[Robert Teesdale]

I would be interested in seeing any calculations performed by one mathematically inclined, demonstrating the identifying the necessary size of a crowd intent on simply toppling a MRAP onto its side.

Occupants of an immobilized vehicle must at some point exit if they do not wish to incinerate within it.

[Robert Teesdale]

As a matter of fact, it's been done already.

MRAP specifications

This one went off a bridge when the crowd had enough: