The number of passengers on dhaka-rangpur route inceeased by 30% when the fare was reduced by 10%.what will be the percentage change in revenue?
সমাধান
সঠিক উত্তর: Option C
suppose, before passenger was =100 before fare was=100 tk so, earning was= (100 x100)=10000 taka at 30% increase, total passenger =100+30=130 at 10% decrease, fare=90 taka
