Skip to content / Đến nội dung
ThichHocToan.com

2008 AMC 8 Question 10

AMC8 · 2008 AMC 8

Question 10

The average age of the $6$ people in Room A is $40.$ The average age of the $4$ people in Room B is $25.$ If the two groups are combined, what is the average age of all the people?
  1. $ \ 32.5 $
  2. $ \ 33 $
  3. $ \ 33.5 $
  4. $ \ 34 $
  5. $ \ 35 $