A company has 100 employees. 60% of the employees drive to work. Of the employees who don't drive to work, half take public transportation. How many employees use public transportation to get to work?
Stream of thoughts:
20
Drive to work:100(.

60) = 60.

Don't Drive to work:100 - 60 = 40.

Public Transportation:40(.

50) = 20 employees.

.

Thus, the answer is 20