Translation of "40s" in Hungarian

That represent your late 20s, 30s, 40s, 50s,

a 20-as, 30-as, 40-es, 50-es éveik napjait,

He is in his 40s, a whole new era for America and the world.

40-es éveiben jár; a korszak mind Amerikának, mind a világnak új.