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Alledaagse Vragen
Waarom begint de Ramadan elk jaar op een andere datum?
Beschrijving van de aflevering
De ramadan begint elk jaar op een andere datum. Maar hoe kan dat eigenlijk? Dat leggen docent islamstudies Razi Quadir en Dr. Rob van Gent van de Universiteit Utrecht (departement wiskunde) je uit.