230 What is the speed limit on freeway and expressway ramps?
(A) 20 km/hr
(B) 30 km/hr
(C) whatever is written on the speed limit signs.
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統計: A(0), B(0), C(1), D(0), E(0) #2214691
統計: A(0), B(0), C(1), D(0), E(0) #2214691