India switched over to decimal currency in 1957 with the amendment of the Indian Coinage Act. The rupee remained unchanged in value and nomenclature. It, however, was now divided into 100 'Paisa' instead of 16 Annas.

Correct Option: C

India switched over to decimal currency in 1957 with the amendment of the Indian Coinage Act. The rupee remained unchanged in value and nomenclature. It, however, was now divided into 100 'Paisa' instead of 16 Annas.

In 1991, India faced a serious balance of payment crisis and was forced to sharply devalue its currency. The country was in the grip of high inflation, low growth and the foreign reserves were not even worth to meet three weeks of imports.
Under these situations, the currency was devalued to 17.90 against a dollar.

Correct Option: B

In 1991, India faced a serious balance of payment crisis and was forced to sharply devalue its currency. The country was in the grip of high inflation, low growth and the foreign reserves were not even worth to meet three weeks of imports.
Under these situations, the currency was devalued to 17.90 against a dollar.