The BI article repeatedly states they are quoting from
https://www.reuters.com/investigates/special-report/tesla-mu...
which states that:
Jain, an electronics engineer in Cambridge, England.
The Reuters investigation looked at
many instances of Tesla repairs and "normalised" figures to US dollars. It's common for global reporting across several countries to report in a single currency after conversion.
The problem here isn't "believing businessinsider" just missing various cues.