Person A is sitting on a train that is moving at 80 km/h.
Person B is standing next to the train tracks.
The following formula can be used to calculate how much extra mass person A appears to have,
as perceived by person B: .

If person A has a rest mass, , of 80 kg,
how much extra mass are they perceived to have by person B?
Knowing that the extra mass will have a nonzero value, answer in scientific notation to two decimal places.