Repairing these scratches

[gregpot2000]

Noticed these on my car last night! No idea what could have caused it!

Any idea on cost and work involved? Would prefer least paint as possible as worried about colour matching!

[The Gauge]

Have a search through this guys videos, I'm about to repair a scratch by following one of his videos

https://www.youtube.com/watch?v=N_QgnzT-mQg&li...