25 students average 84 on a test. Another group of 20 students averages 66. Find the overall average.
Question:
25 students average 84 on a test. Another group of 20 students averages 66. Find the overall average.
Answer:
Let's think step by step.

user
76
25 students average 84 on a test. Another group of 20 students averages 66. Find the overall average.
train