The rupee strengthened by 22 paise to 63.83 against dollar at the interbank foreign exchange in early trade on Friday on continuous selling of the US currency by exporters and banks.A fall in dollar against major world currencies globally boosted the rupee, currency traders said.The dollar fell to its weakest level since 2015 as experts warn that Hurricane Irma could … [Read more...] about Rupee spurts 22 paise to 63.83 against dollar