[" The percentage error in the "],[" above problem is "]

The percentage errors in the above problem is

A body travels uniformly a distance of 13.8 ± 0.2 m in time 4.0 ± 0.3 s . The velocity of the body within error limits is? The percentage errors in the above problem is?

Define percentage error.

The unit of percentage error is

The unit of percentage error is

Explain percentage error