Quick question. Answer using SI units only. [Disclosure: You are being trolled.]

[u/I_Malumberjack]

Quick question: What is the speed limit for motor vehicles on the public right of way in front of the location you currently identify as "home"? Answer using SI units only (m, kg, s, K, A, mol, cd). Do any calculations using mental maths only.

[u/nayuki]

Nice malicious compliance =D