9000139502

SubArea: 
Statistics
Level: 
A
Project ID: 
9000139502
Accepted: 
1
Clonable: 
0
Easy: 
0
The average mass of 30 eggs on a plate is 60g. From this amount we remove five eggs. The total mass of these five eggs is 280g. Find the change in the average mass of the remaining eggs on the plate.
The average mass of eggs increases by 0.8g.
The average mass of eggs decreases by 4g.
The average mass of eggs increases by 4g.
The average mass of eggs increases by 12g.