Indian rupee
The rupee replaced the Zanzibari ryal at a rate of 2⅛ rupees = 1 ryal and was equivalent to the Indian rupee, which was also in circulation. The Zanzibari rupee remained equal to the Indian rupee and was replaced on January 1, 1936, by the East African shilling at the rate of 1½ East African shillings = 1 Zanzibari rupee.