1 Sioux Falls: The Falls at night. 2  Sioux Falls: Serenity. 3  Sioux Falls: St. Joseph Catholic Church. 4  Sioux Falls: visiting Falls Park. 5  Sioux Falls: Little Sioux River. 6  Sioux Falls: Falls Park is one of many sights in Sioux Falls South Dakota. 7  Sioux Falls: the Big Falls of the Sioux River. 8  Sioux Falls: view of downton.
Rs is a short form of indian currency rupees. yes it is currency ... As of today there are a lot of countries which have lower values than that of INR. You may look into this table. http://www.tradingeconomics ...
Or to explain with an example : Rs.40 against 1 US dollar means high value for Indian rupee when compared with Rs.70 against 1 US dollar. So, if market forces determine the value of a currency, that type of system is called Floating Rate System. India has adopted floating rate system since 1975.