How many days will it take for the cheque to clear? <a href="http://www.hulujinfang.com/nizagara-wikipedia-125f.pdf">nizagara 50</a> CAIRO, Aug 1 (Reuters) - Egypt's central bank unexpectedlylowered its main overnight interest rate by 50 basis points at apolicy meeting on Thursday, saying it was more concerned aboutboosting growth than taming resurgent inflation.