Teacher:In this task, you need to answer the given multiple-choice question on the gain. Gain is the value by which to multiply the input. Classify your answers into 'a', 'b', 'c', 'd', and 'e'.
Teacher: Now, understand the problem? Solve this instance: Problem: shekhar started a business investing rs . 25,000 in 1999 . in 2000 , he invested an additional amount of rs . 10,000 and rajeev joined him with an amount of rs . 35,000 . in 2001 , shekhar invested another additional amount of rs . 10,000 and jatin joined them with an amount of rs . 35,000 . what will be rajeev ’ s share in the profit of rs . 1 , 50,000 earned at the end of 3 years from the start of the business in 1999 ? . 
Options: a ) rs . 10000 , b ) rs . 20000 , c ) rs . 30000 , d ) rs . 40000 , e ) rs . 50000
Student:
e