8. 40 dozenoranges were purchased at18 perdozen. Half of them were sol

1.	8. 40 dozenoranges were purchased at18 perdozen. Half of them were sold at 2 perorange. By that time, 20 oranges went rot.The remaining oranges were sold at 1.25each. Calculate the profit or loss per cent.
Answer» Total cost of oranges CP = 1840 = 720 Selling price of 20 dozen oranges SP1 = 21220 = 480 Selling of remaining orangesSP2 = (2012 - 20)1.25 = 2201.25 = 275 Profit % ={ [(SP1 + SP2) - CP] /CP}100 = [(755 - 720)/720]100 = 350/72 = 4.86%

8. 40 dozenoranges were purchased at18 perdozen. Half of them were sold at 2 perorange. By that time, 20 oranges went rot.The remaining oranges were sold at 1.25each. Calculate the profit or loss per cent.

Answer»

Total cost of oranges CP = 18*40 = 720

Selling price of 20 dozen oranges SP1 = 2*12*20 = 480

Selling of remaining orangesSP2 = (20*12 - 20)*1.25 = 220*1.25 = 275

Profit % ={ [(SP1 + SP2) - CP] /CP}*100 = [(755 - 720)/720]*100 = 350/72 = 4.86%