In this task, you need to answer the given multiple-choice question on the general math. Classify your answers into 'a', 'b', 'c', 'd', and 'e'.

[Q]: Problem: a envelop weight 8.5 gm , if 820 of these envelop are sent with an advertisement mail . how much wieght ?
Options: a ) 6.6 kg , b ) 6.8 kg , c ) 6.7 kg , d ) 6.97 kg , e ) 7.8 kg
[A]: d

[Q]: Problem: total 85 matches are conducted in knockout match type . how many players will be participated in that tournament ?
Options: a ) 85 , b ) 81 , c ) 53 , d ) 82 , e ) 84
[A]: e

[Q]: Problem: when asked what the time is , a person answered that the amount of time left is 1 / 2 of the time already completed . what is the time .
Options: a ) 2 pm , b ) 9 pm , c ) 3 pm , d ) 4 pm , e ) 6 pm
[A]:
d