When comparing currency pair RUB/LKR, we have to keep in mind that we are comparing currency RUB with currency LKR, that is, in order to buy a RUB you currently need 4.03520 LKR.
For greater awareness of this currency pair, we are going to clarify that the base currency is RUBand the LKR has the denomination of quote currency or counter currency.
We have been able to observe that in the last hours the lowest value that this currency pair has had has been 3.98990, while the highest value has been in 4.10060 y means a percentage of variation of the 0.28000% due to the difference of 0.01120.