Number of bananas purchased =50 dozen
Cost of bananas =1250
Transportation Cost =250
Total Cost Price =1250+250=1500
He sold only (50−5)=45 dozen bananas at 35 per dozen
Total Selling Price =35×45=1575
Profit or Loss =S.P–C.P=1575–1500=75 (Profit)
Percent profit =(ProfitCP)×100=751500×100=5%
∴ Profit he makes is Rs.75 or 5%.