Help with #7 please !

Henry m. leland (1843-1932), president of cadillac motor carcompany in 1908, known as a master of precision frederick bennett, the british agent for cadillac motor carcompany who convinced the royal automobile club to runthe standardization test at brooklands, england henry ford (1863-1947), founder of ford motor company whointroduced the moving assembly line into the automobileindustry in 1913

First of all, how many people in japan?

Answer(50%%);