Given:
The actual volume of the container is a = 0.5 liter.
The estimated volume of the container is e = 0.3 liter.
The objective is to find the percentage of student's estimate off.
Step-by-step explanation:
The general formula to find the percentage of estimate off is,
On plugging the given values in equation (1),
Hence, the percentage of student's estimate off is 40%.