<prompt> Wisdom tooth erupts at which age -6-8 years10-12 years12-15 years17-20 years  <response>: Ans. is d i.e., 17-20 years o Wisdom teeth are permanent third molarsEruption of temporary teethPrimary dentitionToothAge in range monthsAverage age monthsLower CI6-87Upper CI7-98Uppler LI7-98Lower LI10-12111 molar12-1413Canine17-1817?5II molar20-3025 Eruption of permanent teethSecondary dentition Age in range yearAverage age yearFirst m olar6-76?5Central incisor7-87Lateral incisor8-98First PM9-1110Second PM10-1211Canine11-1211?5Second molar12-1413Third molar17-2517 