rail way b lrandom fluctuationrandom number tablesrandom samplerandom samplingrandom selectionrate of interestrate of returnrate of return on assetsrate of return on capital employedrate of return on investmentrate per direct labourrate per unit producedratioratio analysisratio computationratio estimatorratio scaleratio serialraw materialsreacquired sharesreacquisitionreactionreal assetsreal estatereal interest ratereal shareholdersreal time systemrealizable valuerealizationrealization conceptrealized gainrealized gain and lossrealized lossrealized or realizablerealized revenuerearrangmentreasonablenessreasonably possiblerebatereceiptreceiptsreceivablesreceivables collection periodreceivables turnoverreceived for shipment b lrecessionreciprocal accountreciprocal accountsreciprocal items