Detailed Instructions: In this task, you need to provide the correct option for a given problem on probability from the provided options.
Q: Problem: there are 15 boys and 10 girls in a class . if three students are selected at random , in how many ways that 1 girl and 2 boys are selected ?
Options: a ) 950 , b ) 1050 , c ) 2150 , d ) 2050 , e ) 1000
A:
b