Question

You estimate that a jar contains 68 marbles. The actual number of marbles is 60. Find the percent error. Round your answer to the nearest tenth.

Answer 1

The percent error is 13.33%

Step-by-step explanation:

Given:

Estimated amount of marbles in the jar =  68

Actual  number of marbles in the jar =-  60

To Find:

The percent error = ?

Solution:

The Percentage error  = $\frac{Estimated amount - actual amount}{actual amount} \times 100$

On Substituting the values in the formula

The Percentage error =$\frac{68 -60}{60} \times 100$

The Percentage error = $\frac{8}{60} \times 100$

The Percentage error =$0.1333\times 100$

The Percentage error =13.33%