A company has 20 female workers whose average salary is $43,000 and 30 male workers whose average salary is $47,000. What is true about the average salary of all 50 workers?

Question

anonymous · Answer

a) It could be any number between $43,000 and $47,000.
b) $45,400
c) $45,000

anonymous · Answer

I think the answer is C but I just wanted to double check :)

anonymous · Answer

It would actually be a) 
care for an explanation?

anonymous · Answer

sure :)

anonymous · Answer

The question asks what is true about the average salary of all 50 workers, it also tells you the average salary of male and female workers. Your answer should reflect and "average" from 43,000 to 47,000. So without doing any math you can clearly see how the answer should be a)