the person is rs . 19000 , then find his savings ? 
Options: a ) 3800 , b ) 3607 , c ) 3608 , d ) 3602 , e ) 3603
[A]: a


[Q]: Problem: of the diplomats who attended a summit conference : 20 spoke latin , 32 did not speak russian and 20 % of the diplomats spoke neither latin nor russian . if 10 % of the diplomats spoke both latin and russian , then how many diplomats attended the conference ? 
Options: a ) 70 , b ) 96 , c ) 108 , d ) 120 , e ) 150
[A]:
d