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: product of two co - prime numbers is 117 . their l . c . m should be
Options: a ) 222 , b ) 117 , c ) 278 , d ) 767 , e ) 298
[A]: b

[Q]: Problem: when 1 / 20 % of 4,000 is subtracted from 1 / 10 of 4,000 , the difference is
Options: a ) 50 , b ) 200 , c ) 380 , d ) 398 , e ) 400
[A]: d

[Q]: Problem: when a number is divided by 6 & then multiply by 12 the answer is 10 what is the no . ?
Options: a ) 4.5 , b ) 5 , c ) 5.6 , d ) 5.7 , e ) 6.5
[A]:
b