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'.

Input: Consider Input: Problem: the lcm of two numbers is 2310 and hcf is 83 . if one of the numbers is 210 . then what is the other number ? 
Options: a ) 913 , b ) 825 , c ) 330 , d ) 582 , e ) 465

Output: a


Input: Consider Input: Problem: a and b together can do a piece of work in 6 days and a alone can do it in 13 days . in how many days can b alone can do it ? 
Options: a ) 12 days , b ) 15 days , c ) 78 / 7 days , d ) 21 days , e ) 22 / 7 days

Output: c


Input: Consider Input: Problem: if 20 lines are drawn in a plane such that no two of them are parallel and no three are concurrent , then in how many points do they intersect ? 
Options: a ) 110 , b ) 130 , c ) 150 , d ) 170 , e ) 190


Output: e