Question
The average mass of a group of 10 students is 33 kg and the average mass of another group of 18 students is 40 kg. What is the average mass of the two groups of students?
3 m

Click button first when a symbol is required. X

The average mass of a group of 10 students is 33 kg and the average mass of another group of 18 students is 40 kg. What is the average mass of the two groups of students?