Question

The mean age of 10 women in an office is 31 years old.

The mean age of 11 men in an office is 28 years old.
What is the mean age (nearest year) of all the people in the office?

year​

Answer 1

Answer: the answer is 29 Without rounding

Answer 2

The mean age is 29. Without rounding, it would be 29.4285714286 .